List of the Cenozoic life of North Dakota

Last updated December 18, 2021 • 26 min readFrom Wikipedia, The Free Encyclopedia

This list of the Cenozoic life of North Dakota contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of North Dakota and are between 66 million and 10,000 years of age.

A

Acer
† Acrovena – type locality for genus
- † Acrovena laevis – type locality for species
† Actinodonta
† Adjidaumo ^[1]
- † Adjidaumo minimus ^[1]
- † Adjidaumo minutus ^[1]
† Aesculus
- † Aesculus hickeyi – type locality for species
† Agnotocastor ^[1]
- † Agnotocastor praetereadens ^[1]
† Aletodon
- † Aletodon quadravus
Fossilized skeleton of the Late Cretaceous-Oligocene Alligator relative Allognathosuchus
† Allognathosuchus – type locality for genus
- † Allognathosuchus mlynarskii – type locality for species
† Altasciurus ^[1]
- † Altasciurus leonardi – type locality for species^[1]
† Alveugena
- † Alveugena carbonensis
† Amersinia
- † Amersinia FU082 informal
- † Amersinia FU82 informal
† Amesoneuron
- † Amesoneuron FU037 informal
Amia
- † Amia fragosa
- † Amia uintaensis
† Ampelopsis
- † Ampelopsis acerifolia
† Amphicaenopus
- † Amphicaenopus platycephalus
† Ankylodon – or unidentified comparable form
† Apternodus
† Archaeocyon
- † Archaeocyon leptodus
Life restoration of the Eocene-Oligocene entelodont mammal Archaeotherium
† Archaeotherium
- † Archaeotherium mortoni
† Arctocyon
† Ardynomys
- † Ardynomys saskatchewensis
† Averrhoites
- † Averrhoites affinis
† Axestemys
- † Axestemys montinsana
Azolla
- † Azolla montana
- † Azolla stanleyi – type locality for species
† Azollopsis
- † Azollopsis tomentosa

B

† Bathycyathus
- † Bathycyathus lloydi – type locality for species
† Batrachosauroides
- † Batrachosauroides gotoi – type locality for species
† Beringiaphyllum – report made of unidentified related form or using admittedly obsolete nomenclature
- † Beringiaphyllum cupanioides
† Bessoecetor
- † Bessoecetor septentrionalis
Betula
- † Betula hesterna – type locality for species
† Bisonalveus
- † Bisonalveus holtzmani
† Borealosuchus
- † Borealosuchus formidabilis – type locality for species
† Boremys
† Bothriodon
Restorative portrait of the Miocene oreodont mammal Brachycrus
† Brachycrus
† Browniea
- † Browniea serrata

C

† Cabomba
- † Cabomba inermis
† Calamagras
- † Calamagras weigeli
† Canariophyllum – type locality for genus
- † Canariophyllum ampla – type locality for species
Canticocculus
† Cantius
- † Cantius frugivorus
† Carpites
- † Carpites verrucosus
† Carpodaptes
- † Carpodaptes hazelae – or unidentified comparable form
- † Carpodaptes hobackensis – or unidentified comparable form
† Carpolithes
- † Carpolithes arcticus
- † Carpolithes bryangosus – type locality for species
- † Carpolithes lunatus – type locality for species
A living Carya , or hickory tree
Carya
- † Carya antiquorum
† Cedromus ^[1]
- † Cedromus wardi ^[1]
Celtis
- † Celtis aspera
† Centetodon
- † Centetodon chadronensis
- † Centetodon magnus
- † Centetodon marginalis
† Centimanomys
† Ceratophyllum
- † Ceratophyllum FU080 informal
Cercidiphyllum
- † Cercidiphyllum arcticum
- † Cercidiphyllum articum
- † Cercidiphyllum ellipticum
- † Cercidiphyllum genetrix
† Chaetoptelea
- † Chaetoptelea microphylla
Life restoration of the Late Cretaceous-Eocene choristoderan reptile Champsosaurus
† Champsosaurus
- † Champsosaurus gigas – type locality for species
- † Champsosaurus tenuis – type locality for species
† Chrysotriton – type locality for genus
- † Chrysotriton tiheni – type locality for species
Cocculus
- † Cocculus flabella
† Coniophis
† Conoryctella
- † Conoryctella dragonensis – or unidentified comparable form
† Cornophyllum
- † Cornophyllum newberryi
Cornus
- † Cornus hyperborea
† Corylus
- † Corylus acutertiaria – type locality for species
- † Corylus FU079 informal
- † Corylus insignis
Life restoration of the Paleocene-Eocene pantodont mammal Coryphodon . Heinrich Harder (1920).
† Coryphodon
- † Coryphodon armatus – or unidentified comparable form
† Cotradechites – type locality for genus
- † Cotradechites lithinus – type locality for species
† Credneria
- † Credneria daturaefolia – tentative report
† Cupressinocladus
- † Cupressinocladus interruptus
Cyclocarya
- † Cyclocarya brownii
† Cylindrodon
- † Cylindrodon collinus
† Cyperacites
† Cypressaurus

D

† Dakotornis – type locality for genus
- † Dakotornis cooperi – type locality for species
Life restoration of the Eocene-Miocene bear dog Daphoenus
† Daphoenus
† Davidia
- † Davidia antiqua
† Dennstaedtia
- † Dennstaedtia americana
† Diacocherus
- † Diacocherus minutus
† Diacodexis – tentative report
Restoration of the Oligocene-Miocene hornless rhinoceros Diceratherium . Robert Bruce Horsfall (1913).
† Diceratherium
- † Diceratherium tridactylum
Dicotylophyllum
- † Dicotylophyllum anomalum
- † Dicotylophyllum hamameloides – type locality for species
- † Dicotylophyllum hebronensis – type locality for species
- † Dicotylophyllum mercerensis – type locality for species
- † Dicotylophyllum oblongatum – type locality for species
† Didelphodus – or unidentified comparable form
† Didymictis
Life restoration of the Eocene-Miocene false saber-toothed cat Dinictis . Robert Bruce Horsfall (1913).
† Dinictis
† Dissacus
† Dombeya
- † Dombeya novimundi – type locality for species
† Domnina
- † Domnina sagittariensis – type locality for species
- † Domnina thompsoni – or unidentified comparable form
† Dorraletes
- † Dorraletes diminutivus
† Douglassciurus
- † Douglassciurus jeffersoni
† Drepanochilus – tentative report

E

Fossilized shell of the Eocene turtle Echmatemys
† Echmatemys
- † Echmatemys testudinea
† Ectocion
- † Ectocion collinus
† Ectypodus
- † Ectypodus hazeni
- † Ectypodus lovei
† Elliptio
- † Elliptio priscus
† Elomeryx
- † Elomeryx armatus
† Entomolestes
† Equisetum
- † Equisetum FU036 informal
- † Equisetum magnum – type locality for species
† Eucommia
- † Eucommia serrata
† Eumys ^[1]
- † Eumys brachyodus ^[1]
- † Eumys elegans
- † Eumys lammersi – type locality for species^[1]
† Eutypomys
- † Eutypomys hibernodus – type locality for species
- † Eutypomys parvus

F

A living Ficus , or fig tree
Ficus
- † Ficus subtruncata
† Fokieniopsis
- † Fokieniopsis catenulata
† Fraxinus
- † Fraxinus eocenica

G

Ginkgo
- Restored foliage of the Late Cretaceous-Miocene ginkgo tree Ginkgo adiantoides
  † Ginkgo adiantoides
Glyptostrobus
- † Glyptostrobus europaeus
- † Glyptostrobus nordenskioldi
† Gomphaeschna
- † Gomphaeschna schrankii – type locality for species

H

† Harmsia
- † Harmsia hydrocotyloidea
† Heliscomys ^[1]
- † Heliscomys borealis – type locality for species^[1]
- † Heliscomys medius – or unidentified comparable form^[1]
- † Heliscomys senex ^[1]
- † Heliscomys vetus – or unidentified comparable form
† Helodermoides
Hemitelia
- † Hemitelia magna
† Herpetotherium
- † Herpetotherium fugax – or unidentified comparable form
- † Herpetotherium valens
Life restoration of the Eocene-Oligocene dog Hesperocyon . Robert Bruce Horsfall (1913).
† Hesperocyon
- † Hesperocyon gregarius
† Hesperopetes ^[1]
- † Hesperopetes blacki – or unidentified comparable form^[1]
† Homogalax
- † Homogalax aureus – type locality for species
† Hydromystria
- † Hydromystria expansa
† Hyopsodus
- † Hyopsodus loomisi
† Hypertragulus
† Hyracodon

I

† Ignacius
- † Ignacius frugivorus
Mounted fossilized skeleton of the Eocene-Oligocene rodent Ischyromys
† Ischyromys ^[1]
- † Ischyromys junctus
- † Ischyromys typus ^[1]
- † Ischyromys veterior – or unidentified comparable form
† Isoetites
- † Isoetites horridus

J

† Joffrichthys
- † Joffrichthys triangulpterus – type locality for species
Juglans
- † Juglans taurina

K

Flowers of a living Kalmia shrub
† Kalmia – report made of unidentified related form or using admittedly obsolete nomenclature
- † Kalmia elliptica
† Kirkomys ^[1]

L

† Labidolemur
- † Labidolemur soricoides
† Lemnaceae
- † Lemnaceae scutatum
Illustration of a living Lepisosteus , or gar
Lepisosteus
- † Lepisosteus occidentalis
† Leptacodon
- † Leptacodon tener
† Leptauchenia
- † Leptauchenia decora
† Leptictis
- † Leptictis acutidens – or unidentified comparable form
- † Leptictis dakotensis
† Leptodontomys
- † Leptodontomys douglassi
Life restoration of the Eocene-Oligocene even-toed ungulate Leptomeryx
† Leptomeryx
- † Leptomeryx evansi
- † Leptomeryx yoderi – or unidentified comparable form
† Litocherus
- † Litocherus zygeus
† Lophiparamys
- † Lophiparamys murinus – or unidentified comparable form
Lygodium
- † Lygodium kaulfussi

M

Marchantia
- † Marchantia pealei
- † Marchantia pealii
† Megalagus
- † Megalagus brachyodon – or unidentified comparable form
Mounted fossilized skeleton of the Miocene-Pleistocene ground sloth Megalonyx
† Megalonyx
- † Megalonyx jeffersonii
† Meliosma
- † Meliosma longifolia
† Meliosoma
- † Meliosoma rostellata
† Menispermites
- † Menispermites parvareolatus – type locality for species
† Merychyus
† Merycochoerus
† Merycoidodon
- † Merycoidodon bullatus
- † Merycoidodon culbertsoni
- † Merycoidodon major
† Mesodma
- † Mesodma pygmaea
† Mesohippus
- † Mesohippus bairdi
- † Mesohippus propinquus – or unidentified comparable form
- † Mesohippus westoni – or unidentified comparable form
Restoration of the Eocene-Miocene swamp rhinoceros Metamynodon . Charles R. Knight (1896).
† Metamynodon
† Metaparamys
- † Metaparamys dawsonae – or unidentified comparable form
Metasequoia
- † Metasequoia occidentalis
† Miacis
† Microcosmodon
† Microparamys – or unidentified comparable form^[1]
† Micropternodus
- † Micropternodus borealis – or unidentified comparable form
† Microsyops
- † Microsyops angustidens
† Mimetodon
- † Mimetodon silberlingi
† Miniochoerus
- † Miniochoerus starkensis – type locality for species
† Miohippus
- † Miohippus obliquidens
† Musophyllum
- † Musophyllum complicatum

N

† Nannodectes
† Nanotragulus
† Nelumbago
- † Nelumbago montanum
† Nelumbium
A living Nelumbo lotus
† Nelumbo
- † Nelumbo aureavallis – type locality for species
- † Nelumbo FU062 informal
- † Nelumbo FU085 informal
- † Nelumbo FU62 informal
† Neoplagiaulax
- † Neoplagiaulax hunteri
- † Neoplagiaulax mckennai
- † Neoplagiaulax nanophus
† Nephrops
- † Nephrops buntingi – type locality for species
† Nordenskioldia
- † Nordenskioldia borealis
† Notomorpha
- † Notomorpha garmanii
Anatomy of a de-shelled Nototeredo shipworm
† Nototeredo
- † Nototeredo globosa
† Nyssa
- † Nyssa alata
† Nyssidium
- † Nyssidium arcticum
- † Nyssidium articum

O

† Ogmophis
- † Ogmophis compactus
† Oligoryctes
- † Oligoryctes altitalonidus
- † Oligoryctes cameronensis – or unidentified comparable form
† Oligoscalops
- † Oligoscalops galbreathi
† Oligotheriomys ^[1]

- † Oligotheriomys magnus ^[1]
- † Oligotheriomys primus – type locality for species
† Onoclea
- † Onoclea hesperia
Fossil of the Permian-modern crustacean burrow ichnogenus Ophiomorpha
† Ophiomorpha
- † Ophiomorpha nodosa
† Oreithyia
- † Oreithyia oaklandi
† Osbornodon
- † Osbornodon renjiei – type locality for species
† Osmunda
- † Osmunda macrophylla
† Oxyacodon
- † Oxyacodon priscilla

P

† Palaeanodon – tentative report
† Palaeocarpinus
Restoration of the Oligocene rabbit relative Palaeolagus
† Palaeolagus
- † Palaeolagus haydeni
- † Palaeolagus temnodon – or unidentified comparable form
† Palaeophytocrene
† Palaeopsammia
- † Palaeopsammia zitteli – type locality for species
† Palaeoryctes
- † Palaeoryctes punctatus – or unidentified comparable form
† Palaeosinopa
† Palaeoxantusia – report made of unidentified related form or using admittedly obsolete nomenclature
- † Palaeoxantusia borealis
† Paleotomus
- † Paleotomus senior – or unidentified comparable form
† Palmacites
† Paradjidaumo ^[1]
- † Paradjidaumo hansonorum – or unidentified comparable form
- † Paradjidaumo trilophus ^[1]
† Paramys
- † Paramys excavatus – or unidentified comparable form
† Paranymphaea
- † Paranymphaea crassifolia
† Pararyctes
- † Pararyctes pattersoni
† Parataxodium – or unidentified comparable form
† Paraternstroemia – type locality for genus
- † Paraternstroemia hyphovenosa – type locality for species
† Parectypodus
- † Parectypodus lunatus
† Peltosaurus – or unidentified comparable form
† Penosphyllum
- † Penosphyllum cordatum
† Peradectes
- † Peradectes elegans
† Persites – type locality for genus
- † Persites argutus – type locality for species
Life restoration of the Paleocene-Eocene ungulate Phenacodus . Charles R. Knight (1898).
† Phenacodus
- † Phenacodus grangeri
- † Phenacodus magnus
† Phyllites
- † Phyllites demoresi
- † Phyllites disturbans
† Piceoerpeton
- † Piceoerpeton willwoodense
Pinus
- † Pinus peregrinus – type locality for species
† Pipestoneomys
† Planatus
- † Planatus raynoldsi
† Plastomenus
Platanus
- † Platanus nobilis
- † Platanus raynoldsi
- † Platanus raynoldsii
Platycarya
- † Platycarya americana
Life restoration of the Paleocene-Eocene primate Plesiadapis
† Plesiadapis
- † Plesiadapis anceps
- † Plesiadapis churchilli – or unidentified comparable form
- † Plesiadapis fodinatus – or unidentified comparable form
- † Plesiadapis rex
† Poebrotherium
- † Poebrotherium wilsoni
Populus
- † Populus nebrascensis
† Prochetodon
- † Prochetodon foxi
† Prodiacodon
- † Prodiacodon tauricinerei – or unidentified comparable form
† Prolapsus
† Propalaeosinopa
- † Propalaeosinopa albertensis
† Prosciurus ^[1]
- † Prosciurus albiclivus – type locality for species
- † Prosciurus hogansoni – type locality for species^[1]
- † Prosciurus vetustus
† Protictis
- † Protictis microlestes – or unidentified comparable form
- † Protictis paralus – type locality for species
Life restoration of a female (left) and male of the Oligocene-Miocene even-toed ungulate Protoceras . Charles R. Knight (1896).
† Protoceras – tentative report
† Protochelydra
- † Protochelydra zangerli
† Protophyllum
- † Protophyllum semotum – type locality for species
† Protungulatum
† Pseudocylindrodon
- † Pseudocylindrodon silvaticus
† Psidium – tentative report
Pterocarya
- † Pterocarya hispida
† Pterospermites
- † Pterospermites cordata
Illustration of a fossilized skull of the Paleocene multituberculate mammal Ptilodus
† Ptilodus
- † Ptilodus kummae
- † Ptilodus montanus
- † Ptilodus wyomingensis

Q

† Queironius – type locality for genus
- † Queironius praelapsus – type locality for species
A living Quercus , or oak tree
Quercus
- † Quercus macneili
- † Quercus sullyi
- † Quercus yulensis
† Quereuxia
- † Quereuxia angulata

R

† Reithroparamys
A living Rhineura floridana , or North American worm lizard
Rhineura – or unidentified comparable form

S

Sagittaria
- † Sagittaria megasperma
† Salvinia
- † Salvinia aureovallis – type locality for species
- † Salvinia preauriculata
Fossilized skeleton of the Eocene monitor lizard Saniwa
† Saniwa
- † Saniwa edura – type locality for species
- † Saniwa ensidens – or unidentified comparable form
† Sauropithecoides – type locality for genus
- † Sauropithecoides charisticus – type locality for species
† Scapherpeton
† Selaginella
- † Selaginella collieri
† Simoedosaurus
- † Simoedosaurus dakotensis – type locality for species
† Sinclairella
† Sparganium
- † Sparganium antiquum
- † Sparganium parvum – type locality for species
- † Sparganium stygium
† Spathorhynchus – or unidentified comparable form
† Stibarus
- † Stibarus montanus
† Stillingia
- † Stillingia casca – type locality for species
Life restoration of the Eocene-Oligocene cow-sized rhinoceros Subhyracodon . Charles R. Knight (1890s).
† Subhyracodon
- † Subhyracodon occidentalis

T

Taxodium
- † Taxodium olrikii
Fossilized mandible of the Eocene primate Teilhardina
† Teilhardina
† Ternstroemites
- † Ternstroemites aureavallis – type locality for species
† Tetonoides
- † Tetonoides pearcei
Thamnophis
† Thryptacodon
- † Thryptacodon australis
† Thuites
- † Thuites interruptus
† Thuja
- † Thuja interrupta
Tinosaurus
Life restoration of the Paleocene pantodont mammal Titanoides
† Titanoides
- † Titanoides primaevus – type locality for species
† Toxotherium
† Trapa
- † Trapa angulata
† Trichopterodomus – type locality for genus
- † Trichopterodomus leonardi – type locality for species
† Trigonias
Trochocyathus
- † Trochocyathus mitratus – type locality for species
† Trochodendroides
- † Trochodendroides serrulata
† Tuberculacerta – type locality for genus
- † Tuberculacerta pearsoni – type locality for species

U

† Unuchinia
- † Unuchinia dysmathes

V

Leaves and fruit of a living Viburnum .
† Viburnum
- † Viburnum antiquum
- † Viburnum tilioides

W

Mounted fossilized skeleton of the Paleocene Alligator relative Wannaganosuchus
† Wannaganosuchus – type locality for genus
- † Wannaganosuchus brachymanus – type locality for species
† Wardiaphyllum
- † Wardiaphyllum daturaefolium
† Willeumys ^[1]
- † Willeumys viduus ^[1]
† Woodwardia
- † Woodwardia arctica
- † Woodwardia gravida – type locality for species

X

† Xestops – or unidentified comparable form

Y

† Yoderimys
- † Yoderimys stewarti – or unidentified comparable form

Z

† Zingiberopsis – type locality for genus
- † Zingiberopsis isonervosa – type locality for species

References

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 William W. Korth; Robert J. Emry; Clint A. Boyd; Jeff J. Person (2019). "Rodents (Mammalia) from Fitterer Ranch, Brule Formation (Oligocene), North Dakota". Smithsonian Contributions to Paleobiology. 103 (103): iv-45. doi: 10.5479/si.1943-6688.103 .

Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database" . Retrieved 17 December 2021.

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[SCP103-1] 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 William W. Korth; Robert J. Emry; Clint A. Boyd; Jeff J. Person (2019). "Rodents (Mammalia) from Fitterer Ranch, Brule Formation (Oligocene), North Dakota". Smithsonian Contributions to Paleobiology. 103 (103): iv-45. doi: 10.5479/si.1943-6688.103 .

[1]

List of the Cenozoic life of North Dakota

Contents

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

S

T

U

V

W

X

Y

Z

References