List of the Cenozoic life of South Dakota

• †Cranioceras unicornis

D

• †Dakotallomys
  • †Dakotallomys lillegraveni
  • †Dakotallomys pelycomyoides
• †Dakotaophis – type locality for genus
  • †Dakotaophis greeni – type locality for species

• 

  †Daphoenus
  • †Daphoenus hartshornianus
  • †Daphoenus vetus
• †Dendrochen – type locality for genus
  • †Dendrochen robusta – type locality for species
• †Desmathyus
  • †Desmathyus pinensis
• †Desmatippus
  • †Desmatippus texanus
• †Desmatochoerus
  • †Desmatochoerus megalodon
• †Desmocyon
  • †
    Desmocyon thomsoni
• †Diceratherium
  • †Diceratherium annectens
  • †Diceratherium armatum – type locality for species
  • †Diceratherium radtkei
  • †Diceratherium tridactylum – type locality for species
• †Dikkomys
  • †Dikkomys matthewi
• †Dinictis
  • †Dinictis felina
• †
  Dinohyus
• †Dipoides
• †Disallomys
  • †Disallomys robustus
• †Domnina
  • †Domnina dakotensis – type locality for species
  • †Domnina gradata
  • †Domnina greeni – type locality for species
• †Domninoides
  • †Domninoides riparensis – type locality for species
• †Douglassciurus
  • †Douglassciurus bjorki – type locality for species
• †Downsimus
  • †Downsimus chadwicki – type locality for species
• †
  Duchesnehippus
  • †Duchesnehippus intermedius

• 

  †Duchesneodus
  • †Duchesneodus uintensis

E

• †Ectopocynus
  • †Ectopocynus antiquus
• †Ekgmowechashala
  • †
    Ekgmowechashala philotau
    – type locality for species
• Elaphe
  • †Elaphe nebraskensis
  • †
    Elaphe vulpina
• †Elomeryx
  • †Elomeryx armatus – type locality for species
  • †Elomeryx garbanii – type locality for species
• †Enhydrocyon
  • †Enhydrocyon crassidens – type locality for species
  • †Enhydrocyon pahinsintewakpa

• 

  †Entelodon
  • †Entelodon coarctatus – or unidentified comparable form
• †Entoptychus
  • †Entoptychus leptophrys
• †Eopelobates
  • †Eopelobates grandis – type locality for species
• †Epeiromys
• †Epicyon
  • †Epicyon saevus
• Equus
  • †
    Equus francisci
  • †Equus giganteus – or unidentified comparable form
• †Etheostoma

• 

  †Eubelodon
  • †Eubelodon morrilli
• †Eucastor
  • †Eucastor tortus
• †Eucommia
  • †Eucommia serrata
• Eumeces
  • †
    Eumeces septentrionalis
• †Eumys
  • †Eumys brachyodus
  • †Eumys elegans
• †Eusmilus
  • †Eusmilus sicarius
• †Eutypomys
  • †Eutypomys montanensis – or unidentified comparable form
  • †Eutypomys thomsoni – type locality for species
  • †Eutypomys wilsoni – or unidentified comparable form

F

• 

  Ficus
  • †Ficus artocarpoides
  • †Ficus subtruncata
• †Florentiamys
  • †Florentiamys agnewi – type locality for species
  • †Florentiamys tiptoni
• †Fossorcastor
  • †Fossorcastor brachyceps

G

• †Galbreathia
  • †Galbreathia novellus
• Geomys
• †Geringia
  • †Geringia gloveri
  • †Geringia mcgregori
• †
  Gigantocamelus
  • †Gigantocamelus spatulus
• Glyptostrobus
  • †Glyptostrobus nordenskioldi

• 

  †Gomphotherium
  • †Gomphotherium obscurum
• †Grangerimus
  • †Grangerimus dakotensis
• Graptemys
• †Gregorymys
  • †Gregorymys curtus – type locality for species
  • †Gregorymys formosus – type locality for species
• †Gripholagomys – type locality for genus
  • †Gripholagomys lavocati – type locality for species
• †Guildayomys
  • †Guildayomys hibbardi – or unidentified comparable form

H

• †Haplomys
  • †Haplomys galbreathi – type locality for species
• †Heliscomys
  • †Heliscomys senex
• †Hemiauchenia
• †Hemicyon
  • †
    Hemicyon barbouri
• †Heptacodon
  • †Heptacodon curtus – type locality for species
  • †Heptacodon gibbiceps – type locality for species
  • †Heptacodon occidentale
• †Herpetotherium
  • †
    Herpetotherium fugax
  • †Herpetotherium youngi

• 

  †Hesperocyon
  • †Hesperocyon gregarius
• †Hesperolagomys – tentative report
• †Hesperopetes
  • †Hesperopetes blacki – type locality for species
  • †Hesperopetes jamesi – type locality for species
• †Hesperotestudo
  • †Hesperotestudo niobrarensis
• Heterodon
• †Heteromeryx
  • †Heteromeryx dispar – type locality for species
• †Hibbarderix
  • †Hibbarderix obfuscatus
• †Hibbardomys
  • †Hibbardomys marthae – or unidentified comparable form
  • †Hibbardomys zakrzewskii

• 

  †Hipparion
  • †
    Hipparion tehonense
• †Hippotherium
  • †Hippotherium dolichops – type locality for species
• †Hitonkala
  • †Hitonkala andersontau – type locality for species
• †Homotherium – or unidentified comparable form
• †Hoplophoneus
  • †Hoplophoneus cerebralis
  • †Hoplophoneus mentalis
  • †Hoplophoneus occidentalis
  • †
    Hoplophoneus primaevus

• 

  †Hyaenodon
  • †Hyaenodon brevirostrus – type locality for species
  • †
    Hyaenodon crucians
  • †
    Hyaenodon horridus
  • †
    Hyaenodon montanus
    – or unidentified comparable form
  • †
    Hyaenodon mustelinus
    – type locality for species
• Hyla
• †Hypertragulus
  • †Hypertragulus calcaratus
  • †Hypertragulus dakotensis – type locality for species
• †Hypisodus
  • †Hypisodus minimus

• 

  †Hypohippus
• †Hypolagus
  • †Hypolagus fontinalis – type locality for species
  • †Hypolagus vetus – or unidentified comparable form
• †Hyporhina – type locality for genus
  • †
    Hyporhina antiqua
    – type locality for species
• †Hyracodon
  • †Hyracodon leidyanus – type locality for species
  • †Hyracodon nebraskensis
  • †Hyracodon priscidens – or unidentified comparable form

I

• Ictalurus
• †Ischyrocyon
  • †
    Ischyrocyon gidleyi

• 

  †Ischyromys
  • †
    Ischyromys typus

J

• †Javazapus
  • †Javazapus weeksi

K

• †Kirkomys
  • †Kirkomys martintau
  • †Kirkomys nebraskensis

L

• †Lambdoceras
  • †Lambdoceras hessei – type locality for species
• Lampropeltis
  • †Lampropeltis similis
• †Leidymys
  • †Leidymys blacki
  • †Leidymys juxtaparvulus
• Lepisosteus
• Lepomis
• †Leptarctus
  • †Leptarctus primus – type locality for species

• 

  †Leptauchenia
  • †Leptauchenia decora – type locality for species
  • †Leptauchenia major – type locality for species
• †Leptictis
  • †Leptictis dakotensis
  • †Leptictis haydeni
• †Leptochoerus
  • †Leptochoerus elegans
  • †Leptochoerus supremus – type locality for species
• †Leptocyon
  • †Leptocyon delicatus – type locality for species
  • †Leptocyon douglassi
  • †Leptocyon gregorii
  • †Leptocyon matthewi
  • †
    Leptocyon vafer
    – or unidentified comparable form
  • †
    Leptocyon vulpinus

• 

  †Leptomeryx
  • †Leptomeryx evansi
• †Leptoromys
  • †Leptoromys wilsoni – type locality for species
• Lepus
  • †
    Lepus americanus
    – or unidentified comparable form
  • †Lepus ennisianus – or unidentified comparable form
• †Lignimus
  • †Lignimus austridakotensis – type locality for species
• †Limnoecus
  • †Limnoecus compressus – or unidentified comparable form
  • †Limnoecus niobrarensis
• †Longirostromeryx
  • †Longirostromeryx wellsi – type locality for species

M

• †Macrogenis
  • †Macrogenis crassigenis
• †Macrognathomys
  • †Macrognathomys gemmacolis – type locality for species
• †Macrorhineura – type locality for genus
  • †
    Macrorhineura skinneri
    – type locality for species
• †Mammacyon
  • †Mammacyon obtusidens – type locality for species
• †
  Mammuthus

  • Mammuthus columbi

  • †
    Mammuthus primigenius^{[citation needed}
    ]
• †Manitsha – type locality for genus
  • †Manitsha tanka – type locality for species
• Martes
  • †Martes campestris
• †Megacerops
  • †
    Megacerops coloradensis
  • †Megacerops curtus
• †
  Megachoerus
  – tentative report
  • †Megachoerus latidens – type locality for species
• †Megalagus
  • †Megalagus primitivus – or unidentified comparable form
  • †Megalagus turgidus
• †Megaleptictis
  • †
    Megaleptictis altidens
• †Megalictis
  • †
    Megalictis ferox
    – type locality for species
• †Megalonyx
  • †
    Megalonyx leptostomus
  • †
    Megalonyx wheatleyi
• †Megapaloelodus – type locality for genus
  • †Megapaloelodus connectens – type locality for species
• †Megasminthus
  • †Megasminthus gladiofex – type locality for species
  • †Megasminthus tiheni
• †Megoreodon
  • †Megoreodon grandis
• †Meniscomys
  • †Meniscomys hippodus

• 

  †Menoceras
  • †
    Menoceras barbouri
• †
  Menops
  • †Menops marshi
  • †Menops serotinus
  • †Menops walcotti
• †Merychippus
  • †Merychippus insignis
• †Merychyus
  • †
    Merychyus arenarum
  • †Merychyus minimus
  • †Merychyus novomexicanus

• 

  †Merycochoerus
  • †Merycochoerus chelydra
  • †Merycochoerus matthewi – type locality for species
• †Merycodus
  • †Merycodus major – or unidentified comparable form
  • †Merycodus necatus
• †Merycoides
  • †Merycoides longiceps
  • †Merycoides pariogonus – or unidentified comparable form
• †Merycoidodon
  • †Merycoidodon bullatus – type locality for species
  • †Merycoidodon culbertsoni – type locality for species
  • †Merycoidodon major

• 

  †Mesocyon
  • †Mesocyon temnodon
• †Mesohippus
  • †Mesohippus bairdi
  • †Mesohippus exoletus
• †Mesoreodon
  • †Mesoreodon chelonyx
  • †Mesoreodon minor
• †Mesoscalops

• 

  †Metamynodon
  • †Metamynodon chadronensis – type locality for species
  • †
    Metamynodon planifrons
• †Michenia
  • †Michenia exilis
• Microtus
  • †Microtus meadensis
  • †Microtus paroperarius
• Mictomys
  • †Mictomys kansasensis
• †Mimomys
  • †Mimomys dakotaensis
• †Miniochoerus
  • †Miniochoerus affinis
  • †Miniochoerus forsythae
  • †
    Miniochoerus gracilis
  • †Miniochoerus starkensis – type locality for species
• †Mioheteromys
  • †Mioheteromys arcarius

• 

  †Miohippus
  • †Miohippus annectens – type locality for species
  • †Miohippus equiceps
  • †Miohippus equinanus
  • †Miohippus gemmarosae – or unidentified comparable form
  • †Miohippus gidleyi – type locality for species
  • †
    Miohippus grandis
  • †Miohippus intermedius – type locality for species
  • †Miohippus obliquidens – type locality for species
• †Mionictis
  • †Mionictis pristinus
• †Miortyx – type locality for genus
  • †Miortyx teres – type locality for species
• †Miospermophilus – or unidentified comparable form
• †Monosaulax
  • †Monosaulax curtus – or unidentified comparable form
• †Moropus
• Mustela
• †Mustelavus
  • †Mustelavus priscus – type locality for species
• †Mylagaulus
  • †Mylagaulus sesquipedalis – or unidentified comparable form
• †Mystipterus
  • †Mystipterus martini – or unidentified comparable form

N

• 

  †Nannippus
• †Nanotragulus
  • †Nanotragulus loomisi
  • †Nanotragulus ordinatus – type locality for species
• †Nelumbago
  • †Nelumbago montanum
• †Neohipparion – type locality for genus
  • †
    Neohipparion affine
    – type locality for species
• †Neonatrix
  • †Neonatrix elongata
• Neotoma
  • †Neotoma amplidonta – type locality for species
• Nerodia
  • †
    Nerodia sipedon
• Nettion
  • †Nettion greeni – type locality for species
• †Nexuotapirus
  • †Nexuotapirus marslandensis
• †Niglarodon
  • †Niglarodon koerneri

• 

  †Nimravus
  • †Nimravus sectator – type locality for species
• †Nothodipoides
  • †Nothodipoides planus
• Notophthalmus
  • †Notophthalmus crassus – type locality for species
• †Nototamias
  • †Nototamias quadratus
• †Notropis
• †
  Noturus
  – tentative report

O

• †Ocajila
  • †Ocajila makpiyahe – type locality for species
• †Octacodon
  • †Octacodon valens – type locality for species
• †Ogmophis
  • †Ogmophis miocompactus – type locality for species
• †Oligoryctes
  • †Oligoryctes altitalonidus
• †Oligoscalops
  • †Oligoscalops galbreathi
• †Oligospermophilus
• †Oligotheriomys
  • †Oligotheriomys magnus – type locality for species
• Ondatra
  • †Ondatra annectens
• Onychomys
  • †Onychomys pedroensis
• †Oreodontoides
  • †Oreodontoides oregonensis
• Ortalis
  • †Ortalis pollicaris – type locality for species
• †Osbornodon
  • †Osbornodon sesnoni
• †Otarocyon
  • †Otarocyon cooki
  • †Otarocyon macdonaldi – type locality for species
• †Oxetocyon
  • †Oxetocyon cuspidatus – type locality for species

• 

  †Oxydactylus
  • †Oxydactylus lacota – type locality for species
  • †Oxydactylus wyomingensis – or unidentified comparable form

P

• †Paciculus
  • †Paciculus cedrus – type locality for species
  • †Paciculus montanus – or unidentified comparable form
  • †Paciculus nebraskensis – or unidentified comparable form
  • †Paciculus woodi
• †Palaeoborus
  • †Palaeoborus rosatus – type locality for species

• 

  †Palaeocastor
  • †Palaeocastor peninsulatus
  • †Palaeocastor wahlerti
• †Palaeogale
  • †Palaeogale dorothiae – type locality for species
  • †Palaeogale sectoria
• †Palaeolagus
  • †Palaeolagus burkei
  • †Palaeolagus haydeni
  • †Palaeolagus hypsodus
  • †Palaeolagus intermedius
  • †Palaeolagus philoi – type locality for species
• †Palaeonossax – type locality for genus
  • †Palaeonossax senectus – type locality for species
• †Paleoheterodon
  • †Paleoheterodon tiheni
• †Parablastomeryx
  • †Parablastomeryx gregorii
• †Paracrax
  • †Paracrax gigantea – type locality for species
  • †Paracrax wetmorei – type locality for species
• †Paradaphoenus
  • †Paradaphoenus minimus
  • †Paradaphoenus tooheyi – type locality for species
• †Paradjidaumo
  • †Paradjidaumo trilophus
• †Paraenhydrocyon
  • †Paraenhydrocyon robustus
• †Parahippus
  • †Parahippus cognatus – or unidentified comparable form
  • †Parahippus pawniensis
  • †Parahippus pristinus – type locality for species
• †Paramerychyus
  • †Paramerychyus harrisonensis
  • †Paramerychyus relictus
• †Paramys
  • †Paramys relictus
• †Paranymphaea
  • †Paranymphaea crassifolia
• †Paranyroca – type locality for genus
  • †Paranyroca magna – type locality for species
• †Parapliosaccomys
  • †Parapliosaccomys hibbardi – or unidentified related form
• †Paratomarctus
  • †Paratomarctus euthos
• †Paratylopus
  • †Paratylopus labiatus
• †Parictis
  • †Parictis dakotensis – type locality for species
  • †Parictis gilpini – type locality for species
  • †Parictis major – type locality for species
  • †Parictis parvus – type locality for species
• †Parvericius
  • †Parvericius montanus

• 

  †Peltosaurus
  • †
    Peltosaurus granulosus
• †Pelycomys
  • †Pelycomys placidus
• †Penetrigonias
  • †Penetrigonias dakotensis
• †Peraceras
  • †Peraceras superciliosum
• †Perchoerus
  • †Perchoerus minor
  • †Perchoerus nanus
  • †Perchoerus probus – or unidentified comparable form
• Perognathus
  • †Perognathus brevidens
  • †Perognathus coquorum – or unidentified comparable form
  • †Perognathus trojectioansrum
• Peromyscus
• †Philotrox
  • †
    Philotrox condoni
• †Phlaocyon
  • †Phlaocyon minor
• Phrynosoma
  • †
    Phrynosoma douglassi
• †Planera
  • †Planera raynoldsi

• peccaries of the genus Platygonus. Charles R. Knight (1922).

  †Platygonus