| List of years in paleomammalogy | 
|---|
This paleomammalogy list records new fossil mammal taxa that were described during the year 2018, as well as notes other significant paleomammalogy discoveries and events which occurred during that year.
| Name | Novelty | Status | Authors | Age | Unit | Location | Notes | Images | 
|---|---|---|---|---|---|---|---|---|
Gen. et sp. nov  | In press  | Engelman, Anaya & Croft  | Honda Group | A member of Sparassodonta. Genus includes new species A. leptognathus. Announced in 2018; the final version of the article naming it is scheduled to be published in 2020.  | ||||
Gen. et sp. nov  | Valid  | Carneiro, Oliveira & Goin  | A member of Marsupialiformes belonging to the order Archimetatheria and the superfamily Pediomyiodea. The type species is A. marshalli.  | |||||
Gen. et sp. nov  | Valid  | Carneiro  | A member of Didelphimorphia belonging to the family Protodidelphidae. The type species is B. primigenia.  | |||||
Gen. et sp. nov  | Valid  | Engelman et al.  | A member of Sparassodonta belonging to the group Borhyaenoidea. The type species is C. phantasma.  | |||||
Gen. et sp. nov  | Valid  | Chornogubsky et al.  | Middle Eocene  | A member of Polydolopimorphia belonging to the superfamily Bonapartherioidea and to the family Prepidolopidae. Genus includes new species C. cardonensis.  | ||||
Gen. et sp. nov  | Valid  | Cohen  | Late Cretaceous (Turonian)  | A member of Stagodontidae. Genus includes new species F. pulveris.  | ||||
Gen. et sp. nov  | Valid  | Métais et al.  | Late middle Eocene  | Uzunçarşıdere Formation  | A member of the family Herpetotheriidae. The type species is G. minor.  | |||
Sp. nov  | Valid  | Korth  | Late Paleogene (Chadronian)  | |||||
Gen. et sp. nov  | Valid  | Cohen  | Late Cretaceous (Turonian)  | A member of Stagodontidae. Genus includes new species H. praeceps.  | ||||
Gen. et sp. nov  | Valid  | Archer et al.  | A member of Phalangerida belonging to the new family Miminipossumidae. The type species is M. notioplanetes.  | |||||
Gen. et sp. nov  | Valid  | Métais et al.  | Late middle Eocene  | Uzunçarşıdere Formation  | A relative of Anatoliadelphys . The type species is O. nauta.  | |||
Sp. nov  | Valid  | Travouillon & Phillips  | Nullarbor Plain | |||||
Gen. et sp. nov  | In press  | Goin et al.  | Probably a member of Polydolopimorphia. Genus includes new species P. ektopos. Announced in 2018; the final version of the article naming it is scheduled to be published in 2020.  | |||||
Sp. nov  | Valid  | Brewer et al.  | Riversleigh site  | A wombat.  | ||||
Sp. nov  | Valid  | Carneiro  | Late Cretaceous (late Cenomanian to early Coniacian)  | Possibly a member of Sparassodonta.  | ||||
| Name | Novelty | Status | Authors | Age | Unit | Location | Notes | Images | 
|---|---|---|---|---|---|---|---|---|
Sp. nov  | Valid  | Fernicola et al.  | Late Miocene  | A member of Cingulata.  | ||||
Gen. et sp. nov  | Valid  | Rincón et al.  | Late Miocene  | A sloth belonging to the family Megalonychidae. The type species is P. diazgameroi.  | ||||
Gen. et sp. nov  | Valid  | Rincón et al.  | Late Miocene  | A sloth belonging to the family Megalonychidae. The type species is U. urbanii.  | ||||
Sp. nov  | Valid  | Stinnesbeck, Frey & Stinnesbeck  | Late Pleistocene  | A ground sloth belonging to the family Megalonychidae.  | ||||
| Name | Novelty | Status | Authors | Age | Unit | Location | Notes | Images | 
|---|---|---|---|---|---|---|---|---|
Sp. nov  | Disputed  | Theodorou et al.  | A dwarf endemic middle sized elephant from the island of Cephalonia. Athanassiou, van der Geer & Lyras (2019) considered this species to be a junior synonym of the straight-tusked elephant (Palaeoloxodon antiquus). [114]  | |||||
Gen. et sp. nov  | Valid  | Early Miocene  | Elisabeth Bay Formation | A tenrec. The type species is P. namibiensis.  | ||||
Gen. et sp. nov  | Valid  | Díaz-Berenguer et al.  | A sirenian of uncertain phylogenetic placement. The type species is S. cardieli.  | |||||
Gen. et sp. nov  | Valid  | Gheerbrant, Schmitt & Kocsis  | An early member of Embrithopoda. The type species is S. minor.  | |||||
| Name | Novelty | Status | Authors | Age | Unit | Location | Notes | Images | 
|---|---|---|---|---|---|---|---|---|
Gen. et sp. nov  | Valid  | Jones et al.  | Uzunçarşidere Formation  | A member of the family Palaeochiropterygidae. The type species is A. insularis.  | ||||
Sp. nov  | Valid  | Gunnell & Manthi  | Kanapoi site  | A species of Mops . Announced in 2018; the final version of the article naming it was published in 2020.  | ||||
Sp. nov  | Valid  | Gunnell & Manthi  | Kanapoi site  | A species of Mops . Announced in 2018; the final version of the article naming it was published in 2020.  | ||||
Sp. nov  | Valid  | Van Den Hoek Ostende, Van Oijen & Donovan  | Late Pleistocene  | A species of Pteronotus .  | ||||
Sp. nov  | Valid  | Gunnell & Manthi  | Kanapoi site  | A species of Rousettus . Announced in 2018; the final version of the article naming it was published in 2020.  | ||||
Sp. nov  | Valid  | Gunnell & Manthi  | Kanapoi site  | A species of Saccolaimus . Announced in 2018; the final version of the article naming it was published in 2020.  | ||||
Gen. et sp. nov  | Valid  | Gunnell & Manthi  | Kanapoi site  | A very large fruit bat, larger than all extant fruit bats other than some species of Pteropus and Hypsignathus . Genus includes new species T. harrisi. Announced in 2018; the final version of the article naming it was published in 2020.  | ||||
Gen. et sp. nov  | Valid  | Hand et al.  | Early Miocene  | Bannockburn Formation  | A New Zealand short-tailed bat. The type species is V. jennyworthyae.  | |||
| Name | Novelty | Status | Authors | Age | Unit | Location | Notes | Images | 
|---|---|---|---|---|---|---|---|---|
Sp. nov  | Valid  | Bai, Wang & Zhang  | Late Eocene  | A member of the family Hyracodontidae.  | ||||
Sp. nov  | Valid  | Sun, Li & Deng  | Late Miocene  | |||||
Sp. nov  | Bai, Wang & Meng  | Earliest Eocene  | Hengyang Basin  | A member of the family Brontotheriidae.  | ||||
Sp. nov  | Valid  | Li  | Eocene (Irdinmanhan)  | A member of the family Brontotheriidae.  | ||||
Gen. et sp. nov  | Bai, Wang & Meng  | Earliest Eocene  | A member of the family Equidae. The type species is E. tingae.  | |||||
Sp. nov  | Valid  | Wang et al.  |  Irdin Manha Formation   | |||||
Sp. nov  | Valid  | Sun et al.  | Wushan Subbasin  | |||||
Gen. et sp. nov  | Valid  | Averianov et al.  | Late Eocene  | A member of the family Brontotheriidae. The type species is M. paganus.  | ||||
Gen. et comb. nov  | Valid  | Tissier et al.  | A member of the family Amynodontidae. The type species is "Cadurcodon" zimborensis Codrea & Şuraru (1989).  | |||||
Gen. et comb. nov  | Valid  | Bernor et al.  | Late Miocene  | A member of the family Equidae belonging to the tribe Hipparionini. The type species is "Hipparion" dermatorhinum Sefve (1927).  | ||||
| Name | Novelty | Status | Authors | Age | Unit | Location | Notes | Images | 
|---|---|---|---|---|---|---|---|---|
Sp. nov  | Valid  | Erfurt in Godinot et al.  | A member of the family Dichobunidae.  | |||||
Sp. nov  | Valid  | Mennecart et al.  | Eocene (latest Bartonian or early Priabonian)  | An early ruminant belonging to the group Tragulina and the family Bachitheriidae.  | ||||
Sp. nov  | Valid  | Van der Geer  | Late Pleistocene  | An Old World deer.  | ||||
Sp. nov  | Valid  | Van der Geer  | Late Pleistocene  | An Old World deer.  | ||||
Sp. nov  | Valid  | Van der Geer  | Late Pleistocene  | An Old World deer.  | ||||
Sp. nov  | Valid  | Sánchez et al.  | Middle Miocene  | A chevrotain.  | ||||
Sp. nov  | Valid  | Godinot et al.  | A member of the family Choeropotamidae.  | |||||
Gen. et sp. nov  | Valid  | Pickford & Morales  | Early Miocene  | A member of Suoidea belonging to the family Doliochoeridae. The type species is O. alferezi.  | ||||
Gen. et sp. et comb. nov  | Valid  | Scherler, Lihoreau & Becker  | An anthracotheriine hippopotamoid. The type species is P. bergeri; genus also includes "Anthracotherium" hippoideum Rütimeyer (1857) and "Brachyodus" strategus Forster-Cooper (1913).  | |||||
Sp. nov  | Valid  | Bibi et al.  | Olduvai Gorge site  | A member of the family Bovidae belonging to the tribe Alcelaphini.  | ||||
Sp. nov  | Valid  | Erfurt in Godinot et al.  | A member of the family Dichobunidae.  | |||||
Sp. nov  | Croitor  | Early Pleistocene  | A species of Rucervus .  | |||||
Sp. nov  | Croitor  | Early Pleistocene  | A species of Rucervus .  | |||||
Gen. et sp. nov  | Valid  | Kostopoulos & Soubise  | Late Miocene  | A member of the family Bovidae. Genus includes new species S. exophthalmon.  | ||||
| Name | Novelty | Status | Authors | Age | Unit | Location | Notes | Images | 
|---|---|---|---|---|---|---|---|---|
Gen. et sp. nov  | Valid  | Viglino et al.  | Early Miocene  | A member of Platanistoidea. The type species is A. talen.  | ||||
Gen. et sp. nov  | Valid  | Gol'din  | Middle Miocene  | A member of the family Cetotheriidae. The type species is C. davidi.  |   | |||
Gen. et sp. nov  | Valid  | Albright, Sanders & Geisler  | An early toothed whale, slightly outside the odontocete crown group. Genus includes new species E. osbornei.  | |||||
Sp. nov  | Valid  | Kimura, Hasegawa & Kohno  | Early Pleistocene  | A relative of the gray whale.  | ||||
Gen. et sp. nov  | Valid  | Ichishima et al.  | Early Pliocene  | A member of the family Monodontidae. Genus includes new species H. japonicus.  | ||||
Sp. nov  | Valid  | Lambert et al.  | Uncertain, possibly Miocene  | Seafloor 370 km SWW to Kerguelen Islands  | A beaked whale belonging to the subfamily Hyperoodontinae.  | |||
Gen. et sp. nov  | Valid  | Lambert et al.  | Late Miocene  | A member of the family Iniidae. The type species is K. khoisani.  | ||||
Gen. et sp. nov  | Valid  | Bianucci et al.  | A member of the family Squalodelphinidae. The type species is M. ukupachai.  | |||||
Gen. et sp. nov  | Valid  | Peredo et al.  | An early baleen whale. The type species is M. nesbittae.  | |||||
Gen. et sp. nov  | Valid  | Peredo & Pyenson  | Late Oligocene  | A member of the family Aetiocetidae. The type species is S. meadi.  | ||||
Gen. et sp. nov  | Valid  | Tanaka, Ando & Sawamura  | Middle Miocene  | A cetotheriid-like baleen whale. The type species is T. inouei.  | ||||
Gen. et sp. nov  | Valid  | Hernández Cisneros  | Late Oligocene  | A member of Chaeomysticeti of uncertain phylogenetic placement. The type species is T. guaycurae.  | ||||
Gen. et sp. nov  | Valid  | Tsai & Fordyce  | An archaic baleen whale. The type species is T. waitaki.  | |||||
Gen. et sp. nov  | Valid  | Peredo, Uhen & Nelson  | Early Miocene  | A member of the family Kentriodontidae. Genus includes new species W. chinookensis.  | ||||
| Name | Novelty | Status | Authors | Age | Unit | Location | Notes | Images | 
|---|---|---|---|---|---|---|---|---|
Sp. nov  | Valid  | Boessenecker & Churchill  | ||||||
Sp. nov  | Valid  | Tonomori et al.  | Middle Miocene  | |||||
Gen. et sp. nov  | Valid  | Dewaele et al.  | An earless seal belonging to the subfamily Monachinae. The type species is A. atlantica.  | |||||
Subsp. nov  | Valid  | Angelici & Rossi  | A wolf subspecies.  | |||||
Sp. nov  | Valid  | Fourvel  | Pliocene-Pleistocene transition  | A relative of the African civet.  | ||||
Sp. nov  | Valid  | Rook et al.  | A member of the family Mustelidae belonging to the subfamily Ictonychinae and to the tribe Galictini.  | |||||
Gen. et comb. nov  | Valid  | Dewaele, Lambert & Louwye  | Late Miocene  | Probably Diest Formation  | An earless seal belonging to the subfamily Phocinae. The type species is "Monotherium" aberratum Van Beneden (1876); genus also includes "Monotherium" affine Van Beneden (1876).  | |||
Sp. nov  | Valid  | Samuels, Bredehoeft & Wallace  | A relative of the wolverine.  | |||||
Gen. et sp. nov  | Valid  | Adrian, Werdelin & Grossman  | Early Miocene  | Lothidok Formation  | A member of the family Felidae. The type species is K. nightingalei.  | |||
Sp. nov  | Valid  | Adrian, Werdelin & Grossman  | Early Miocene  | Lothidok Formation  | A member of the family Viverridae belonging to the subfamily Paradoxurinae.  | |||
Gen. et comb. nov  | Valid  | Bartolini Lucenti  | A member of the family Mustelidae. Genus includes "Mustela" ardea Gervais (1848–1852).  | |||||
Sp. nov  | Valid  | Jiangzuo et al.  | Early Pleistocene  | |||||
Gen. et sp. nov  | Valid  | Velez-Juarbe & Salinas-Márquez  | A relative of the walrus. The type species is N. arandai.  |   | ||||
Sp. nov  | Valid  | Emmert & Short  | A species of Nasua .  | |||||
Gen. et comb. nov  | Valid  | Dewaele, Lambert & Louwye  | Probably Bolognano Formation  | An earless seal belonging to the subfamily Monachinae. The type species is "Monotherium" gaudini (Guiscardi, 1870).  | ||||
Sp. nov  | Valid  | Rook et al.  | A member of the family Mustelidae belonging to the subfamily Ictonychinae and to the tribe Galictini.  | |||||
Sp. nov  | Valid  | Stinnesbeck et al.  | A species of Panthera . Announced in 2018; the final version of the article naming it was published in 2020.  |   | ||||
Sp. nov  | Valid  | Emmert & Short  | A species of Procyon .  | |||||
Sp. nov  | Valid  | Emmert & Short  | A species of Procyon .  | |||||
Gen. et sp. nov  | Valid  | De Bonis et al.  | Late Miocene  | A member of the family Felidae belonging to the subfamily Machairodontinae. The type species is T. adei.  | ||||
Gen. et sp. nov  | Valid  | Magallanes et al.  | Late Miocene  | A relative of the walrus. The type species is T. orangensis.  |   | |||
Gen. et sp. nov  | Valid  | Dewaele et al.  | An earless seal belonging to the subfamily Monachinae. The type species is V. magurai.  | |||||
| Name | Novelty | Status | Authors | Age | Unit | Location | Notes | Images | 
|---|---|---|---|---|---|---|---|---|
Gen. et sp. nov  | Valid  | Li et al.  | Zanda Basin  | A hamster. Genus includes new species A. liuae.  | ||||
Sp. nov  | Valid  | Li  | A member of the family Dipodidae.  | |||||
Gen. et sp. nov  | Valid  | Louys et al.  | A member of the family Muridae belonging to the subfamily Murinae. The type species is A. aplini.  | |||||
Gen. et sp. nov  | Valid  | De Bruijn et al.  | A member of Muroidea belonging to the subfamily Pappocricetodontinae. The type species is B. dissimile.  | |||||
Sp. nov  | Valid  | Cerdeño et al.  | Late Miocene  | A relative of the capybara. Announced in 2018; the final version of the article naming it was published in 2019.  | ||||
Gen. et sp. nov  | Valid  | Pérez et al.  | Salla beds  | A New World porcupine. Genus includes new species C. tetralophodonta.  | ||||
Sp. nov  | Valid  | Ferrusquia-Villafranca et al.  | A sciurid rodent.  | |||||
Sp. nov  | Valid  | Boivin et al.  | Early Oligocene  | Possibly a member of Chinchilloidea.  | ||||
Sp. nov  | Valid  | Boivin et al.  | Early Oligocene  | Possibly a member of Chinchilloidea.  | ||||
Sp. nov  | Valid  | Pelaez-Campomanes et al.  | Early Miocene  | A member of the family Muridae.  | ||||
Sp. nov  | Valid  | Mörs & Tomida  | Early Miocene  | Nakamura Formation  | A member of the family Castoridae.  | |||
Sp. nov  | Valid  | Jiménez-Hidalgo, Guerrero-Arenas & Smith  | Eocene (Chadronian)  | A member of Geomyidae.  | ||||
Sp. nov  | Valid  | López-Antoñanzas et al.  | A species of Karydomys .  | |||||
Gen. et sp. nov  | Valid  | Boivin et al.  | Early Oligocene  | A member of Erethizontoidea. The type species is K. raimondii.  | ||||
Gen. et comb. nov  | Valid  | Barbière, Ortiz & Pardiñas  | A sigmodontine rodent; a new genus for "Auliscomys" formosus Reig (1978).  | |||||
Gen. et sp. nov  | Valid  | Pérez et al.  | Salla beds  | A caviomorph rodent related to the group Octodontoidea. Genus includes new species L. hartenbergeri.  | ||||
Sp. nov  | Valid  | Cramb, Price & Hocknull  | Age uncertain, likely Middle or Late Pleistocene  | A species of Leggadina .  | ||||
Sp. nov  | Valid  | Cramb, Price & Hocknull  | Middle Pleistocene  | A species of Leggadina .  | ||||
Gen. et sp. nov  | Valid  | Boivin et al.  | Early Oligocene  | A member of Octodontoidea of uncertain phylogenetic placement. The type species is M. confluens.  | ||||
Sp. nov  | Valid  | Dawson & Constenius  | Middle Eocene  | |||||
Sp. nov  | Valid  | Pérez et al.  | Salla beds  | A caviomorph rodent related to the group Octodontoidea.  | ||||
Gen. et 2 sp. nov  | Valid  | Wessels et al.  | A member of the family Muridae belonging to the subfamily Melissiodontinae. The type species is M. miloshi; genus also includes M. lautus.  | |||||
Gen. et sp. nov  | Valid  | Mein & Pickford  | Black Crow Limestone | Possibly a relative of Reithroparamys . The type species is N. inexpectatus.  | ||||
Sp. nov  | Valid  | Li et al.  | A hamster.  | |||||
Sp. nov  | Valid  | Madozzo-Jaén et al.  | A member of Caviinae.  | |||||
Gen. et sp. nov  | Valid  | Martin et al.  | Early Pleistocene  | A member of Arvicolidae. Genus includes new species O. giberti.  | ||||
Sp. nov  | Valid  | Van de Weerd et al.  | Early Oligocene  | A member of the family Muridae belonging to the subfamily Paracricetodontinae.  | ||||
Sp. nov  | Valid  | Van de Weerd et al.  | A member of the family Muridae belonging to the subfamily Paracricetodontinae.  | |||||
Sp. nov  | Valid  | Wang  | Late Miocene  | Linxia Basin  | A member of the family Spalacidae belonging to the subfamily Tachyoryctoidinae and the tribe Pararhizomyini.  | |||
Sp. nov  | Valid  | Wang  | Late Miocene  | Linxia Basin  | A member of the family Spalacidae belonging to the subfamily Tachyoryctoidinae and the tribe Pararhizomyini.  | |||
Sp. nov  | Valid  | Van Kolfschoten, Tesakov & Bell  | Early Pleistocene (Gelasian)  | A heather vole, the first known European member of the genus Phenacomys.  | ||||
Sp. nov  | Valid  | Pérez et al.  | Salla beds  | |||||
Gen. et sp. nov  | Valid  | Ferrusquia-Villafranca et al.  | Late middle Eocene  | A relative of Zetamys , assigned to the new family Zetamyidae; a possible member of Caviomorpha. Genus includes new species P. mixtecus.  | ||||
Gen. et 4 sp. nov  | Valid  | Wang  | Late Miocene  | Linxia Basin  | A member of the family Spalacidae belonging to the subfamily Tachyoryctoidinae and the tribe Pararhizomyini. Genus includes new species P. indigenus, P. gansuensis, P. planus and P. pristinus.  | |||
Sp. nov  | Valid  | Pérez et al.  | Salla beds  | A caviomorph rodent related to the group Octodontoidea.  | ||||
Gen. et sp. nov  | Valid  | Boivin et al.  | Early Oligocene  | A member of Octodontoidea of uncertain phylogenetic placement. The type species is S. paulus.  | ||||
Gen. et sp. nov  | Valid  | Boivin et al.  | Early Oligocene  | A member of Erethizontoidea. The type species is S. labocensis.  | ||||
Sp. nov  | Valid  | Prieto et al.  | A dormouse.  | |||||
Gen. et 2 sp. nov  | Valid  | Boivin et al.  | Early Oligocene  | A member of Caviomorpha of uncertain phylogenetic placement. The type species is T. subandinus; genus also includes T. mayoensis.  | ||||
Gen. et sp. nov  | Valid  | Black Crow Limestone | A member of the family Zegdoumyidae. The type species is T. calcareus.  | |||||
Gen. et sp. nov  | Valid  | Eocene (Bartonian, possibly Priabonian)  | Eocliff Limestone | A member of Hystricognathi belonging to the new family Tufamyidae. The type species is T. woodi.  | ||||
Sp. nov  | Valid  | Sinitsa & Nesin  | Late Miocene  | A dormouse belonging to the subfamily Leithiinae.  | ||||
Sp. nov  | Valid  | De Bruijn et al.  | A member of Muroidea belonging to the subfamily Pappocricetodontinae.  | |||||
| Name | Novelty | Status | Authors | Age | Unit | Location | Notes | Images | 
|---|---|---|---|---|---|---|---|---|
Sp. nov  | Valid  | Rose et al.  | Cambay Shale Formation  | |||||
Gen. et sp. nov  | Valid  | Atwater & Kirk  | A member of the family Omomyidae. Genus includes new species B. cerutti.  | |||||
Gen. et sp. nov  | Valid  | Atwater & Kirk  | A member of the family Omomyidae. Genus includes new species E. walshi.  | |||||
Sp. nov  | Valid  | Godinot in Godinot et al.  | ||||||
Gen. et sp. nov  | Valid  | Atwater & Kirk  | A member of the family Omomyidae. Genus includes new species G. randalli.  | |||||
Gen. et sp. nov  | Valid  | Turvey et al.  | A gibbon. Genus includes new species J. imperialis.  | |||||
Gen. et sp. nov  | Valid  | Godinot, Senut & Pickford  | Middle Eocene  | A member of the family Adapidae belonging to the subfamily Caenopithecinae. The type species is N. interdictus.  | ||||
Gen. et sp. nov  | Valid  | Godinot in Godinot et al.  | A member of the family Notharctidae. Genus includes new species R. pulcher.  | |||||
Sp. nov  | Valid  | Rossie & Hill  | Middle Miocene  | |||||
Gen. et sp. et comb. nov  | Valid  | López-Torres, Silcox & Holroyd  | Eocene (Uintan and Duchesnean)  | A member of the family Omomyidae. The type species is W. esmaraldensis; genus also includes W. mcgrewi (Robinson, 1968) and W. shifrae (Krishtalka, 1978).  | ||||
| Name | Novelty | Status | Authors | Age | Unit | Location | Notes | Images | 
|---|---|---|---|---|---|---|---|---|
Gen. et sp. nov  | Valid  | Bi et al.  | An early eutherian. Genus includes new species A. zhoui.  | |||||
Sp. nov  | Valid  | López-Torres & Silcox  | Early Eocene  | Blackheath Beds  | A member of Plesiadapiformes belonging to the family Paromomyidae.  | |||
Sp. nov  | Valid  | López-Torres & Silcox  | Early Eocene  | Originally described as a member of Plesiadapiformes belonging to the family Paromomyidae and a species of Arcius; Beard & Métais (2024) reinterpreted it as a member of Apatotheria belonging to the family Apatemyidae and a species of Heterohyus. [546]  | ||||
Sp. nov  | Valid  | De Bast, Gagnaison & Smith  | Late Paleocene  | A member of Plesiadapiformes belonging to the family Plesiadapidae.  | ||||
Sp. nov  | Valid  | Hooker  | A member of the family Nyctitheriidae.  | |||||
Sp. nov  | Valid  | Solé et al.  | A member of the family Mesonychidae.  | |||||
Sp. nov  | Valid  | Solé et al.  | A member of the family Mesonychidae.  | |||||
Sp. nov  | Valid  | Wyss, Flynn & Croft  | Early Oligocene  | |||||
Sp. nov  | Valid  | Wyss, Flynn & Croft  | Early Oligocene  | |||||
Gen. et sp. nov  | Valid  | Carrillo et al.  | Early Pliocene–late Pliocene or early Pleistocene  | A member of Toxodontidae. Genus includes new species F. aguilerai.  | ||||
Gen. et sp. nov  | Valid  | Scott  | A relative of Horolodectes . Genus includes new species F. sweeti.  | |||||
Sp. nov  | Valid  | Carrillo et al.  | Middle Miocene  | A member of Astrapotheriidae.  | ||||
Gen. et sp. nov  | Valid  | Lopatin & Averianov  | Höovör locality  | |||||
Gen. et sp. nov  | Valid  | McGrath, Anaya & Croft  | A member of Litopterna belonging the family Macraucheniidae. Genus includes new species L. shockeyi.  | |||||
Sp. nov  | Valid  | De Bast, Gagnaison & Smith  | Late Paleocene  | A member of Plesiadapiformes belonging to the family Plesiadapidae.  | ||||
Sp. nov  | Valid  | Jehle et al.  | Late Paleocene  | A member of Plesiadapiformes.  | ||||
Sp. nov  | Valid  | De Bast, Gagnaison & Smith  | Late Paleocene  | A member of Plesiadapiformes belonging to the family Plesiadapidae.  | ||||
Sp. nov  | Valid  | De Bonis et al.  | Middle Eocene  | Pondaung Formation  | A member of the family Hyaenodontidae.  | |||
Gen. et comb. nov  | Valid  | Wyss, Flynn & Croft  | Early Oligocene  | A notohippid notoungulate; a new genus for "Eomorphippus" pascuali Simpson (1967).  | ||||
Gen. et comb. nov  | Valid  | Cerdeño, Vera & Combina  | Early Miocene  | A mesotheriid notoungulate; a new genus for "Trachytherus" mendocensis Simpson & Minoprio (1949).  | ||||
Gen. et sp. nov  | Valid  | Angelone et al.  | Early Pleistocene  | A member of the family Leporidae. Genus includes new species S. obscurus.  | ||||
Gen. et sp. nov  | Valid  | Zazhigin & Voyta  | Middle Miocene  | Oshin Suite  | A shrew belonging to the subfamily Crocidosoricinae. The type species is S. angustirostris.  | |||
Gen. et sp. nov  | Valid  | Wyss, Flynn & Croft  | Early Oligocene  | A leontiniid notoungulate. Genus includes new species T. flacoensis.  | ||||
'Theosodon' arozquetai [554]  | Sp. nov  | Valid  | McGrath, Anaya & Croft  | A member of Litopterna belonging the family Macraucheniidae, tentatively referred to the genus Theosodon .  | ||||
| Wyonycteris kingi [560] | Sp. nov | Valid | Hooker | Paleogene | Woolwich | A member of the family Nyctitheriidae. Announced in 2018; the final version of the article naming it was published in 2020. | ||
Sp. nov  | Valid  | Armella, García-López & Dominguez  | ||||||
Gen. et sp. nov  | Valid  | López-Torres & Fostowicz-Frelik  | Late Eocene  | A relative of Anagale . The type species is Z. ergilinensis.  | ||||
| Name | Novelty | Status | Authors | Age | Unit | Location | Notes | Images | 
|---|---|---|---|---|---|---|---|---|
Gen. et sp. nov  | Castro et al.  | An early member of Tribosphenida. The type species is B. stardusti.  | ||||||
Sp. nov  | Valid  | Scott, Weil & Theodor  | Early Paleocene  | A multituberculate belonging to the group Taeniolabidoidea.  | ||||
Gen. et sp. nov  | Valid  | Huttenlocker et al.  | A member of Haramiyida belonging to the family Hahnodontidae. The type species is C. wahkarmoosuch.  | |||||
Gen. et sp. nov  | Valid  | Lofgren et al.  | A multituberculate. Genus includes new species G. mylesi.  | |||||
Gen. et sp. nov  | Valid  | Averianov et al.  | A member of Docodonta belonging to the family Tegotheriidae. The type species is K. yakutensis.  |   | ||||
Gen. et sp. nov  | Disputed  | Csiki-Sava et al.  | A multituberculate belonging to the family Kogaionidae. The type species is L. tholocephalos. Smith et al. (2021) considered it to be a junior synonym of Barbatodon transylvanicus. [574]  | |||||
Gen. et sp. nov  | Valid  | Averianov et al.  | A member of Eutriconodonta of uncertain phylogenetic placement. The type species is S. aquilonium.  |   | ||||
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