2020 in paleoichthyology

List of years in paleoichthyology
… 2017 2018 2019 2020 2021 2022 2023 …
In paleontology 2017 2018 2019 2020 2021 2022 2023 In science 2017 2018 2019 2020 2021 2022 2023 In paleobotany 2017 2018 2019 2020 2021 2022 2023 In arthropod paleontology 2017 2018 2019 2020 2021 2022 2023 In paleoentomology 2017 2018 2019 2020 2021 2022 2023 In paleomalacology 2017 2018 2019 2020 2021 2022 2023 In reptile paleontology 2017 2018 2019 2020 2021 2022 2023 In archosaur paleontology 2017 2018 2019 2020 2021 2022 2023 In mammal paleontology 2017 2018 2019 2020 2021 2022 2023
Art Archaeology Architecture Literature Music Philosophy Science +...

• Paleontology portal
• History of science portal

This list of fossil fishes described in 2020 is a list of new taxa of jawless vertebrates, placoderms, acanthodians, fossil cartilaginous fishes, bony fishes, and other fishes of every kind that were described during the year 2020, as well as other significant discoveries and events related to paleoichthyology that occurred in 2020.

New taxa

Jawless vertebrates

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes	Images
Clavulaspis [1]	Nom. nov	Valid	Elliott, Lassiter & Geyer	Devonian (Givetian)	Yahatinda Formation	Canada (  Alberta)	A member of the family Pteraspididae; a replacement name for Helaspis Elliott et al. (2000).
Ecphymaspis [1]	Gen. et comb. nov	Valid	Elliott, Lassiter & Geyer	Devonian (Eifelian)	Spring Mountain beds	United States (  Idaho)	A member of the family Pteraspididae; a new genus for "Psephaspis" idahoensis Denison (1968).
Parathelodus liaokuoensis [2]	Sp. nov	Valid	Cui et al.	Devonian (Lochkovian)	Xishancun Xitun	China	A thelodont belonging to the family Coelolepidae. Announced in 2019; the final version of the article naming it was published in 2020.
Parathelodus wangi [2]	Sp. nov	Valid	Cui et al.	Devonian (Lochkovian)	Xishancun Xitun	China	A thelodont belonging to the family Coelolepidae. Announced in 2019; the final version of the article naming it was published in 2020.
Parathelodus xitunensis [2]	Sp. nov	Valid	Cui et al.	Devonian (Lochkovian)	Xitun	China	A thelodont belonging to the family Coelolepidae. Announced in 2019; the final version of the article naming it was published in 2020.
Psarkosteus [3]	Gen. et sp. nov	Valid	Dec	Devonian (Givetian)	Skały	Poland	A member of the family Psammosteidae. The type species is P. mediocris.
Rumporostralis [4]	Gen. et comb. et sp. nov	Valid	Shan et al.	Silurian (Telychian)	Xikeng Formation	China	A member of Galeaspida belonging to the group Eugaleaspiformes and the family Sinogaleaspidae. The type species is "Sinogaleaspis" xikengensis Pan & Wang (1980); genus also includes new species R. shipanensis.
Scutellaspis [1]	Gen. et sp. nov	Valid	Elliott, Lassiter & Geyer	Devonian (Eifelian)	Spring Mountain beds	United States (  Idaho)	A member of the family Pteraspididae. Genus includes new species S. wilsoni.

Placoderms

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes	Images
Actinolepis zaikai [5]	Sp. nov	Valid	Plax & Newman	Devonian (Emsian)	Lepel Beds	Belarus
Bulongosteus [6]	Gen. et sp. nov	Valid	Liu, Zong & Gong	Late Devonian	Zhulumute Formation	China	A member of the family Selenosteidae. Genus includes new species B. liui.
Johannaspis [7]	Gen. et comb. nov	Valid	Vaškaninová	Early Devonian	Prague Basin	Czech Republic	A homostiid arthrodire. Genus includes "Asterolepis" bohemicus Barrande (1872).
Minjinia [8]	Gen. et sp. nov	Valid	Brazeau et al.	Devonian (Pragian)		Mongolia	A placoderm closely related to the gnathostome crown group. Genus includes new species M. turgenensis.
Stipatosteus [5]	Gen. et sp. nov	Valid	Plax & Newman	Devonian (Emsian)	Lepel Beds	Belarus	A phlyctaeniid arthrodire. Genus includes new species S. svidunovitchi.

Acanthodians

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes	Images
Fallodentus [9]	Gen. et sp. nov	In press	Newman, Den Blaauwen & Burrow	Devonian (Givetian)	Mey Flagstone Formation	United Kingdom	A cheiracanthid acanthodian. Genus includes new species F. davidsoni.

Cartilaginous fishes

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes	Images
Amamriabatis [10]	Gen. et sp. nov	Valid	Adnet et al.	Eocene		Tunisia   Egypt?	A ray belonging to the family Mobulidae. The type species is A. heni.
Asteracanthus dunaii [11]	Sp. nov	Valid	Szabó & Főzy	Jurassic		Hungary
Atlantitrygon [12]	Gen. et comb. et sp. nov	Valid	Sambou et al.	Paleocene (Thanetian) and Eocene (Lutetian)	Matam	Niger   Senegal   Togo	A putative marine potamotrygonid. The type species is "Dasyatis" sudrei Cappetta (1972); genus also includes new species A. senegalensis.
Canadodus [13]	Gen. et sp. nov	Valid	Popov, Johns & Suntok	Late Oligocene	Sooke	Canada (  British Columbia)	A member of the family Chimaeridae. Genus includes new species C. suntoki.
Carcharhinus kasserinensis [10]	Sp. nov	Valid	Adnet et al.	Eocene (Bartonian)		Tunisia   Jamaica?	A species of Carcharhinus .
Coupatezia cristata [10]	Sp. nov	Valid	Adnet et al.	Eocene		Egypt   Tunisia	A ray belonging to the superfamily Dasyatoidea.
Cretasquatina [14]	Gen. et sp. nov	Valid	Maisey, Ehret & Denton	Late Cretaceous (Campanian)	Mooreville Chalk Navesink Formation?	United States (  Alabama   New Jersey?)	A member of the family Squatinidae. The type species is C. americana.
Eoplatyrhina [15]	Gen. et comb. nov	Valid	Marramà et al.	Eocene	Monte Bolca	Italy	A member of the family Platyrhinidae. Genus includes "Platyrhina" bolcensis Heckel (1851).
Eorhinobatos [16]	Gen. et comb. nov	Valid	Marramà et al.	Eocene	Monte Bolca	Italy	A guitarfish; a new genus for "Rhinobatos" primaevus.
Ferromirum [17]	Gen. et sp. nov	Valid	Frey et al.	Devonian (Famennian)	Ibâouane	Morocco	A member of Symmoriiformes. The type species is F. oukherbouchi.
Himantura souarfortuna [10]	Sp. nov	Valid	Adnet et al.	Eocene (Bartonian)		Tunisia	A whiptail stingray, a species of Himantura .
Lamarodus [18]	Gen. et sp. nov	Valid	Ivanov in Ivanov et al.	Permian (Guadalupian)	Bell Canyon Formation	United States (  Texas)	A member of Hybodontiformes belonging to the superfamily Hybodontoidea. Genus includes new species L. triangulus. Announced in 2018; the final version of the article naming it was published in 2020.
Leptocharias tunisiensis [10]	Sp. nov	Valid	Adnet et al.	Eocene		Tunisia   Egypt?   Jordan?	A relative of the barbeled houndshark.
Mecotrygon [10]	Gen. et sp. nov	Valid	Adnet et al.	Eocene		Egypt   Tunisia	A whiptail stingray belonging to the subfamily Neotrygoninae. The type species is M. asperodentulus.
Mennerotodus mackayi [19]	Sp. nov	Valid	Cicimurri, Ebersole & Martin	Paleocene (Danian)	Clayton	United States (  Alabama)	A sand shark
Mennerotodus parmleyi [19]	Sp. nov	Valid	Cicimurri, Ebersole & Martin	Eocene (Bartonian)	Clinchfield	United States (  Georgia (U.S. state))	A sand shark
Microtriftis [12]	Gen. et sp. nov	Valid	Sambou et al.	Eocene (Ypresian to Lutetian)	Matam	Senegal	A dasyatoid of uncertain phylogenetic placement. Genus includes new species M. matami.
Nanocetorhinus zeitlingeri [20]	Sp. nov	Valid	Feichtinger, Pollerspöck & Harzhauser	Oligocene (Chattian)	Eferding	Austria	A member of Neoselachii of uncertain phylogenetic placement.
Odontorhytis priemi [12]	Sp. nov	Valid	Sambou et al.	Paleocene (Thanetian) and Eocene (Ypresian)	Matam	Mali   Morocco   Senegal   Tunisia	A member of Neoselachii of uncertain phylogenetic placement
Ouledia lacuna [10]	Sp. nov	Valid	Adnet et al.	Eocene (Bartonian)		Tunisia	A butterfly ray.
Pachygymnura [10]	Gen. et comb. nov	Valid	Adnet et al.	Eocene		Egypt   Tunisia	A butterfly ray. The type species is "Coupatezia" attiai Cook in Murray et al. (2010).
Plesiozanobatus [15]	Gen. et comb. nov	Valid	Marramà et al.	Eocene	Monte Bolca	Italy	A relative of panray. Genus includes "Torpedo" egertoni De Zigno (1876).
Pristiophorus austriacus [21]	Sp. nov	Valid	Reinecke et al.	Miocene (Aquitanian)	Ebelsberg	Austria	A species of Pristiophorus .
Pristiophorus borealis [21]	Sp. nov	Valid	Reinecke et al.	Oligocene (Chattian)	Sülstorf	Germany	A species of Pristiophorus.
Pristiophorus tortonicus [21]	Sp. nov	Valid	Reinecke et al.	Miocene (Tortonian)	Mica Clay	Germany	A species of Pristiophorus.
Pristiophorus ungeri [21]	Sp. nov	Valid	Reinecke et al.	Miocene (Burdigalian)	Neuhofen	Germany	A species of Pristiophorus.
Pseudorhinobatos [16]	Gen. et comb. nov	Valid	Marramà et al.	Eocene	Monte Bolca	Italy	A guitarfish; a new genus for "Rhinobatos" dezignii.
Sculptospina [22]	Gen. et sp. nov	Valid	Lebedev in Lebedev, Ivanov & Linkevich	Devonian (Famennian)		Russia (  Lipetsk Oblast)	A member of Ctenacanthiformes of uncertain phylogenetic placement. The type species is S. makhlaevi.
Sphyrna guinoti [10]	Sp. nov	Valid	Adnet et al.	Eocene		Tunisia   Egypt?	A species of Sphyrna .
Stegostoma tethysiensis [10]	Sp. nov	Valid	Adnet et al.	Eocene		Tunisia   Egypt?	A relative of the zebra shark.
Taklamakanolepis [23]	Gen. et sp. nov		Andreev et al.	Early Silurian	Ymogantau	China	A member of Mongolepidida. The type species is T. asiaticus.
Tielikewatielepis [23]	Gen. et sp. nov		Andreev et al.	Early Silurian	Tataertag Ymogantau	China	A member of Mongolepidida. The type species is T. sinensis.
Xiaohaizilepis [23]	Gen. et sp. nov		Andreev et al.	Early Silurian	Tataertag Ymogantau	China	A member of Mongolepidida. The type species is X. liui.
Yuanolepis [23]	Gen. et sp. nov		Andreev et al.	Early Silurian	Ymogantau	China	A cartilaginous fish of uncertain phylogenetic placement. The type species is Y. bachunensis.

Ray-finned fishes

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes	Images
Agassizilia [24]	Gen. et sp. nov	Valid	Cooper & Martill	Cenomanian	Kem Kem	Morocco	Possibly a member of the family Pycnodontidae. The type species is A. erfoudina.
Altmuehlfuro [25]	Gen. et sp. nov	Valid	Ebert	Late Jurassic	Solnhofen	Germany	A member of Halecomorphi belonging to the group Ophiopsiformes. Genus includes new species A. boomerang.
Amakusaichthys [26]	Gen. et sp. nov	Valid	Yabumoto, Hirose & Brito	Late Cretaceous (Santonian)	Hinoshima	Japan	A member of Ichthyodectiformes. Genus includes new species A. goshouraensis. Announced in 2018; the final version of the article naming it was published in 2020.
Ampheristus americanus [27]	Sp. nov	Valid	Schwarzhans & Stringer	Late Cretaceous (Maastrichtian) and Paleocene (Danian)	Clayton Kemp Clay	United States (  Arkansas   Texas)	A cusk-eel.
Anguilla? chickasawae [28]	Sp. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian) and Paleocene (Danian) [27]	Clayton [27] Ripley	United States (  Arkansas [27]   Mississippi)	A member or a relative of the family Anguillidae
Anomoeodus wolfi [29]	Sp. nov	Valid	Capasso	Late Cretaceous (Cenomanian)	Del Rio	United States (  Texas)	A member of the family Pycnodontidae.
Anorevus [30]	Gen. et sp. nov.	Valid	Bannikov & Zorzin	Eocene (Ypresian)	Monte Bolca	Italy	A member of Percomorpha of uncertain phylogenetic placement. The type species is A. lorenzonii.
Apateodus crenellatus [28]	Sp. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian)	Owl Creek Ripley	United States (  Mississippi)
Ariopsis castilloensi [31]	Sp. nov	In press	Aguilera & Rodriguez in Aguilera et al.	Late Oligocene to early Miocene	Castillo	Venezuela	A species of Ariopsis .
Armigatus carrenoae [32]	Sp. nov	Valid	Alvarado-Ortega, Than-Marchese & Melgarejo-Damián	Early Cretaceous (Albian)	Tlayúa	Mexico	A member of Clupeomorpha belonging to the group Ellimmichthyiformes and to the family Armigatidae.
Bagre ornatus [31]	Sp. nov	In press	Aguilera & Rodriguez in Aguilera et al.	Late Oligocene to early Miocene	Castillo	Venezuela	A species of Bagre .
Baringochromis [33]	Gen. et 3 sp. nov	Valid	Altner & Reichenbacher	Late Miocene		Kenya	A cichlid belonging to the subfamily Pseudocrenilabrinae. The type species is B. senutae; genus also includes B. sonyii and B. tallamae. Announced in 2020; the final version of the article naming it was published in 2021.
Benthophilus aprutinus [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Miocene (Messinian)		Italy	A tadpole goby.
Benthophilus labronicus [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Miocene (Messinian)		Italy	A tadpole goby.
Boreolates [35]	Gen. et sp. nov	Valid	Weems	Eocene	Nanjemoy	United States (  Virginia)	A member of the family Latidae. The type species is B. debernardi.
Brachyplatystoma elbakyani [36]	Sp. nov	In press	Agnolin & Bogan	Late Miocene		Argentina	A species of Brachyplatystoma
Buenia pisiformis [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Miocene (Tortonian and Messinian)		Greece	A species of Buenia .
Burguklia minichorum [37]	Sp. nov	Valid	Bakaev & Kogan	Permian (Wordian–Capitanian)		Russia	An early ray-finned fish. Announced in 2019; the final version of the article naming it was published in 2020.
Caspiosoma lini [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Miocene (Messinian)		Italy   Romania	A species of Caspiosoma .
Caspiosoma paulisulcata [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Miocene (Messinian)		Italy	A species of Caspiosoma.
Caucombrus [38]	Gen. et sp. nov	Valid	Bannikov	Early Oligocene		Abkhazia   Russia	A member of the family Scombridae. Genus includes new species C. histiopterygius.
Chaychanus [39]	Gen. et sp. nov	Valid	Cantalice Severiano, Alvarado Ortega & Bellwood	Paleocene		Mexico	A member of the family Pomacentridae. Genus includes new species C. gonzalezorum. Announced in 2019; the final version of the article naming it was published in 2020.
Cheirolepis aleshkai [40]	Sp. nov	Valid	Plax	Devonian (Eifelian)		Belarus	An early ray-finned fish.
Choctawichthys [28]	Gen. et comb. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian)	Ripley	United States (  Mississippi)	A member of Paracanthopterygii of uncertain phylogenetic placement. The type species is "genus Perciformorum" cepoloides Nolf & Dockery (1990).
Chromogobius? primigenius [41]	Sp. nov	Valid	Schwarzhans, Brzobohatý & Radwańska	Miocene			Possibly a species of Chromogobius .
Clupea hanishinaensis [42]	Nom. nov	Valid	Yabumoto & Nazarkin	Miocene	Bessho	Japan	A species of Clupea ; a replacement name for Clupea macrocephala Yabumoto & Nazarkin (2018).
Congrophichthus [27]	Gen. et sp. nov	Valid	Schwarzhans & Stringer	Late Cretaceous (late Campanian and Maastrichtian) and Paleocene (Danian)	Clayton Coffee Sand Kemp Clay	United States (  Alabama   Arkansas   Mississippi   Texas)	A member of the family Congridae. The type species is C. transterminus.
Cowetaichthys carnevalei [28]	Sp. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian)	Ripley	United States (  Mississippi)	A beardfish
Cyclothone duhoensis [43]	Sp. nov	Valid	Nam & Nazarkin	Miocene	Duho	South Korea	A species of Cyclothone . Announced in 2020; the final version of the article naming it was published in 2021.
Dakotaichthys [27]	Gen. et sp. nov	Valid	Schwarzhans & Stringer	Late Cretaceous (Maastrichtian)	Fox Hills Kemp Clay	United States (  North Dakota   Texas)	Possibly a member of the family Gadidae. The type species is D. hogansoni.
Eleotris omuamuaensis [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Miocene (Tortonian)		Italy	A species of Eleotris .
Eleotris tyrrhenicus [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Miocene (Tortonian)		Italy	A species of Eleotris.
Ellimma longipectoralis [44]	Sp. nov	Valid	Polck et al.	Early Cretaceous (Aptian)	Barra Velha Formation	Brazil	A member of Clupeomorpha belonging to the group Ellimmichthyiformes and to the family Paraclupeidae. Announced in 2019; the final version of the article naming it was published in 2020.
Ellimmichthys spinosus [45]	Sp. nov	In press	De Figueiredo & Gallo	Early Cretaceous	Recôncavo Basin	Brazil	A member of Clupeomorpha belonging to the group Ellimmichthyiformes.
Elongofuro [25]	Gen. et sp. nov	Valid	Ebert	Late Jurassic		Germany	A member of Halecomorphi belonging to the group Ophiopsiformes. Genus includes new species E. woelflei.
Elopothrissus carsonsloani [27]	Sp. nov	Valid	Schwarzhans & Stringer	Paleocene (Danian)	Clayton	United States (  Arkansas)	A relative of the Japanese gissu.
Engdahlichthys [46]	Gen. et sp. nov	Valid	Murray et al.	Paleocene	Fort Union	United States (  Montana)	A sturgeon. Genus includes new species E. milviaegis.
Enigmacottus [34]	Gen. et sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Miocene (Messinian)		Italy	Possibly a member of the family Psychrolutidae. The type species is E. socialis.
Epaelops [47]	Gen. et sp. nov	In press	Alves, Alvarado Ortega & Brito	Early Cretaceous (Albian)	Tlayúa	Mexico	A member of Elopiformes. Genus includes new species E. martinezi. Announced in 2019; the final version of the article naming it is scheduled to be published in 2020.
Eutawichthys choctawae [28]	Sp. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian)	Kemp Clay [27] Ripley	United States (  Mississippi   Texas [27] )	Probably a member of Beryciformes
Feroxichthys [48]	Gen. et sp. nov	Valid	Xu	Middle Triassic (Anisian)	Guanling	China	A member of the family Colobodontidae. The type species is F. yunnanensis.
Globanomoeodus [29]	Gen. et sp. nov	Valid	Capasso	Late Cretaceous (Cenomanian)	Del Rio	United States (  Texas)	A member of the family Pycnodontidae. The type species is G. dentespassim.
Gobius peloponnesus [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Pliocene (Zanclean)		Greece	A species of Gobius .
Gobius supraspectabilis [41]	Sp. nov	Valid	Schwarzhans, Brzobohatý & Radwańska	Miocene		Slovakia	A species of Gobius.
Gregoriopycnodus [49]	Gen. et comb. nov	Valid	Taverne, Capasso & Del Re	Early Cretaceous (Albian)		Italy	A member of the family Pycnodontidae. The type species is "Palaeobalistum" bassanii d'Erasmo (1914).
Hadromos [50]	Gen. et sp. nov	Valid	Murray	Early Cenozoic (possibly Eocene)	Sangkarewang	Indonesia	A member of Cyprinoidea. Genus includes new species H. sandersae.
Hastichthys totonacus [51]	Sp. nov	In press	Alvarado-Ortega & Díaz-Cruz	Late Cretaceous (Turonian)	Agua Nueva	Mexico	A member of Aulopiformes belonging to the family Dercetidae.
Heckelichthys preopercularis [52]	Sp. nov	In press	Baños Rodríguez et al.	Cretaceous (Albian–Cenomanian)	El Doctor	Mexico	A member of Ichthyodectiformes
Hesperichthys gironeae [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Miocene (Tortonian and Messinian)		Italy	A goby.
Hesperichthys iugosus [41]	Sp. nov	Valid	Schwarzhans, Brzobohatý & Radwańska	Miocene		Moldova	A goby. Originally described as a species of Hesperichthys, but subsequently transferred to the genus Sarmatigobius. [53]
Hiascoactinus [54]	Gen. et sp. nov	In press	Kim et al.	Late Triassic	Amisan	South Korea	A member of Redfieldiiformes. Genus includes new species H. boryeongensis. Announced in 2019; the final version of the article naming it is scheduled to be published in 2020.
Hoeseichthys [41]	Gen. et comb. nov	Valid	Schwarzhans, Brzobohatý & Radwańska	Miocene and Pliocene [55]		Czech Republic   Germany   India [56]   Italy [34]   Morocco [55]	A goby. Genus includes "Otolithus (Gobius)" praeclarus Procházka (1893) and H. laevis (Weiler, 1942), as well as "Gobiida" bicornuta Lin, Girone & Wolf (2015) and "Gobiida" brioche Lin, Girone & Wolf (2015). [34]
Holzmadenfuro [57]	Gen. et sp. nov	Valid	Ebert, Thies & Hauff	Early Jurassic (Toarcian)	Posidonia	Germany	A member of Halecomorphi. Genus includes new species H. rebmanni.
Hoplopteryx langfordi [28]	Sp. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian)	Ripley	United States (  Mississippi)
Hypsocormus posterodorsalis [58]	Sp. nov	Valid	Maxwell et al.	Late Jurassic (Kimmeridgian)	Nusplingen	Germany
Knipowitschia etrusca [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Miocene (Messinian)		Italy	A species of Knipowitschia .
Knipowitschia polonica [41]	Sp. nov	Valid	Schwarzhans, Brzobohatý & Radwańska	Miocene		Poland   Ukraine [59]	A species of Knipowitschia.
Kokenichthys navis [28]	Sp. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian)	Owl Creek Ripley	United States (  Mississippi)	A member of Osteoglossiformes of uncertain phylogenetic placement
Kradimus [60]	Gen. et sp. nov	Valid	Veysey, Brito & Martill	Late Cretaceous (Turonian)	Akrabou Formation	Morocco	A member of Crossognathiformes. Genus includes new species K. asflaensis. Announced in 2019; the final version of the article naming it was published in 2020.
Lavinia stuwilliamsi [61]	Sp. nov	Valid	McClellan & Smith	Late Miocene	Salt Lake Formation	United States (  Utah)	A species of Lavinia .
Lebrunichthys [62]	Gen. et sp. nov	Valid	Taverne & Capasso	Late Cretaceous (Cenomanian)		Lebanon	A member of Crossognathiformes belonging to the family Pachyrhizodontidae. The type species is L. nammourensis.
Lesueurigobius stazzanensis [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Miocene (Tortonian)		Italy	A species of Lesueurigobius .
Lindoeichthys [63]	Gen. et sp. nov.	Valid	Murray et al.	Late Cretaceous (Maastrichtian)	Scollard Formation	Canada (  Alberta)	A member of Percopsiformes. Genus includes new species L. albertensis. Announced in 2019; the final version of the article naming it was published in 2020.
Louwoichthys [64]	Gen. et sp. nov	Valid	Xu	Middle Triassic (Anisian)		China	A member of the stem group of Neopterygii. Genus includes new species L. pusillus.
Luganoia fortuna [65]	Sp. nov	Valid	Xu	Middle Triassic (Ladinian)	Falang	China
Megalops? nolfi [28]	Sp. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian)	Ripley	United States (  Mississippi)	Probably member of the family Megalopidae
Monosmilus [66]	Gen. et sp. nov		Capobianco et al.	Eocene (Lutetian)	Domanda	Pakistan	A stem-engraulid. The type species is M. chureloides.
Muraenanguilla unionensis [28]	Sp. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian)	Owl Creek Ripley	United States (  Mississippi)	An eel of uncertain phylogenetic placement
Neilpeartia [67]	Gen. et sp. nov	Valid	Carnevale et al.	Eocene (Ypresian)	Monte Bolca	Italy	A frogfish. Genus includes new species N. ceratoi.
Neomesturus [68]	Gen. et sp. nov	In press	Cooper & Martill	Turonian	Akrabou	Morocco	A member of Pycnodontiformes. Genus includes new species N. asflaensis.
Neoproscinetes africanus [24]	Sp. nov	Valid	Cooper & Martill	Cenomanian	Kem Kem	Morocco	A member of the family Pycnodontidae
Njoerdichthys [69]	Gen. et sp. nov	In press	Cawley et al.	Late Cretaceous (Turonian)	Hesseltal	Germany	A member of the family Pycnodontidae. The type species is N. dyckerhoffi.
Nunaneichthys [70]	Gen. et sp. nov	In press	Hernández-Guerrero et al.	Cretaceous (Albian-Cenomanian)		Mexico	A bonefish belonging to the subfamily Pterothrissinae. Genus includes new species N. mexicanus.
Odondebuenia agiadiae [41]	Sp. nov	Valid	Schwarzhans, Brzobohatý & Radwańska	Miocene		Poland   Slovakia   Ukraine [59]	A relative of the coralline goby.
Ohmdenfuro [57]	Gen. et sp. nov	Valid	Ebert, Thies & Hauff	Early Jurassic (Toarcian)	Posidonia	Germany	A member of Halecomorphi. Genus includes new species O. bodmani.
Osmeroides mississippiensis [28]	Sp. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian)	Owl Creek Ripley	United States (  Mississippi)
Ossulcus [28]	Gen. et sp. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian)	Ripley	United States (  Mississippi)	Probably a member of Beryciformes. The type species is O. labiatus.
Otolithopsis cumatilis [28]	Sp. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian)	Ripley	United States (  Mississippi)	An otolith of a fish of uncertain phylogenetic placement.
Palaeogadus weltoni [27]	Sp. nov	Valid	Schwarzhans & Stringer	Late Cretaceous (Maastrichtian)	Kemp Clay	United States (  Texas)
Palealbula korchinskyi [71]	Sp. nov	Valid	Schwarzhans & Mironenko	Late Jurassic		Russia	Possibly a stem-albuliform
Palealbula moscoviensis [71]	Sp. nov	Valid	Schwarzhans & Mironenko	Late Jurassic		Russia	Possibly a stem-albuliform.
Paranursallia cavini [68]	Sp. nov	In press	Cooper & Martill	Turonian	Akrabou	Morocco	A member of Pycnodontiformes.
Pauciuncus [50]	Gen. et comb. nov	Valid	Murray	Early Cenozoic (possibly Eocene)	Sangkarewang	Indonesia	A member of Cyprinoidea. Genus includes "Puntius" bussyi.
Polcynichthys [72]	Gen. et sp. nov	In press	London & Shimada	Late Cretaceous (Cenomanian)	Tarrant	United States (  Texas)	A member of the family Pachyrhizodontidae. Genus includes new species P. lloydhilli.
Proterorhinus cretensis [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Pliocene (Zanclean)		Greece	A species of Proterorhinus .
Pythonichthys arkansasensis [27]	Sp. nov	Valid	Schwarzhans & Stringer	Late Cretaceous (Maastrichtian) and Paleocene (Danian)	Clayton Kemp Clay	United States (  Arkansas   Texas)	A species of Pythonichthys .
Rachycentron stremphaencus [73]	Sp. nov	Valid	Godfrey & Carnevale	Miocene (Tortonian)	St. Marys	United States (  Maryland)	A relative of the cobia.
Rebekkachromis valyricus [74]	Sp. nov	Valid	Kevrekidis & Reichenbacher in Kevrekidis et al.	Miocene	Ngorora	Kenya	A cichlid belonging to the tribe Oreochromini.
Rebekkachromis vancouveringae [74]	Sp. nov	Valid	Kevrekidis & Reichenbacher in Kevrekidis et al.	Miocene	Ngorora	Kenya	A cichlid belonging to the tribe Oreochromini.
Rhynchoconger brettwoodwardi [27]	Sp. nov	Valid	Schwarzhans & Stringer	Late Cretaceous (Maastrichtian)	Kemp Clay	United States (  Texas)	A species of Rhynchoconger .
Rupelia [75]	Gen. et comb. nov	Valid	Baykina & Kovalchuk in Kovalchuk et al.	Oligocene (Rupelian)		Russia	A member of family Clupeidae. Genus includes R. rata (Daniltshenko, 1959).
Salwaichthys [76]	Gen. et sp. nov	Valid	Bannikov	Early Oligocene		Abkhazia   Poland   Russia (  Adygea)	A member of Perciformes belonging to the new family Salwaichthyidae. Genus includes new species S. paratethyensis.
Sanctusichthys [77]	Gen. et sp. nov	Valid	López-Arbarello, Maxwell & Schweigert	Late Jurassic (Kimmeridgian)	Nusplingen Limestone	Germany	A member of Halecomorphi. Genus includes new species S. rieteri.
Sangkarewangia [50]	Gen. et sp. nov	Valid	Murray	Early Cenozoic (possibly Eocene)	Sangkarewang	Indonesia	A member of Cyprinoidea. Genus includes new species S. sumatranus.
Scleropages sanshuiensis [78]	Sp. nov	Valid	Zhang	Early Eocene	Huachong	China	A species of Scleropages . Announced in 2019; the final version of the article naming it was published in 2020.
Scombroclupea javieri [79]	Sp. nov	In press	Than Marchese et al.	Late Cretaceous (Cenomanian)	Cintalapa	Mexico	A member of Clupeomorpha of uncertain phylogenetic placement
Siniperca ikikoku [80]	Sp. nov	Valid	Yabumoto	Miocene		Japan	A species of Siniperca .
Simocormus [58]	Gen. et sp. nov	Valid	Maxwell et al.	Late Jurassic (Kimmeridgian–Tithonian)		Germany	A member of the family Pachycormidae. The type species is S. macrolepidotus.
Stanhopeichthys [81]	Gen. et sp. nov	Valid	Taverne & Capasso	Late Cretaceous (Cenomanian)		Lebanon	A member of Crossognathiformes belonging to the family Pachyrhizodontidae. The type species is S. libanicus.
Stefanichthys [82]	Gen. et sp. nov.	Valid	Bannikov & Zorzin	Eocene]] (Ypresian)	Monte Bolca	Italy	A member of Percoidei of uncertain phylogenetic placement. The type species is S. mariannae.
Thorogobius petilus [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Miocene (Messinian)		Italy	A species of Thorogobius .
Thrax [28]	Gen. et sp. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian)	Ripley	United States (  Mississippi)	A member of Aulopiformes belonging to the family Ichthyotringidae. The type species is T. acutus.
Tippaha [28]	Gen. et sp. et comb. nov	Valid	Schwarzhans & Stringer in Stringer et al.	Late Cretaceous (Maastrichtian)	Owl Creek Ripley	United States (  Mississippi)	A member of Holocentriformes of uncertain phylogenetic placement. The type species is T. mythica; genus also includes "genus Ophidiidarum" cavatus Nolf & Stringer (1996).
Vachalia [83]	Gen. et sp. nov	Valid	Přikryl & Carnevale	Early Oligocene		Czech Republic	A member of the family Platytroctidae. Genus includes new species V. moraviensis.
Vanderhorstia prochazkai [41]	Sp. nov	Valid	Schwarzhans, Brzobohatý & Radwańska	Miocene		Ukraine [59]	A species of Vanderhorstia .
Vegrandichthys [84]	Gen. et sp. nov	Valid	Díaz-Cruz, Alvarado-Ortega & Giles	Late Cretaceous (Cenomanian)	Cintalapa	Mexico	A member of Aulopiformes belonging to the family Enchodontidae. The type species is V. coitecus.
Warilochromis [85]	Gen. et sp. nov	Valid	Altner, Ruthensteiner & Reichenbacher	Late Miocene	Ngorora	Kenya	A cichlid belonging to the subfamily Pseudocrenilabrinae. The type species is W. unicuspidatus.
Zosterisessor exsul [34]	Sp. nov	Valid	Schwarzhans, Agiadi & Carnevale	Miocene (Messinian)		Italy   Romania	A relative of the grass goby.

Lobe-finned fishes

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes	Images
Ferganoceratodus annekempae [86]	Sp. nov	Valid	Cavin, Deesri & Chanthasit	Late Jurassic	Phu Kradung	Thailand	A lungfish.
Megalichthys mullisoni [87]	Sp. nov	Valid	Downs & Daeschler	Devonian (Famennian)	Catskill	United States (  Pennsylvania)
Metaceratodus baibianorum [88]	Sp. nov	Valid	Panzeri et al.	Late Cretaceous	La Colonia	Argentina	A lungfish.
Neoceratodus potkooroki [89]	Sp. nov	Valid	Kemp & Berrell	Cretaceous		Australia	A lungfish.
Ptychoceratodus oldhami [90]	Sp. nov	Valid	Bhat & Ray	Late Triassic (Carnian)	Tiki	India	A lungfish. Announced in 2018; the final version of the article naming it was published in 2020.
Rossichthys [91]	Gen. et sp. nov	Valid	Johanson et al.	Carboniferous (Tournaisian)	Ballagan Formation	United Kingdom	A member of Rhizodontida. The type species is R. clackae.

Research

• A study on the morphology of the osteostracans, evaluating different methods used to determine the morphological variation within this group and its evolution, is published by Ferrón et al. (2020). ^[92]
• A study on the morphological diversity of osteostracan headshields, aiming to determine the relationship between their morphological diversity and hydrodynamic performance and its implications for the knowledge of the ecological diversity of the osteostracans, is published by Ferrón et al. (2020). ^[93]
• A study aiming to test the alternative hypotheses of placoderm jaw bone homologies, and evaluating their implications for the knowledge of evolution of jaw bones in early jawed vertebrates, is published by King & Rücklin (2020). ^[94]
• A study on the fossil dentitions of acanthothoracids is published by Vaškaninová et al. (2020), who report that the teeth of acanthothoracids differed fundamentally from those of arthrodires, and argue that the characteristic traits of acanthothoracid dentition might be ancestral for all jawed vertebrates. ^[95]
• Redescription of the anatomy of Walterilepis speciosa, based on data from new fossil material, and a study on the phylogenetic relationships of this species is published online by Lukševičs (2020). ^[96]
• Description of the neurocranial anatomy of Ellopetalichthys scheii is published by Castiello et al. (2020). ^[97]
• A study aiming to determine whether Titanichthys was a suspension feeder, focusing on mechanical properties of its jaw, is published by Coatham et al. (2020). ^[98]
• The earliest fossilized vertebrate embryos reported so far, preserved with an adult specimen of Watsonosteus fletti from the Givetian Eday Flagstone Formation (Orcadian Basin; Scotland, United Kingdom), are described by Newman et al. (2020). ^[99]
• Burrow, Newman & den Blaauwen (2020) describe external spiracular elements in Middle Devonian acanthodians from northern Scotland, differing from spiracles of all known extant and extinct fishes, and report the oldest record of elastic cartilage in the fossil record. ^[100]
• A study examining the factors influencing the long-term variations of genus-level diversity of elasmobranchs and ray-finned fishes throughout their evolutionary history is published by Guinot & Cavin (2020). ^[101]
• Carrillo-Briceño et al. (2020) describe a new elasmobranch assemblage from the Oligocene–Miocene boundary in the Dos Bocas Formation (Ecuador), and evaluate the implications of this assemblage for chronostratigraphic inferences and the knowledge of local paleoenvironment. ^[102]
• Two large vertebrae of sharks belonging to the genus Ptychodus , providing new information on the life history and body size of members of the family Ptychodontidae, are described from the Santonian of Spain by Jambura & Kriwet (2020). ^[103]
• A study on the evolution of body size in lamniform sharks, including the evolution of gigantism in the lineage of Otodus megalodon , is published by Shimada, Becker & Griffiths (2020). ^[104]
• Taxonomic revision of the Oligocene and Miocene sand sharks is published by Hovestadt (2020). ^[105]
• A study aiming to determine the linear body dimensions of Otodus megalodon at different life stages is published by Cooper et al. (2020). ^[106]
• A study on the class structure of assemblages of specimens of Otodus megalodon in eight previously known formations and in a newly described Miocene locality from northeastern Spain is published by Herraiz et al. (2020), who interpret their findings as indicative of existence of five potential nurseries of these sharks ranging from the Langhian to the Zanclean. ^[107]
• An isolated tooth of Cosmopolitodus hastalis from the Miocene of South Korea is described by Yun (2020). ^[108]
• A study on the fossil record of the great white shark from the Pliocene of Peru and Chile is published by Villafaña et al. (2020), who interpret their findings as indicating that great white sharks used the Coquimbo locality in Chile as a nursery and Pisco (Peru) and Caldera (Chile) localities as feeding grounds during the Pliocene. ^[109]
• A study on the anatomy and phylogenetic relationships of "Urolophus" crassicaudatus is published by Marramà et al. (2020), who transfer this species to the genus Arechia . ^[110]
• Collareta et al. (2020) describe a fossil stinger a stingray from the Pliocene (Piacenzian) locality La Serra (Italy), twice as long as the longest caudal spines reported from any living stingray species of the Mediterranean Sea, and possibly representing the longest stingray stinger ever reported from both the fossil and the recent records. ^[111]
• A study on the morphology of the marginal dentition of Lophosteus superbus is published by Chen et al. (2020), who reconstruct the dental ontogeny in this taxon, and evaluate its implications for the knowledge of the evolution of teeth of bony fishes. ^[112]
• Redescription of the anatomy of Tanyrhinichthys mcallisteri is published by Stack et al. (2020). ^[113]
• Fragmentary fossil material of Gyrosteus mirabilis is reported from the Toarcian of the Ahrensburg erratics assemblage (Schleswig-Holstein, Germany) by Hornung & Sachs (2020), expanding known geographic range of this species, and representing the first record of a chondrosteid species beyond its type area. ^[114]
• Redescription of the skeletal anatomy of Yanosteus longidorsalis is published by Hilton, Grande & Jin (2020). ^[115]
• Revision and a study on the phylogenetic relationships of members of the subfamily Pycnodontinae is published by Poyato-Ariza (2020). ^[116]
• A study on the skeletal anatomy and phylogenetic relationships of Lombardina decorata is published by Taverne (2020). ^[117]
• A study on the degree of preservation of the skin of an aspidorhynchid specimen from the Barremian Paja Formation (Colombia), representing the first instance of soft tissue preservation in vertebrates from the Early Cretaceous of northern South America, is published by Alfonso-Rojas & Cadena (2020). ^[118]
• A study on the diversity and distribution of non-marine teleost fishes in the Western Interior of North America during the late Maastrichtian, based on fossils from the Hell Creek Formation, the Lance Formation and the Scollard Formation, is published online by Brinkman et al. (2020). ^[119]
• Description of new fossil material of Abisaadichthys libanicus and Eusebichthys byblosi, providing new information on the skeletal anatomy of these taxa, is published by Taverne & Capasso (2020). ^[120]
• Fossil material of Xiphactinus is described from the latest Maastrichtian Salamanca Formation (Chubut Province, Argentina) by De Pasqua, Agnolin & Bogan (2020), representing the first record of this genus from southern part of South America. ^[121]
• A methodology for assessing locomotion energetics in extinct bony fishes is presented by Ferrón (2020), who interprets his findings as providing evidence of endothermy in Xiphactinus audax. ^[122]
• Redescription and a study on the phylogenetic relationships of Laeliichthys ancestralis is published by Brito, Figueiredo & Leal (2020). ^[123]
• A study on the skeletal anatomy of Pirskenius , aiming to resolve whether Pirskeniidae can be sustained as a separate family, is published by Reichenbacher et al. (2020). ^[124]
• A study aiming to infer the genetic basis of the reduction of pelvic skeleton in a Miocene stickleback fish Gasterosteus doryssus is published by Stuart, Travis & Bell (2020). ^[125]
• A fish larva sharing anatomical similarities with the so‐called tholichthys larval stage of butterflyfishes is described from the Eocene (Bartonian) locality of Gornyi Luch (Krasnodar Krai, Russia) by Carnevale & Bannikov (2020). ^[126]
• New fossil material of Mawsonia gigas , including one of the anatomically most informative specimens referable to the genus Mawsonia, is described from the Mesozoic Tacuarembó Formation (Uruguay) by Toriño et al. (2020). ^[127]
• New fossil material of Axelrodichthys megadromos is described from several Campanian and Maastrichtian sites in southern France by Cavin et al. (2020), who present a reconstruction of the skull of this species, and study its phylogenetic relationships and ecology. ^[128]
• Redescription of the anatomy of the skull of Durialepis edentatus is published by Mondéjar‐Fernández, Friedman & Giles (2020). ^[129]
• Description of new material of tristichopterids from the Devonian (Famennian) locality of Strud (Belgium), and a study on the phylogenetic relationships of tristichopterids, is published by Olive et al. (2020). ^[130]
• Description of a new, 1.57-metre-long articulated specimen of Elpistostege watsoni from the Upper Devonian of Canada, and a study on the implications of this specimen for the knowledge of the early evolution of the vertebrate hand, is published by Cloutier et al. (2020). ^[131]
• A study aiming to determine the potential significance of tides for the evolution of bony fish and early tetrapods from the Late Silurian to early Late Devonian is published by Byrne et al. (2020). ^[132]
• Evidence of enhanced fish production during the extreme global warmth of the early Paleogene is presented by Britten & Sibert (2020). ^[133]
• A study aiming to determine the impact of changes in the Earth system during the Eocene–Oligocene transition on pelagic fish production and biodiversity is published by Sibert et al. (2020). ^[134]

References

1. David K. Elliott; Linda S. Lassiter; Kathryn E. Geyer (2020). "The last pteraspids (Vertebrata, Heterostraci): new material from the Middle Devonian of Alberta and Idaho". Journal of Paleontology. 94 (4): 758–772. Bibcode:2020JPal...94..758E. doi:10.1017/jpa.2020.9. S2CID   218776355.
2. Xin-Dong Cui; Qiang Li; Tuo Qiao; Min Zhu (2020). "New material of thelodonts from Lochkovian (Lower Devonian) of Qujing, Yunnan, China". Vertebrata PalAsiatica. 58 (1): 1–15. doi:10.19615/j.cnki.1000-3118.190612.
3. Marek Dec (2020). "A new Middle Devonian (Givetian) psammosteid (Vertebrata: Heterostraci) from Poland". Annales Societatis Geologorum Poloniae. 90 (1): 75–93. doi: 10.14241/asgp.2020.04 . S2CID   225233821.
4. Xianren Shan; Min Zhu; Wenjin Zhao; Zhaohui Pan; Pingli Wang; Zhikun Gai (2020). "A new genus of sinogaleaspids (Galeaspida, stem-Gnathostomata) from the Silurian Period in Jiangxi, China". PeerJ. 8: e9008. doi: 10.7717/peerj.9008 . PMC   7233274 . PMID   32461826.
5. Dmitry P. Plax; Michael J. Newman (2020). "New Early Devonian (late Emsian) placoderms from Belarus". Journal of Paleontology. 94 (4): 773–787. Bibcode:2020JPal...94..773P. doi:10.1017/jpa.2020.6. S2CID   216191250.
6. Yilong Liu; Ruiwen Zong; Yiming Gong (2020). "The first aspinothoracid arthrodire from the Late Devonian continental strata are found in western Junggar, Xinjiang". Chinese Science Bulletin. 65 (21): 2256–2265. doi: 10.1360/TB-2020-0108 . S2CID   225991890.
7. Valéria Vaškaninová (2020). "New genus of homostiid arthrodire contributes to the revision of placoderm diversity in the Early Devonian of the Prague Basin". Alcheringa: An Australasian Journal of Palaeontology. 44 (3): 397–410. Bibcode:2020Alch...44..397V. doi:10.1080/03115518.2020.1749303. S2CID   219456262.
8. Martin D. Brazeau; Sam Giles; Richard P. Dearden; Anna Jerve; Ya. Ariunchimeg; E. Zorig; Robert Sansom; Thomas Guillerme; Marco Castiello (2020). "Endochondral bone in an Early Devonian 'placoderm' from Mongolia". Nature Ecology & Evolution. 4 (11): 1477–1484. Bibcode:2020NatEE...4.1477B. doi:10.1038/s41559-020-01290-2. hdl: 10044/1/82739 . PMID   32895518. S2CID   221543148.
9. Michael J. Newman; Jan L. Den Blaauwen; Carole J. Burrow (2020). "Two newly identified cheiracanthid acanthodians from the Mey Flagstone Formation (Givetian, Middle Devonian) of the Orcadian Basin, Scotland". Scottish Journal of Geology. 57: sjg2020-009. doi:10.1144/sjg2020-009. S2CID   224879065.
10. Sylvain Adnet; Laurent Marivaux; Henri Cappetta; Anne-Lise Charruault; El Mabrouk Essid; Suzanne Jiquel; Hayet Khayati Ammar; Bernard Marandat; Wissem Marzougui; Gilles Merzeraud; Rim Temani; Monique Vianey-Liaud; Rodolphe Tabuce (2020). "Diversity and renewal of tropical elasmobranchs around the Middle Eocene Climatic Optimum (MECO) in North Africa: New data from the lagoonal deposits of Djebel el Kébar, Central Tunisia". Palaeontologia Electronica. 23 (2): Article number 23(2):a38. doi: 10.26879/1085 . S2CID   221506440.
11. Márton Szabó; István Főzy (2020). "Asteracanthus (Hybodontiformes: Acrodontidae) remains from the Jurassic of Hungary, with the description of a new species and with remarks on the taxonomy and paleobiology of the genus". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 297 (3): 295–309. doi:10.1127/njgpa/2020/0926. S2CID   225326215.
12. Bernard Siguendibo Sambou; Lionel Hautier; Raphael Sarr; Rodolphe Tabuce; Fabrice Lihoreau; Moustapha Thiam; Renaud Lebrun; Jeremy E. Martin; Henri Cappetta; Sylvain Adnet (2020). "Contribution to the reappraisal of the mid Paleogene ichtyofauna of Western Africa with three new enigmatical elasmobranchs from Thanetian–Lutetian of Senegal" (PDF). Annales de Paléontologie. 106 (3): Article 102400. Bibcode:2020AnPal.10602400S. doi:10.1016/j.annpal.2020.102400. S2CID   216465866.
13. Evgeny V. Popov; Marjorie J. Johns; Stephen Suntok (2020). "A new genus of chimaerid fish (Holocephali, Chimaeridae) from the Upper Oligocene Sooke Formation of British Columbia, Canada". Journal of Vertebrate Paleontology. 40 (1): e1772275. Bibcode:2020JVPal..40E2275P. doi:10.1080/02724634.2020.1772275. S2CID   221751740.
14. John G. Maisey; Dana J. Ehret; John S.S. Denton (2020). "A new genus of Late Cretaceous angel shark (Elasmobranchii; Squatinidae), with comments on squatinid phylogeny". American Museum Novitates (3954): 1–29. doi:10.1206/3954.1. hdl:2246/7230. S2CID   219700378.
15. Giuseppe Marramà; Giorgio Carnevale; Kerin M. Claeson; Gavin J. P. Naylor; Jürgen Kriwet (2020). "Revision of the Eocene 'Platyrhina' species from the Bolca Lagerstätte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record". Journal of Systematic Palaeontology. 18 (18): 1519–1542. Bibcode:2020JSPal..18.1519M. doi:10.1080/14772019.2020.1783380. PMC   7455076 . PMID   32939187. S2CID   221065291.
16. Giuseppe Marramà; Giorgio Carnevale; Gavin J. P. Naylor; Massimo Varese; Luca Giusberti; Jürgen Kriwet (2020). "Anatomy, taxonomy and phylogeny of the Eocene guitarfishes from the Bolca Lagerstätten, Italy, provide new insights into the relationships of the Rhinopristiformes (Elasmobranchii: Batomorphii)". Zoological Journal of the Linnean Society. 192 (4): 1090–1110. doi: 10.1093/zoolinnean/zlaa125 .
17. Linda Frey; Michael I. Coates; Kristen Tietjen; Martin Rücklin; Christian Klug (2020). "A symmoriiform from the Late Devonian of Morocco demonstrates a derived jaw function in ancient chondrichthyans". Communications Biology. 3 (1): Article number 681. doi:10.1038/s42003-020-01394-2. PMC   7672094 . PMID   33203942.
18. Alexander O. Ivanov; Merlynd K. Nestell; Galina P. Nestell; Gorden L. Bell Jr. (2020). "New fish assemblages from the Middle Permian from the Guadalupe Mountains, West Texas, USA". Palaeoworld. 29 (2): 239–256. doi:10.1016/j.palwor.2018.10.003. S2CID   134496257.
19. David J. Cicimurri; Jun A. Ebersole; George Martin (2020). "Two new species of Mennerotodus Zhelezko, 1994 (Chondrichthyes: Lamniformes: Odontaspididae), from the Paleogene of the southeastern United States". Fossil Record. 23 (2): 117–140. Bibcode:2020FossR..23..117C. doi: 10.5194/fr-23-117-2020 . S2CID   221737251.
20. Iris Feichtinger; Jürgen Pollerspöck; Mathias Harzhauser (2020). "A new species of the enigmatic shark genus Nanocetorhinus (Chondrichthyes) from the Oligocene of Austria with palaeoceanographic implications". Austrian Journal of Earth Sciences. 113 (1–2): 229–236. Bibcode:2020AsJES.113..229F. doi: 10.17738/ajes.2020.0014 . S2CID   227313907.
21. Thomas Reinecke; Jürgen Pollerspöck; Hiroyuki Motomura; Helmut Bracher; Leo Dufraing; Thomas Güthner; Fritz von der Hocht (2020). "Sawsharks (Pristiophoriformes, Pristiophoridae) in the Oligocene and Neogene of Europe and their relationships with extant species based on teeth and rostral denticles". Palaeontos. 33.
22. Oleg A. Lebedev; Alexander O. Ivanov; Valeriy V. Linkevich (2020). "Chondrichthyan spines from the Famennian (Upper Devonian) of Russia". Acta Geologica Polonica. 70 (3): 339–362. doi: 10.24425/agp.2020.132255 . S2CID   219489825.
23. Plamen S. Andreev; Wenjin Zhao; Nian-Zhong Wang; Moya M. Smith; Qiang Li; Xindong Cui; Min Zhu; Ivan J. Sansom (2020). "Early Silurian chondrichthyans from the Tarim Basin (Xinjiang, China)". PLoS ONE . 15 (2): e0228589. Bibcode:2020PLoSO..1528589A. doi: 10.1371/journal.pone.0228589 . PMC   7018067 . PMID   32053606.
24. Samuel L.A. Cooper; David M. Martill (2020). "A diverse assemblage of pycnodont fishes (Actinopterygii, Pycnodontomorpha) from the mid-Cretaceous, continental Kem Kem beds of South-East Morocco". Cretaceous Research. 112: Article 104456. doi:10.1016/j.cretres.2020.104456. S2CID   216214083.
25. Martin Ebert (2020). "Elongofuro and Altmuehlfuro, new genera of Halecomorphi (Neopterygii) from the Upper Jurassic of the Solnhofen Archipelago and Nusplingen (Germany)". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 295 (2): 185–210. doi:10.1127/njgpa/2020/0883. S2CID   216400476.
26. Yoshitaka Yabumoto; Koji Hirose; Paulo M. Brito (2020). "A new ichthyodectiform fish, Amakusaichthys goshouraensis gen. et sp. nov. from the Upper Cretaceous (Santonian) Himenoura Group in Goshoura, Amakusa, Kumamoto, Japan". Historical Biology: An International Journal of Paleobiology. 32 (3): 362–375. Bibcode:2020HBio...32..362Y. doi:10.1080/08912963.2018.1497022. S2CID   91632554.
27. Werner Schwarzhans; Gary L. Stringer (2020). "Fish otoliths from the late Maastrichtian Kemp Clay (Texas, USA) and the early Danian Clayton Formation (Arkansas, USA) and an assessment of extinction and survival of teleost lineages across the K-Pg boundary based on otoliths". Rivista Italiana di Paleontologia e Stratigrafia. 126 (2): 395–446. doi:10.13130/2039-4942/13425.
28. Gary L. Stringer; Werner Schwarzhans; George Phillips; Roger Lambert (2020). "Highly diversified Late Cretaceous fish assemblage revealed by otoliths (Ripley Formation and Owl Creek Formation, northeast Mississippi, USA)". Rivista Italiana di Paleontologia e Stratigrafia. 126 (1): 111–155. doi:10.13130/2039-4942/13013.
29. Luigi Capasso (2020). "†Pycnodonts (Neopterygii, †Pycnodontiformes) from the Del Rio Formation (Early Cenomanian, Cretaceous) of Waco Lake, Texas (U.S.A.)". Thalassia Salentina. 42: 9–24. doi:10.1285/i15910725v42p9.
30. Alexandre F. Bannikov; Roberto Zorzin (2020). "A new genus and species of percomorph fish ("stem pleuronectiform") from the Eocene of Bolca in northern Italy" (PDF). Studi e ricerche sui giacimenti terziari di Bolca, XX - Miscellanea Paleontologica. 17: 5–14.
31. Orangel Aguilera; Ricardo T. Lopes; Felix Rodriguez; Thaís M. dos Santos; Caroline Rodrigues-Almeida; Paulo Almeida; Alessandra S. Machado; Tailan Moretti (2020). "Fossil sea catfish (Siluriformes; Ariidae) otoliths and in-skull otoliths from the Neogene of the Western Central Atlantic". Journal of South American Earth Sciences. 101: Article 102619. Bibcode:2020JSAES.10102619A. doi: 10.1016/j.jsames.2020.102619 . S2CID   219045960.
32. Jesús Alvarado-Ortega; Bruno Andrés Than-Marchese; María del Pilar Melgarejo-Damián (2020). "On the Albian occurrence of Armigatus (Teleostei, Clupeomorpha) in America, a new species from the Tlayúa Lagerstätte, Mexico". Palaeontologia Electronica. 23 (3): Article number 23(3):a52. doi: 10.26879/1107 . S2CID   229647341.
33. Melanie Altner; Bettina Reichenbacher (2020). "A small cichlid species flock from the Upper Miocene (9–10 MYA) of Central Kenya". Hydrobiologia. 848 (16): 3613–3637. doi: 10.1007/s10750-020-04358-z . S2CID   221145584.
34. Werner Schwarzhans; Konstantina Agiadi; Giorgio Carnevale (2020). "Late Miocene–early Pliocene evolution of Mediterranean gobies and their environmental and biogeographic significance". Rivista Italiana di Paleontologia e Stratigrafia. 126 (3): 657–723. doi:10.13130/2039-4942/14185.
35. Robert E. Weems (2020). "Additions to the bony fish fauna from the early Eocene Nanjemoy Formation of Maryland and Virginia (U.S.A)". The Mosasaur. The Journal of the Delaware Valley Paleontological Society. XI: 117–152.
36. Federico L. Agnolin; Sergio Bogan (2020). "Goliath catfish Brachyplatystoma Bleeker, 1862 (Siluriformes: Pimelodidae) from the Miocene of Argentina". Journal of South American Earth Sciences. 100: Article 102551. Bibcode:2020JSAES.10002551A. doi:10.1016/j.jsames.2020.102551. S2CID   216380969.
37. Aleksandr Bakaev; Ilja Kogan (2020). "A new species of Burguklia (Pisces, Actinopterygii) from the Middle Permian of the Volga Region (European Russia)". PalZ. 94 (1): 93–106. Bibcode:2020PalZ...94...93B. doi:10.1007/s12542-019-00487-6. S2CID   201966465.
38. A. F. Bannikov (2020). "A new genus and species of scombrid fish (Perciformes, Scombroidei, Scombridae) from the Lower Oligocene of the Caucasus". Paleontological Journal. 54 (1): 59–67. Bibcode:2020PalJ...54...59B. doi:10.1134/S0031030120010037. S2CID   212936546.
39. Kleyton Magno Cantalice Severiano; Jesús Alvarado Ortega; David Bellwood (2020). "†Chaychanus gonzalezorum gen. et sp. nov.: A damselfish fossil (Pomacentridae; Percomorphaceae), from the Early Paleocene outcrop of Chiapas, Southeastern Mexico". Journal of South American Earth Sciences. 98: Article 102322. doi:10.1016/j.jsames.2019.102322. S2CID   202910177.
40. Dmitry Plax (2020). "A new species of the actinopterygian fish (Osteichthyes, Actinopterygii) from the Eifelian deposits of the Vileyka Buried Ridge (Belarus)". Лiтасфера. 1 (52): 68–74.
41. Werner Schwarzhans; Rotislav Brzobohatý; Urszula Radwańska (2020). "Goby otoliths from the Badenian (middle Miocene) of the Central Paratethys from the Czech Republic, Slovakia and Poland: A baseline for the evolution of the European Gobiidae (Gobiiformes; Teleostei)". Bollettino della Società Paleontologica Italiana. 59 (2): 125–173. doi:10.4435/BSPI.2020.10.
42. Yoshitaka Yabumoto; Mihkail V. Nazarkin (2020). "Clupea hanishinaensis nomen novum, a replacement name for the Miocene clupeid fish Clupea macrocephala Yabumoto and Nazarkin, 2018 from Nagano, Japan". Paleontological Research. 24 (3): 238. doi:10.2517/2019PR011. S2CID   220281581.
43. Gi-Soo Nam; Mikhail V. Nazarkin (2020). "A Neogene bristlemouth of the genus Cyclothone (Stomiiformes: Gonostomatidae) from South Korea". Historical Biology: An International Journal of Paleobiology. 33 (11): 2639–2645. doi:10.1080/08912963.2020.1820000. S2CID   224937137.
44. Márcia Aparecida dos Reis Polck; Valéria Gallo; Francisco J. de Figueiredo; Samuel Magalhães Viana; Viviane Sampaio Santiago dos Santos; João Villar de Queiroz Neto; Ricardo Jorge Jahnert (2020). "†Ellimma longipectoralis sp. nov. (Teleostei: Clupeomorpha: †Ellimmichthyiformes) from the Aptian of the Santos Basin, southeastern Brazil". Journal of South American Earth Sciences. 98: Article 102318. Bibcode:2020JSAES..9802318P. doi:10.1016/j.jsames.2019.102318. S2CID   202181577.
45. Francisco J. de Figueiredo; Valéria Gallo (2020). "Revision of †Ellimmichthys longicostatus (Clupeomorpha: †Ellimmichthyiformes) from the Lower Cretaceous of Brazil with comments on the taxonomy of related species". Journal of South American Earth Sciences. 105: Article 103006. doi:10.1016/j.jsames.2020.103006. S2CID   228863238.
46. Alison M. Murray; Donald B. Brinkman; David G. DeMar JR; Gregory P. Wilson (2020). "Paddlefish and sturgeon (Chondrostei: Acipenseriformes: Polyodontidae and Acipenseridae) from lower Paleocene deposits of Montana, U.S.A.". Journal of Vertebrate Paleontology. 40 (2): e1775091. Bibcode:2020JVPal..40E5091M. doi:10.1080/02724634.2020.1775091. S2CID   222213273.
47. Yuri Modesto Alves; Jesús Alvarado-Ortega; Paulo M. Brito (2020). "†Epaelops martinezi gen. and sp. nov. from the Albian limestone deposits of the Tlayúa quarry, Mexico – a new late Mesozoic record of Elopiformes of the western Tethys". Cretaceous Research. 110: Article 104260. Bibcode:2020CrRes.11004260A. doi:10.1016/j.cretres.2019.104260. S2CID   210779794.
48. Guang-Hui Xu (2020). "Feroxichthys yunnanensis gen. et sp. nov. (Colobodontidae, Neopterygii), a large durophagous predator from the Middle Triassic (Anisian) Luoping Biota, eastern Yunnan, China". PeerJ. 8: e10229. doi: 10.7717/peerj.10229 . PMC   7583626 . PMID   33150093.
49. Louis Taverne; Luigi Capasso; Maria Del Re (2020). "Osteology and phylogenetic relationships of Gregoriopycnodus bassanii gen. nov., a pycnodont fish (Pycnodontidae) from the marine Albian (Lower Cretaceous) of Pietraroja (southern Italy)" (PDF). Geo-Eco-Trop. 44 (1): 161–174.
50. Alison M. Murray (2020). "Early Cenozoic Cyprinoids (Ostariophysi: Cypriniformes: Cyprinidae and Danionidae) from Sumatra, Indonesia". Journal of Vertebrate Paleontology. 40 (1): e1762627. Bibcode:2020JVPal..40E2627M. doi:10.1080/02724634.2020.1762627. S2CID   221749238.
51. Jesús Alvarado-Ortega; Jesús Alberto Díaz-Cruz (2020). "Hastichthys totonacus sp. nov., a North American Turonian dercetid fish (Teleostei, Aulopiformes) from the Huehuetla quarry, Puebla, Mexico". Journal of South American Earth Sciences. 105: Article 102900. doi:10.1016/j.jsames.2020.102900. S2CID   225118769.
52. Rocio E. Baños Rodríguez; Katia Adriana González Rodríguez; Mark V.H. Wilson; Jorge Alberto González Martínez (2020). "A new species of Heckelichthys from the Muhi Quarry (Albian–Cenomanian) of Central Mexico". Cretaceous Research. 110: Article 104415. Bibcode:2020CrRes.11004415B. doi:10.1016/j.cretres.2020.104415. S2CID   213275574.
53. Bettina Reichenbacher; Alexander F. Bannikov (2021). "Diversity of gobioid fishes in the late middle Miocene of northern Moldova, Eastern Paratethys – part I: an extinct clade of Lesueurigobius look-alikes". PalZ. 96: 67–112. doi: 10.1007/s12542-021-00573-8 .
54. Su-Hwan Kim; Yuong-Nam Lee; Jin-Young Park; Sungjin Lee; Hang-Jae Lee (2020). "The first record of redfieldiiform fish (Actinopterygii) from the Upper Triassic of Korea: Implications for paleobiology and paleobiogeography of Redfieldiiformes". Gondwana Research. 80: 275–284. Bibcode:2020GondR..80..275K. doi:10.1016/j.gr.2019.11.008. S2CID   213571269.
55. Werner Schwarzhans (2023). "Geology and stratigraphy of the Neogene section along the Oued Beth between Dar bel Hamri and El Kansera (Rharb Basin, northwestern Morocco) and its otolith-based fish fauna: a faunal inventory for the Early Pliocene remigration into the Mediterranean". Swiss Journal of Palaeontology. 142 (1). 4. Bibcode:2023SwJP..142....4S. doi: 10.1186/s13358-023-00268-4 .
56. Nora Carolin; Sunil Bajpai; Abhayanand Singh Maurya; Werner Schwarzhans (2023). "New perspectives on late Tethyan Neogene biodiversity development of fishes based on Miocene (~ 17 Ma) otoliths from southwestern India". PalZ. 97 (1): 43–80. Bibcode:2023PalZ...97...43C. doi:10.1007/s12542-022-00623-9. S2CID   249184395.
57. Martin Ebert; Detlev Thies; Rolf B. Hauff (2020). "First evidence of ganoin-scaled Halecomorphi (Neopterygii) in the Lower Jurassic of Holzmaden and Ohmden, Germany". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 295 (3): 307–326. doi:10.1127/njgpa/2020/0889. S2CID   216427872.
58. Erin E. Maxwell; Paul H. Lambers; Adriana López-Arbarello; Günter Schweigert (2020). "Re-evaluation of pachycormid fishes from the Late Jurassic of Southwestern Germany". Acta Palaeontologica Polonica. 65 (3): 429–453. doi: 10.4202/app.00749.2020 . S2CID   221691151.
59. Werner Schwarzhans; Oleksandr Klots; Tamara Ryabokon; Oleksandr Kovalchuk (2022). "A rare window into a back-reef fish community from the middle Miocene (late Badenian) Medobory Hills barrier reef in western Ukraine, reconstructed mostly by means of otoliths". Swiss Journal of Palaeontology. 141 (1). 18. Bibcode:2022SwJP..141...18S. doi: 10.1186/s13358-022-00261-3 .
60. Alexander J. Veysey; Paulo M. Brito; David M. Martill (2020). "A new crossognathiform fish (Actinopterygii, Teleostei) from the Upper Cretaceous (Turonian) of Southern Morocco with hypertrophied fins". Cretaceous Research. 114: Article 104207. Bibcode:2020CrRes.11404207V. doi:10.1016/j.cretres.2019.104207. S2CID   202200253.
61. Patrick H. McClellan; Gerald R. Smith (2020). "Late Miocene fishes of the Cache Valley Member, Salt Lake Formation, Utah and Idaho". Miscellaneous Publications. Museum of Zoology, University of Michigan. 208: 1–54. hdl:2027.42/163730.
62. Louis Taverne; Luigi Capasso (2020). "Osteology and relationships of Lebrunichthys nammourensis gen. and sp. nov. (Teleostei, Crossognathiformes, Pachyrhizodontidae), a fossil fish from the marine Upper Cretaceous of Lebanon" (PDF). Geo-Eco-Trop. 44 (1): 195–203.
63. Alison M. Murray; Donald B. Brinkman; Michael G. Newbrey; Andrew G. Neuman (2020). "Earliest North American articulated freshwater acanthomorph fish (Teleostei: Percopsiformes) from Upper Cretaceous deposits of Alberta, Canada". Geological Magazine. 157 (7): 1087–1096. Bibcode:2020GeoM..157.1087M. doi:10.1017/S0016756819001328. S2CID   212927875.
64. Guang-Hui Xu (2020). "A new stem-neopterygian fish from the Middle Triassic (Anisian) of Yunnan, China, with a reassessment of the relationships of early neopterygian clades". Zoological Journal of the Linnean Society. 191 (2): 375–394. doi: 10.1093/zoolinnean/zlaa053 .
65. Guang-Hui Xu (2020). "A new species of Luganoia (Luganoiidae, Neopterygii) from the Middle Triassic Xingyi Biota, Guizhou, China". Vertebrata PalAsiatica. 58 (4): 267–282. doi:10.19615/j.cnki.1000-3118.200624.
66. Alessio Capobianco; Hermione T. Beckett; Etienne Steurbaut; Philip D. Gingerich; Giorgio Carnevale; Matt Friedman (2020). "Large-bodied sabre-toothed anchovies reveal unanticipated ecological diversity in early Palaeogene teleosts". Royal Society Open Science. 7 (5): Article ID 192260. Bibcode:2020RSOS....792260C. doi:10.1098/rsos.192260. PMC   7277248 . PMID   32537214.
67. Giorgio Carnevale; Theodore W. Pietsch; Niels Bonde; Maria E. C. Leal; Giuseppe Marramà (2020). "†Neilpeartia ceratoi, gen. et sp. nov., a new frogfish from the Eocene of Bolca, Italy". Journal of Vertebrate Paleontology. 40 (2): e1778711. Bibcode:2020JVPal..40E8711C. doi:10.1080/02724634.2020.1778711. S2CID   222210329.
68. Samuel L.A. Cooper; David M. Martill (2020). "Pycnodont fishes (Actinopterygii, Pycnodontiformes) from the Upper Cretaceous (lower Turonian) Akrabou Formation of Asfla, Morocco". Cretaceous Research. 116: Article 104607. Bibcode:2020CrRes.11604607C. doi:10.1016/j.cretres.2020.104607. PMC   7442934 . PMID   32863512. S2CID   221217633.
69. John Cawley; Jens Lehmann; Frank Wiese; Jürgen Kriwet (2020). "Njoerdichthys dyckerhoffi gen. et sp. nov. (Pycnodontiformes, lower Turonian) northward migration caused by the Cretaceous Thermal Maximum". Cretaceous Research. 116: Article 104590. Bibcode:2020CrRes.11604590C. doi:10.1016/j.cretres.2020.104590. PMC   7611863 . PMID   34690488.
70. Citlalli Hernández-Guerrero; Kleyton Magno Cantalice; Katia Adriana González-Rodríguez; Víctor Manuel Bravo-Cuevas (2020). "The first record of a pterothrissin (Albuliformes, Albulidae) from the Muhi Quarry, mid-Cretaceous (Albian-Cenomanian) of Hidalgo, central Mexico". Journal of South American Earth Sciences. 107: Article 103032. doi:10.1016/j.jsames.2020.103032. S2CID   228889550.
71. Werner W. Schwarzhans; Aleksandr A. Mironenko (2020). "First teleost otoliths from the Late Jurassic of Russia". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 295 (1): 1–8. doi:10.1127/njgpa/2020/0863. S2CID   214522150.
72. Maxwell G. London; Kenshu Shimada (2020). "A new pachyrhizodontid fish (Actinopterygii: Teleostei) from the Tarrant Formation (Cenomanian) of the Upper Cretaceous Eagle Ford Group in Texas, USA". Cretaceous Research. 113: Article 104490. Bibcode:2020CrRes.11304490L. doi:10.1016/j.cretres.2020.104490. S2CID   219066064.
73. Stephen J. Godfrey; Giorgio Carnevale (2020). "A new cobia (Teleostei, Rachycentridae) species from the Miocene St. Marys Formation along Calvert Cliffs, Maryland, USA". Journal of Paleontology. 95 (3): 630–637. doi:10.1017/jpa.2020.107. S2CID   233301980.
74. Charalampos Kevrekidis; Bernhard Ruthensteiner; Alexander F. Cerwenka; Stefanie B. R. Penk; Bettina Reichenbacher (2020). "New Cichlid Fossils from the Middle-Late Miocene Alkaline Lakes of Africa". Journal of Vertebrate Paleontology. 40 (4): e1805621. Bibcode:2020JVPal..40E5621K. doi: 10.1080/02724634.2020.1805621 . S2CID   224855992.
75. Oleksandr Kovalchuk; Evgenia Baykina; Ewa Świdnicka; Krzysztof Stefaniak; Adam Nadachowski (2020). "A systematic revision of herrings (Teleostei, Clupeidae, Clupeinae) from the Oligocene and early Miocene from the Eastern Paratethys and the Carpathian Basin". Journal of Vertebrate Paleontology. 40 (2): e1778710. Bibcode:2020JVPal..40E8710K. doi:10.1080/02724634.2020.1778710. S2CID   222210250.
76. A. F. Bannikov (2020). "A new family Salwaichthyidae (Pisces, Perciformes s.l.) from the lower Oligocene of the Caucasus and Carpathians". Paleontological Journal. 54 (4): 392–400. Bibcode:2020PalJ...54..392B. doi:10.1134/S0031030120040048. S2CID   221162335.
77. Adriana López-Arbarello; Erin E. Maxwell; Günter Schweigert (2020). "New halecomorph (Actinopterygii, Neopterygii) from the Nusplingen Lithographic Limestone (Upper Jurassic, Late Kimmeridgian), Germany". Journal of Vertebrate Paleontology. 40 (2): e1771348. Bibcode:2020JVPal..40E1348L. doi:10.1080/02724634.2020.1771348. S2CID   222210172.
78. Jiang-Yong Zhang (2020). "A new species of Scleropages (Osteoglossidae, Osteoglossomorpha) from the Eocene of Guangdong, China". Vertebrata PalAsiatica. 58 (2): 100–119. doi:10.19615/j.cnki.1000-3118.191213.
79. Bruno Andrés Than Marchese; Jesús Alvarado Ortega; Wilfredo A. Matamoros; Ernesto Velázquez Velázquez (2020). "Scombroclupea javieri sp. nov., an enigmatic Cenomanian clupeomorph fish (Teleostei, Clupeomorpha) from the marine deposits of the Cintalapa Formation, Ocozocoautla, Chiapas, southeastern Mexico". Cretaceous Research. 112: Article 104448. Bibcode:2020CrRes.11204448T. doi:10.1016/j.cretres.2020.104448. S2CID   216299738.
80. Yoshitaka Yabumoto (2020). "Siniperca ikikoku, a new species of freshwater percoid fish from the Miocene of Iki Island, Nagasaki, Japan". Paleontological Research. 24 (3): 226–237. doi:10.2517/2019PR016. S2CID   220281689.
81. Louis Taverne; Luigi Capasso (2020). "Osteology and relationships of Stanhopeichthys libanicus gen. and sp. nov. (Teleostei, Crossognathiformes, Pachyrhizodontidae) from the marine Cenomanian (Upper Cretaceous) of Lebanon" (PDF). Geo-Eco-Trop. 44 (1): 147–160.
82. Alexandre F. Bannikov; Roberto Zorzin (2020). "Stefanichthys mariannae, a new genus and species of percoid fish (Perciformes s.l.) from the Eocene of Bolca in northern Italy" (PDF). Studi e ricerche sui giacimenti terziari di Bolca, XX - Miscellanea Paleontologica. 17: 15–26.
83. Tomáš Přikryl; Giorgio Carnevale (2020). "An Oligocene tubeshoulder (Teleostei, Alepocephaliformes) from the Central Paratethys (Czech Republic): the first skeletal record for the family Platytroctidae". Journal of Vertebrate Paleontology. 39 (6): e1719123. doi:10.1080/02724634.2019.1719123. S2CID   216207889.
84. Jesús Alberto Díaz-Cruz; Jesús Alvarado-Ortega; Sam Giles (2020). "A long snout enchodontid fish (Aulopiformes: Enchodontidae) from the Early Cretaceous deposits at the El Chango quarry, Chiapas, southeastern Mexico: A multi-approach study". Palaeontologia Electronica. 23 (2): Article number 23(2):a30. doi: 10.26879/1065 . S2CID   221597441.
85. Melanie Altner; Bernhard Ruthensteiner; Bettina Reichenbacher (2020). "New haplochromine cichlid from the upper Miocene (9–10 MYA) of Central Kenya". BMC Evolutionary Biology. 20 (1): Article number 65. Bibcode:2020BMCEE..20...65A. doi: 10.1186/s12862-020-01602-x . PMC   7275555 . PMID   32503417.
86. Lionel Cavin; Uthumporn Deesri; Phornphen Chanthasit (2020). "A new lungfish from the Jurassic of Thailand". Journal of Vertebrate Paleontology. 40 (4): e1791895. Bibcode:2020JVPal..40E1895C. doi:10.1080/02724634.2020.1791895. S2CID   225146856.
87. Jason P. Downs; Edward B. Daeschler (2020). "A new species of Megalichthys (Sarcopterygii, Megalichthyidae) from the Upper Devonian (Famennian) of Pennsylvania, U.S.A., and a report on the cosmine-covered osteolepiform fossils of the Catskill Formation". Journal of Vertebrate Paleontology. 40 (2): e1774771. Bibcode:2020JVPal..40E4771D. doi:10.1080/02724634.2020.1774771. S2CID   222210660.
88. Karen M. Panzeri; Soledad Gouiric Cavalli; Nahuel A. Muñoz; Alberto L. Cione (2020). "Metaceratodus baibianorum, a new dipnoan species from the Upper Cretaceous of southern South America supported by traditional and geometric morphometric analyses". Journal of Vertebrate Paleontology. 40 (2): e1769640. Bibcode:2020JVPal..40E9640P. doi:10.1080/02724634.2020.1769640. S2CID   222210313.
89. Anne Kemp; Rodney Berrell (2020). "A new Species of Fossil Lungfish (Osteichthyes: Dipnoi) from the Cretaceous of Australia". Journal of Vertebrate Paleontology. 40 (3): e1822369. Bibcode:2020JVPal..40E2369K. doi:10.1080/02724634.2020.1822369. S2CID   225133051.
90. Mohd Shafi Bhat; Sanghamitra Ray (2020). "A record of new lungfishes (Osteichthyes: Dipnoi) from the Carnian (Upper Triassic) of India". Historical Biology: An International Journal of Paleobiology. 32 (3): 428–437. Bibcode:2020HBio...32..428B. doi:10.1080/08912963.2018.1499020. S2CID   92040062.
91. Zerina Johanson; Jonathan Jeffery; Tom Challands; Stephanie E. Pierce; Jennifer A. Clack (2020). "A new look at Carboniferous rhizodontid humeri (Sarcopterygii; Tetrapodomorpha)". Journal of Vertebrate Paleontology. 40 (3): e1813150. Bibcode:2020JVPal..40E3150J. doi:10.1080/02724634.2020.1813150. S2CID   227241079.
92. Humberto G. Ferrón; Jenny M. Greenwood; Bradley Deline; Carlos Martínez-Pérez; Héctor Botella; Robert S. Sansom; Marcello Ruta; Philip C. J. Donoghue (2020). "Categorical versus geometric morphometric approaches to characterizing the evolution of morphological disparity in Osteostraci (Vertebrata, stem Gnathostomata)" (PDF). Palaeontology. 63 (5): 717–732. Bibcode:2020Palgy..63..717F. doi:10.1111/pala.12482. S2CID   218926737.
93. Humberto G. Ferrón; Carlos Martínez-Pérez; Imran A. Rahman; Víctor Selles de Lucas; Héctor Botella; Philip C.J. Donoghue (2020). "Computational fluid dynamics suggests ecological diversification among stem-gnathostomes". Current Biology. 30 (23): 4808–4813.e3. doi: 10.1016/j.cub.2020.09.031 . hdl: 1983/64553df1-3905-415c-bef0-5a137a3f89a0 . PMID   33007247. S2CID   222095628.
94. Benedict King; Martin Rücklin (2020). "A Bayesian approach to dynamic homology of morphological characters and the ancestral phenotype of jawed vertebrates". eLife. 9: e62374. doi: 10.7554/eLife.62374 . PMC   7793628 . PMID   33274719.
95. Valéria Vaškaninová; Donglei Chen; Paul Tafforeau; Zerina Johanson; Boris Ekrt; Henning Blom; Per Erik Ahlberg (2020). "Marginal dentition and multiple dermal jawbones as the ancestral condition of jawed vertebrates". Science. 369 (6500): 211–216. Bibcode:2020Sci...369..211V. doi:10.1126/science.aaz9431. PMID   32647004. S2CID   220428719.
96. Ervīns Lukševičs (2020). "Revision of asterolepidoid antiarch remains from the Ogre Formation (Upper Devonian) of Latvia". Estonian Journal of Earth Sciences. 70 (1): 3–17. doi: 10.3176/earth.2021.01 . S2CID   230538554.
97. Marco Castiello; Anna Jerve; Maria Grace Burton; Matt Friedman; Martin D. Brazeau (2020). "Endocranial morphology of the petalichthyid placoderm Ellopetalichthys scheii from the Middle Devonian of Arctic Canada, with remarks on the inner ear and neck joint morphology of placoderms". Canadian Journal of Earth Sciences. 58 (1): 93–104. doi:10.1139/cjes-2020-0005. hdl: 10044/1/80971 . S2CID   225230686.
98. Samuel J. Coatham; Jakob Vinther; Emily J. Rayfield; Christian Klug (2020). "Was the Devonian placoderm Titanichthys a suspension feeder?". Royal Society Open Science. 7 (5): Article ID 200272. Bibcode:2020RSOS....700272C. doi:10.1098/rsos.200272. PMC   7277245 . PMID   32537223.
99. Michael J. Newman; Jan den Blaauwen; Carole Burrow; Roger Jones (2020). "Earliest vertebrate embryos in the fossil record (Middle Devonian, Givetian)". Palaeontology. 64 (1): 21–30. doi:10.1111/pala.12511. S2CID   225001446.
100. Carole J. Burrow; Michael J. Newman; Jan L. den Blaauwen (2020). "First evidence of a functional spiracle in stem chondrichthyan acanthodians, with the oldest known elastic cartilage". Journal of Anatomy. 236 (6): 1154–1159. doi:10.1111/joa.13170. PMC   7219616 . PMID   32064616.
101. Guillaume Guinot; Lionel Cavin (2020). "Distinct responses of elasmobranchs and ray-finned fishes to long-term global change". Frontiers in Ecology and Evolution. 7: Article 513. doi: 10.3389/fevo.2019.00513 . S2CID   210861483.
102. Jorge D. Carrillo-Briceño; Jaime A. Villafaña; Carlos De Gracia; F. Fernando Flores-Alcívar; René Kindlimann; Juan Abella (2020). "Diversity and paleoenvironmental implications of an elasmobranch assemblage from the Oligocene–Miocene boundary of Ecuador". PeerJ. 8: e9051. doi: 10.7717/peerj.9051 . PMC   7195833 . PMID   32391203.
103. Patrick L. Jambura; Jürgen Kriwet (2020). "Articulated remains of the extinct shark Ptychodus (Elasmobranchii, Ptychodontidae) from the Upper Cretaceous of Spain provide insights into gigantism, growth rate and life history of ptychodontid sharks". PLOS ONE. 15 (4): e0231544. Bibcode:2020PLoSO..1531544J. doi: 10.1371/journal.pone.0231544 . PMC   7176087 . PMID   32320430.
104. Kenshu Shimada; Martin A. Becker; Michael L. Griffiths (2020). "Body, jaw, and dentition lengths of macrophagous lamniform sharks, and body size evolution in Lamniformes with special reference to 'off-the-scale' gigantism of the megatooth shark, Otodus megalodon". Historical Biology: An International Journal of Paleobiology. 33 (11): 2543–2559. doi:10.1080/08912963.2020.1812598. S2CID   224935604.
105. Dirk C. Hovestadt (2020). "Taxonomic adjustments of the Oligocene and Miocene Odontaspididae and Carchariidae based on extant specimens". Cainozoic Research. 20 (2): 229–255.
106. Jack A. Cooper; Catalina Pimiento; Humberto G. Ferrón; Michael J. Benton (2020). "Body dimensions of the extinct giant shark Otodus megalodon: a 2D reconstruction". Scientific Reports. 10 (1): Article number 14596. Bibcode:2020NatSR..1014596C. doi:10.1038/s41598-020-71387-y. PMC   7471939 . PMID   32883981.
107. Jose L. Herraiz; Joan Ribé; Héctor Botella; Carlos Martínez-Pérez; Humberto G. Ferrón (2020). "Use of nursery areas by the extinct megatooth shark Otodus megalodon (Chondrichthyes: Lamniformes)". Biology Letters. 16 (11): Article ID 20200746. doi:10.1098/rsbl.2020.0746. PMC   7728678 . PMID   33232650. S2CID   227153966.
108. Chan-gyu Yun (2020). "New example of Cosmopolitodus hastalis (Lamniformes, Lamnidae) from the Miocene of South Korea". Zoodiversity. 54 (5): 433–438. doi: 10.15407/zoo2020.05.433 . S2CID   229274996.
109. Jaime A. Villafaña; Sebastian Hernandez; Alonso Alvarado; Kenshu Shimada; Catalina Pimiento; Marcelo M. Rivadeneira; Jürgen Kriwet (2020). "First evidence of a palaeo-nursery area of the great white shark". Scientific Reports. 10 (1): Article number 8502. Bibcode:2020NatSR..10.8502V. doi:10.1038/s41598-020-65101-1. PMC   7244757 . PMID   32444686.
110. Giuseppe Marramà; Giorgio Carnevale; Gavin J. P. Naylor; Jürgen Kriwet (2020). "Skeletal anatomy, phylogenetic relationships, and paleoecology of the Eocene urolophid stingray Arechia crassicaudata (Blainville, 1818) from Monte Postale (Bolca Lagerstätte, Italy)". Journal of Vertebrate Paleontology. 40 (4): e1803339. Bibcode:2020JVPal..40E3339M. doi: 10.1080/02724634.2020.1803339 . S2CID   224858581.
111. Alberto Collareta; Marco Merella; Simone Casati; Andrea Di Cencio (2020). "Did titanic stingrays wander the Pliocene Mediterranean Sea? Some notes on a giant-sized myliobatoid stinger from the Piacenzian of Italy". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 298 (2): 155–164. doi:10.1127/njgpa/2020/0941. S2CID   228950685.
112. Donglei Chen; Henning Blom; Sophie Sanchez; Paul Tafforeau; Tiiu Märss; Per E. Ahlberg (2020). "The developmental relationship between teeth and dermal odontodes in the most primitive bony fish Lophosteus". eLife. 9: e60985. doi: 10.7554/eLife.60985 . PMC   7738188 . PMID   33317696.
113. Jack Stack; John-Paul Hodnett; Spencer G. Lucas; Lauren Sallan (2020). "Tanyrhinichthys mcallisteri, a long-rostrumed Pennsylvanian ray-finned fish (Actinopterygii) and the simultaneous appearance of novel ecomorphologies in Late Palaeozoic fishes". Zoological Journal of the Linnean Society. 191 (2): 347–374. doi: 10.1093/zoolinnean/zlaa044 .
114. Jahn J. Hornung; Sven Sachs (2020). "First record of Gyrosteus mirabilis (Actinopterygii, Chondrosteidae) from the Toarcian (Lower Jurassic) of the Baltic region". PeerJ. 8: e8400. doi: 10.7717/peerj.8400 . PMC   6982408 . PMID   32002331.
115. Eric J. Hilton; Lance Grande; Fan Jin (2020). "Redescription of †Yanosteus longidorsalis Jin et al., 1995 (Chondrostei, Acipenseriformes, †Peipiaosteidae) from the Early Cretaceous of China". Journal of Paleontology. 95 (1): 170–183. doi:10.1017/jpa.2020.80. S2CID   225158727.
116. Francisco José Poyato-Ariza (2020). "Studies on pycnodont fishes (II): revision of the subfamily Pycnodontinae, with special reference to Italian forms". Rivista Italiana di Paleontologia e Stratigrafia. 126 (2): 447–473. doi:10.13130/2039-4942/13514.
117. Louis Taverne (2020). "Osteology and relationships of Lombardina decorata (Holostei, Parasemionotidae), a fossil fish from the continental Middle Jurassic of Congo (D. R. C.)" (PDF). Geo-Eco-Trop. 44 (3): 369–382.
118. Andrés Alfonso-Rojas; Edwin-Alberto Cadena (2020). "Exceptionally preserved 'skin' in an Early Cretaceous fish from Colombia". PeerJ. 8: e9479. doi: 10.7717/peerj.9479 . PMC   7353916 . PMID   32714661.
119. Donald B. Brinkman; Julien Divay; David Gerard DeMar Jr; Gregory P. Wilson Mantilla (2020). "A systematic reappraisal and quantitative study of the non-marine teleost fishes from the late Maastrichtian of the Western Interior of North America – evidence from vertebrate microfossil localities". Canadian Journal of Earth Sciences. 58 (9): 936–967. doi:10.1139/cjes-2020-0168.
120. Louis Taverne; Luigi Capasso (2020). "A new insight into the Protobramidae (Teleostei, Tselfatiiformes), a fossil fish family from the marine Cenomanian (Upper Cretaceous) of Lebanon" (PDF). Geo-Eco-Trop. 44 (3): 355–367.
121. Julieta J. De Pasqua; Federico L. Agnolin; Sergio Bogan (2020). "First record of the ichthyodectiform fish Xiphactinus (Teleostei) from Patagonia, Argentina". Alcheringa: An Australasian Journal of Palaeontology. 44 (2): 327–331. Bibcode:2020Alch...44..327D. doi:10.1080/03115518.2019.1702221. S2CID   216170146.
122. Humberto G. Ferrón (2020). "Evidence of endothermy in the extinct macropredatory osteichthyan Xiphactinus audax (Teleostei, Ichthyodectiformes)" (PDF). Journal of Vertebrate Paleontology. 39 (6): e1724123. doi:10.1080/02724634.2019.1724123. hdl:1983/e6d12da6-4f25-46ce-bb14-74fd2beddd82. S2CID   216158318.
123. Paulo M. Brito; Francisco J. Figueiredo; Maria Eduarda C. Leal (2020). "A revision of Laeliichthys ancestralis Santos, 1985 (Teleostei: Osteoglossomorpha) from the Lower Cretaceous of Brazil: Phylogenetic relationships and biogeographical implications". PLOS ONE. 15 (10): e0241009. Bibcode:2020PLoSO..1541009B. doi: 10.1371/journal.pone.0241009 . PMC   7595333 . PMID   33119676.
124. Bettina Reichenbacher; Tomáš Přikryl; Alexander F. Cerwenka; Philippe Keith; Christoph Gierl; Martin Dohrmann (2020). "Freshwater gobies 30 million years ago: New insights into character evolution and phylogenetic relationships of †Pirskeniidae (Gobioidei, Teleostei)". PLOS ONE. 15 (8): e0237366. Bibcode:2020PLoSO..1537366R. doi: 10.1371/journal.pone.0237366 . PMC   7446829 . PMID   32834000.
125. Yoel E. Stuart; Matthew P. Travis; Michael A. Bell (2020). "Inferred genetic architecture underlying evolution in a fossil stickleback lineage". Nature Ecology & Evolution. 4 (11): 1549–1557. Bibcode:2020NatEE...4.1549S. doi:10.1038/s41559-020-01287-x. PMID   32839544. S2CID   221283715.
126. Giorgio Carnevale; Alexandre F. Bannikov (2020). "A tholichthys-like larva (Teleostei, Percomorpha) from the Eocene of Northern Caucasus, Russia". Lethaia. 54 (2): 204–210. doi:10.1111/let.12397. S2CID   225238402.
127. Pablo Toriño; Matías Soto; Daniel Perea; Marise Sardenberg Salgado de Carvalho (2020). "New findings of the coelacanth Mawsonia Woodward (Actinistia, Latimerioidei) from the Late Jurassic – Early Cretaceous of Uruguay: Novel anatomical and taxonomic considerations and an emended diagnosis for the genus". Journal of South American Earth Sciences. 107: Article 103054. doi: 10.1016/j.jsames.2020.103054 . S2CID   229397087.
128. Lionel Cavin; Eric Buffetaut; Yves Dutour; Géraldine Garcia; Jean Le Loeuff; Annie Méchin; Patrick Méchin; Haiyan Tong; Thierry Tortosa; Eric Turini; Xavier Valentin (2020). "The last known freshwater coelacanths: New Late Cretaceous mawsoniid remains (Osteichthyes: Actinistia) from Southern France". PLOS ONE. 15 (6): e0234183. Bibcode:2020PLoSO..1534183C. doi: 10.1371/journal.pone.0234183 . PMC   7274394 . PMID   32502171.
129. Jorge Mondéjar-Fernández; Matt Friedman; Sam Giles (2020). "Redescription of the cranial skeleton of the Early Devonian (Emsian) sarcopterygian Durialepis edentatus Otto (Dipnomorpha, Porolepiformes)". Papers in Palaeontology. 7 (2): 789–806. doi:10.1002/spp2.1315. hdl: 2027.42/167437 . S2CID   218916402.
130. Sébastien Olive; Yann Leroy; Edward B. Daeschler; Jason P. Downs; Sandrine Ladevèze; Gaël Clément (2020). "Tristichopterids (Sarcopterygii, Tetrapodomorpha) from the Upper Devonian tetrapod-bearing locality of Strud (Belgium, upper Famennian), with phylogenetic and paleobiogeographic considerations" (PDF). Journal of Vertebrate Paleontology. 40 (1): e1768105. Bibcode:2020JVPal..40E8105O. doi:10.1080/02724634.2020.1768105. S2CID   221749200.
131. Richard Cloutier; Alice M. Clement; Michael S. Y. Lee; Roxanne Noël; Isabelle Béchard; Vincent Roy; John A. Long (2020). "Elpistostege and the origin of the vertebrate hand". Nature. 579 (7800): 549–554. Bibcode:2020Natur.579..549C. doi:10.1038/s41586-020-2100-8. PMID   32214248. S2CID   213171029.
132. H. M. Byrne; J. A. M. Green; S. A. Balbus; P. E. Ahlberg (2020). "Tides: A key environmental driver of osteichthyan evolution and the fish-tetrapod transition?". Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. 476 (2242): Article ID 20200355. Bibcode:2020RSPSA.47600355B. doi:10.1098/rspa.2020.0355. PMC   7655770 . PMID   33223936.
133. Gregory L. Britten; Elizabeth C. Sibert (2020). "Enhanced fish production during a period of extreme global warmth". Nature Communications. 11 (1): Article number 5636. Bibcode:2020NatCo..11.5636B. doi:10.1038/s41467-020-19462-w. PMC   7648762 . PMID   33159071.
134. Elizabeth C. Sibert; Michelle E. Zill; Ella T. Frigyik; Richard D. Norris (2020). "No state change in pelagic fish production and biodiversity during the Eocene–Oligocene transition". Nature Geoscience. 13 (3): 238–242. Bibcode:2020NatGe..13..238S. doi:10.1038/s41561-020-0540-2. S2CID   211730025.