List of the Cenozoic life of Kansas

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

A
  • Acris
    • †Acris crepitans
  • †Adelphailurus
    • †Adelphailurus kansensis – type locality for species
  • Fossilized skull of the Miocene bone-crushing dog Aelurodon
    †Aelurodon
    • †Aelurodon taxoides
  • Agkistrodon
    • †Agkistrodon contortix
  • †Agriocharis
    • †Agriocharis progenes – type locality for species
  • †Agriotherium
  • †Alforjas
    • †Alforjas taylori
  • †Alilepus
    • †Alilepus hibbardi
  • †Allogona
  • †Allophaiomys
    • †Allophaiomys pliocaenicus
  • †Ambystoma
    • †Ambystoma maculatum
    • †Ambystoma tigrinum
  • Life restoration of the Miocene elephant relative Amebelodon. Margret Flinsch (1932).
    †Amebelodon
    • †Amebelodon britti
  • Amia
    • †Amia calva
  • †Amphimachairodus
    • †Amphimachairodus coloradensis
  • Anas
    • †Anas crecca
  • †Anchiblarinella
    • †Anchiblarinella wakeeneyensis – type locality for species
  • †Aphelops
    • †Aphelops malacorhinus
    • †Aphelops mutilus
  • Aplodinotus
    • †Aplodinotus grunniens – or unidentified comparable form
  • †Arctodus
    • †Arctodus pristinus – or unidentified comparable form
    • †Arctodus simus
  • †Astrohippus
    • †Astrohippus ansae

B
  • Baiomys
    • †Baiomys kolbi – type locality for species
    • †Baiomys rexroadi – type locality for species
  • Fossilized skull of the Miocene-Pliocene false saber-toothed cat Barbourofelis
    †Barbourofelis
  • Bassariscus
    • †Bassariscus casei – type locality for species
    • †Bassariscus ogallalae
  • †Bensonomys
    • †Bensonomys eliasi
    • †Bensonomys meadensis – type locality for species
    • †Bensonomys stirtoni
  • †Berriochloa
    • †Berriochloa amphoralis
    • †Berriochloa maxima
    • †Berriochloa minuta
    • †Berriochloa pumila
    • †Berriochloa tuberculata
    • †Berriochloa variegata
  • †Biorbia
    • †Biorbia fossilia
  • Bison
  • Blarina
    • †Blarina brevicauda
    • †Blarina carolinensis
  • †Borophagus
  • Botaurus
    • †Botaurus hibbardi – type locality for species
  • †Brachyopsigale
    • †Brachyopsigale dubius – type locality for species
  • Bufo
    • A living Anaxyrus cognatus (formerly Bufo cognatus), or Great Plains toad
      †Bufo cognatus
    • †Bufo hemiophrys
    • †Bufo hibbardi
    • †Bufo marinus
    • †Bufo pliocompactilis – type locality for species
    • †Bufo valentinensis
    • †Bufo woodhousei
  • †Buisnictis
    • †Buisnictis breviramus – type locality for species
    • †Buisnictis schoffi

C
  • †Calippus
    • †Calippus large informal
    • †Calippus martini
    • †Calippus regulus
  • Life restoration of the Pliocene-Holocene camel Camelops
    †Camelops
  • Candona
    • †Candona lactea – or unidentified comparable form
    • †Candona nyensis
    • †Candona truncata
  • Canis
  • Fossilized skeleton of the Pleistocene dwarf pronghorn Capromeryx
    †Capromeryx
    • †Capromeryx furcifer
  • †Carpocyon
    • †Carpocyon compressus
  • Carychium
  • Castor
    • †Castor canadensis
  • †Castoroides
    • †Castoroides ohioensis – or unidentified comparable form
  • †Catostomus
    • †Catostomus commersoni
  • Celtis
    • †Celtis willistonii
  • Life restoration of the Miocene-Pleistocene horned gopher Ceratogaulus. Robert Bruce Horsfall (1913).
    †Ceratogaulus
    • †Ceratogaulus hatcheri
    • †Ceratogaulus minor
  • †Cervalces
  • Cervus
    • †Cervus elaphus
  • Chaetodipus
    • †Chaetodipus hispidus
  • Chara
    • †Chara globularis – or unidentified comparable form
  • Fossilized cranium of the Pliocene-Pleistocene hyena Chasmaporthetes
    †Chasmaporthetes
  • Chelydra
    • †Chelydra serpentina
  • Chrysemys
    • †Chrysemys picta
    • †Chrysemys scripta
  • †Cionella
    • †Cionella lubrica
  • Clethrionomys
    • †Clethrionomys gapperi
  • Cnemidophorus
    • †Cnemidophorus bilobatus
    • †Cnemidophorus sexlineatus
  • Coluber
    • †Coluber constrictor
  • †Copemys – type locality for genus
    • †Copemys pisinnus
    • †Copemys shotwelli – type locality for species
  • Fossilized skull of the Miocene pronghorn Cosoryx
    †Cosoryx
    • †Cosoryx furcatus
  • Crotalus
  • †Cryptantha
    • †Cryptantha auriculata
  • Cryptotis
    • †Cryptotis adamsi
    • †Cryptotis kansasensis – type locality for species
    • †Cryptotis meadensis – type locality for species
    • †Cryptotis parva
  • Cynomys
    • †Cynomys gunnisoni – or unidentified comparable form
    • †Cynomys hibbardi – type locality for species
    • A living Cynomys ludovicianus, or black-tailed prairie dog
      †Cynomys ludovicianus
    • †Cynomys niobrarius
    • †Cynomys spenceri
    • †Cynomys vetus – type locality for species
  • Cyprideis
    • †Cyprideis littoralis
  • Cyprinotus – tentative report

D
  • Deroceras
    • †Deroceras aenigma
  • Diadophis
    • †Diadophis punctatus
  • Mounted fossilized skeleton of the Miocene-Pliocene horse Dinohippus
    †Dinohippus
    • †Dinohippus interpolatus
    • †Dinohippus leidyanus
  • Dipodomys
    • †Dipodomys hibbardi – type locality for species
    • †Dipodomys ordii – or unidentified comparable form
  • †Dipoides
    • †Dipoides rexroadensis – type locality for species
    • †Dipoides wilsoni – type locality for species
  • Discus
    • †Discus cronkhitei
  • †Domninoides
    • †Domninoides mimicus – type locality for species

E
  • Egretta
  • Elaphe – type locality for genus
    • †Elaphe kansensis – type locality for species
    • †Elaphe obsoleta
    • †Elaphe vulpina
  • Emydoidea
    • †Emydoidea twentei
  • Mounted fossilized skeleton of the Miocene bone-crushing dog Epicyon
    †Epicyon
    • †Epicyon aelurodontoides – type locality for species
    • †Epicyon haydeni
    • †Epicyon saevus
  • Equus
  • †Eucastor
  • †Euconulus
  • †Eucyon
    • †Eucyon davisi
  • Eumeces
    • †Eumeces fasciatus
    • †Eumeces hixsonorum – type locality for species
    • †Eumeces obsoletus
    • †Eumeces septentrionalis
    • †Eumeces striatulus
  • †Eumecoides
    • †Eumecoides hibbardi
    • †Eumecoides mylocoelus

F
  • Felis
    • †Felis rexroadensis
  • †Ferissia
    • †Ferissia fragilis – or unidentified comparable form
  • Ferrissia
    • †Ferrissia rivularis
  • A living Fundulus
    †Fundulus

G

H
  • Hawaiia
  • Helicodiscus
  • Helisoma
  • Fossilized lower jaw of the Miocene-Pleistocene llama relative Hemiauchenia
    †Hemiauchenia
    • †Hemiauchenia macrocephala
  • †Hesperoscalops
    • †Hesperoscalops rexroadi – type locality for species
    • †Hesperoscalops sewardensis – type locality for species
  • †Hesperotestudo
    • †Hesperotestudo orthopygia
    • †Hesperotestudo riggsi
  • Heterodon
    • †Heterodon nasicus
    • †Heterodon platyrhinos
    • †Heterodon plionasicus
  • †Hibbardomys
    • †Hibbardomys fayae – type locality for species
    • †Hibbardomys marthae
    • †Hibbardomys voorhiesi
  • †Hipparion
    • †Hipparion tehonense – or unidentified comparable form
  • †Hippotherium
  • Holbrookia
  • Life restoration of the Pleistocene armadillo relative Holmesina with a human to scale
    †Holmesina
    • †Holmesina septentrionalis
  • Homo
  • †Homotherium
    • †Homotherium serum
  • Hyla
    • †Hyla cinerea – or unidentified comparable form
    • †Hyla gratiosa – or unidentified comparable form
    • †Hyla squirella – or unidentified comparable form
    • †Hyla versicolor
  • Life restoration of the Miocene horse Hypohippus. Heinrich Harder (1920).
    †Hypohippus
  • †Hypolagus
    • †Hypolagus regalis – type locality for species
    • †Hypolagus ringoldensis
    • †Hypolagus vetus
    • †Hypolagus voorhiesi
  • †Hystricops

I
  • Ictalurus
    • †Ictalurus lambda
    • †Ictalurus melas
    • †Ictalurus punctatus
  • Illustration of a living Ictiobus, or buffalo fish
    †Ictiobus
  • Ilyocypris
    • †Ilyocypris bradyi
  • †Ischyrocyon – tentative report

K
  • †Kansasimys
    • †Kansasimys dubius
  • Kinosternon
    • A living Kinosternon flavescens, or yellow mud turtle
      †Kinosternon flavescens
    • †Kinosternon subrubrum

L
  • A living Lampropeltis getula, or eastern kingsnake
    Lampropeltis
  • Lasiurus
    • †Lasiurus cinereus
    • †Lasiurus fossilis – type locality for species
    • †Lasiurus golliheri – type locality for species
  • Lepisosteus
    • †Lepisosteus osseus
    • Illustration of a living Lepisosteus platostomus, or shortnose gar
      †Lepisosteus platostomus – tentative report
  • Lepomis
    • †Lepomis cyanellus
    • †Lepomis humilis – or unidentified comparable form
  • †Leptarctus
    • †Leptarctus mummorum – type locality for species
    • †Leptarctus woodburnei – type locality for species
    • †Leptarctus wortmani – type locality for species
  • Illustration of a fossilized skull of the Oligocene-Miocene dog Leptocyon
    †Leptocyon
    • †Leptocyon vafer
  • Lepus
    • †Lepus californicus – or unidentified comparable form
  • †Longirostromeryx
  • Lontra
    • †Lontra canadensis
  • Lymnaea
    • †Lymnaea caperota
    • †Lymnaea humulus
    • †Lymnaea parva
  • Lynx

M
  • †Machairodus
    • †Machairodus catocopis
  • Macrochelys
    • †Macrochelys temminckii
  • †Macrognathomys
  • †Mammut
    • †Mammut americanum
  • †Mammuthus
    • Life restoration of a herd of Mammuthus columbi, or Columbian mammoths. The extent of the fur depicted is hypothetical. Charles R. Knight (1909).
      †Mammuthus columbi
  • Martes
    • †Martes foxi – type locality for species
    • †Martes stirtoni – type locality for species
  • †Martinogale
    • †Martinogale alveodens
  • †Megalonyx
    • †Megalonyx jeffersonii
    • †Megalonyx leptostomus
  • †Megantereon
    • †Megantereon hesperus
  • †Megatylopus
    • †Megatylopus cochrani
    • †Megatylopus gigas
    • †Megatylopus matthewi
  • †Menetus
    • †Menetus exacuous
  • Mephitis
    • †Mephitis mephitis – tentative report
    • †Mephitis rexroadensis – type locality for species
  • †Merychyus
    • †Merychyus novomexicanus
  • Micropterus
    • †Micropterus punctulatus – or unidentified comparable form
  • Microtus
    • †Microtus llanensis
    • †Microtus meadensis
    • †Microtus ochrogaster
    • †Microtus paroperarius – type locality for species
    • †Microtus pennsylvanicus
  • Mictomys
    • †Mictomys borealis
    • †Mictomys kansasensis
    • †Mictomys meltoni
    • †Mictomys vetus
  • †Minytrema – tentative report
  • †Mionictis
  • Musculium
  • Mustela
    • †Mustela erminea – or unidentified comparable form
    • †Mustela frenata – or unidentified comparable form
    • †Mustela meltoni – type locality for species
    • †Mustela rexroadensis – type locality for species
    • †Mustela vison
  • †Mylagaulus
    • †Mylagaulus sesquipedalis – type locality for species
  • Fossilized skeleton of the Pliocene-Holocene peccary Mylohyus
    †Mylohyus
    • †Mylohyus fossilis
  • Myotis

N
  • Partial fossilized mandible of the Miocene-Pliocene horse Nannippus
    †Nannippus
    • †Nannippus lenticularis
    • †Nannippus peninsulatus
  • †Nassella
    • †Nassella pohlii
    • †Nassella reynoldsii
  • †Nebraskomys
    • †Nebraskomys mcgrewi
    • †Nebraskomys rexroadensis
  • †Nekrolagus
    • †Nekrolagus progressus – type locality for species
  • Neofiber
    • †Neofiber leonardi – type locality for species
  • Life restoration of a herd of Neohipparion. Robert Bruce Horsfall (1913).
    †Neohipparion
    • †Neohipparion affine – or unidentified comparable form
    • †Neohipparion eurystyle
    • †Neohipparion leptode
    • †Neohipparion trampasense
  • Neotoma
    • †Neotoma floridana – or unidentified comparable form
    • †Neotoma leucopetrica
    • †Neotoma micropus
    • †Neotoma quadriplicata – type locality for species
    • †Neotoma sawrockensis – type locality for species
    • †Neotoma taylori – type locality for species
  • Nerodia
    • †Nerodia hillmani
    • †Nerodia sipedon
  • †Nerterogeomys
    • †Nerterogeomys smithi
  • Nesovitrea
    • †Nesovitrea electrina
  • Nettion
    • †Nettion ogallalae – type locality for species
  • †Nimravides
    • †Nimravides thinobates
  • Life restoration of the Pleistocene ground sloth Nothrotheriops
    †Nothrotheriops
    • †Nothrotheriops texanus
  • Notiosorex
    • †Notiosorex crawfordi
    • †Notiosorex jacksoni – type locality for species
  • †Notolagus
    • †Notolagus lepusculus – type locality for species
  • †Notropes
  • †Notropis – tentative report

O
  • A living Odocoileus deer
    Odocoileus
  • Ogmodontomys
    • †Ogmodontomys poaphagus – type locality for species
    • †Ogmodontomys sawrockensis – type locality for species
  • †Ogmophis
    • †Ogmophis pliocompactus – type locality for species
  • Ondatra
    • †Ondatra annectens
    • †Ondatra idahoensis
    • †Ondatra meadensis
    • †Ondatra zibethicus
  • Onychomys
    • †Onychomys gidleyi – type locality for species
    • †Onychomys hollisteri – type locality for species
    • †Onychomys leucogaster – or unidentified comparable form
    • †Onychomys martini
    • †Onychomys pedroensis
  • Ophisaurus
    • †Ophisaurus attenuatus
  • A living Ortalis, or chachalaca
    Ortalis
    • †Ortalis affinis – type locality for species
  • Oryzomys
    • †Oryzomys palustris

P
  • †Paenemarmota
    • †Paenemarmota barbouri
    • †Paenemarmota sawrockensis
  • †Paleoheterodon
  • †Panicum
    • †Panicum elegans
  • Panthera
    • †Panthera leo
  • †Paracryptotis
    • †Paracryptotis rex – type locality for species
  • Fossilized skeleton of the Pliocene-Pleistocene ground sloth Paramylodon
    †Paramylodon
    • †Paramylodon harlani
  • †Paranasua – or unidentified comparable form
  • †Parapliosaccomys
    • †Parapliosaccomys hibbardi
  • †Pediomeryx
    • †Pediomeryx hemphillensis
  • †Peraceras
  • Perca
    • †Perca flavescens
  • A living Perognathus pocket mouse
    Perognathus
    • †Perognathus coquorum – or unidentified comparable form
    • †Perognathus dunklei – type locality for species
    • †Perognathus gidleyi
    • †Perognathus mclaughlini – type locality for species
    • †Perognathus pearlettensis – type locality for species
    • †Perognathus rexroadensis – type locality for species
  • Peromyscus
    • †Peromyscus baumgartneri – type locality for species
    • †Peromyscus berendsensis
    • †Peromyscus cochrani – type locality for species
    • †Peromyscus cragini
    • †Peromyscus kansasensis – type locality for species
    • †Peromyscus progressus – type locality for species
  • †Petenyia
    • †Petenyia concisa
  • Phenacomys
    • †Phenacomys intermedius – or unidentified comparable form
  • Phrynosoma
    • A living Phrynosoma cornutum, or Texas horned lizard
      †Phrynosoma cornutum
  • Physa
    • †Physa anatina
    • †Physa arboreus
    • †Physa gyrina
    • †Physa hawni
  • Pisidium
    • †Pisidium abditum
    • †Pisidium compressum
    • †Pisidium noveboracense
  • Pituophis
  • †Planisorex
    • †Planisorex dixonensis
  • †Planorbula
    • †Planorbula campestris
  • Mounted fossilized skeleton of the Miocene elephant relative Platybelodon
    †Platybelodon
    • †Platybelodon loomisi
  • †Platygonus
    • †Platygonus bicalcaratus
    • †Platygonus compressus – or unidentified comparable form
    • †Platygonus pollenae
    • †Platygonus vetus – or unidentified comparable form
  • Plegadis – or unidentified comparable form
  • †Pleiolama
    • †Pleiolama vera – type locality for species
  • †Plesiogulo
    • †Plesiogulo marshalli – type locality for species
  • †Plioctomys
    • †Plioctomys rinkeri
  • †Pliogyps – type locality for genus
    • †Pliogyps fisheri – type locality for species
  • Fossilized skull of the Miocene horse Pliohippus
    †Pliohippus
    • †Pliohippus nobilis – type locality for species
    • †Pliohippus pernix
  • †Pliolemmus
    • †Pliolemmus antiquus – type locality for species
  • †Pliophenacomys
    • †Pliophenacomys dixonensis – type locality for species
    • †Pliophenacomys finneyi
    • †Pliophenacomys meadensis
    • †Pliophenacomys osborni
    • †Pliophenacomys primaevus – type locality for species
  • †Pliopicus – type locality for genus
    • †Pliopicus brodkorbi – type locality for species
  • †Pliotaxidea
    • †Pliotaxidea nevadensis
  • †Pomoxis
  • †Potamocypris
  • †Pratifelis
  • †Pratilepus
    • †Pratilepus kansasensis – type locality for species
  • †Procamelus
  • †Procastoroides
    • †Procastoroides sweeti
  • Procyon
    • †Procyon lotor
    • †Procyon rexroadensis – type locality for species
  • †Prodipodomys
    • †Prodipodomys centralis
    • †Prodipodomys griggsorum
    • †Prodipodomys kansensis
    • †Prodipodomys tiheni
  • †Prodipoides
    • †Prodipoides phillisi – type locality for species
  • †Prolappula
    • †Prolappula verrucosa
  • †Prolithospermum
    • †Prolithospermum johnstonii
  • †Prosthennops
    • †Prosthennops serus – type locality for species
  • Fossilized skeleton of the Miocene horse Protohippus
    †Protohippus
    • †Protohippus gidleyi
    • †Protohippus supremus
  • †Protolabis
  • Pseudacris
    • †Pseudacris clarki – or unidentified comparable form
    • †Pseudacris triseriata
  • Pseudemys
    • †Pseudemys hibbardi
  • †Pseudhipparion
  • †Pseudoceras
    • †Pseudoceras skinneri
  • Puma
    • †Puma concolor
  • Pupilla
    • †Pupilla sinistra
  • Pupoides
    • †Pupoides marginatus

R
  • Life restoration of the Miocene-Pliocene pronghorn Ramoceros and Cosoryx. Robert Bruce Horsfall (1913).
    †Ramoceros
    • †Ramoceros osborni
  • †Rana
    • †Rana areolata – or unidentified comparable form
    • †Rana bucella
    • †Rana catesbeiana
    • †Rana fayeae
    • †Rana parvissima
    • †Rana pipiens
    • †Rana rexroadensis
  • †Regina
    • †Regina grahami
  • Reithrodontomys
    • †Reithrodontomys humulis
    • †Reithrodontomys megalotis
    • †Reithrodontomys montanus – or unidentified comparable form
    • †Reithrodontomys moorei
    • †Reithrodontomys pratincola – type locality for species
    • †Reithrodontomys rexroadensis – type locality for species
    • †Reithrodontomys wetmorei – type locality for species
  • Rhinocheilus – tentative report
    • †Rhinocheilus lecontei
  • Restoration of the Miocene-Pliocene elephant relative Rhynchotherium
    †Rhynchotherium

S
  • †Satherium
  • Scalopus
    • †Scalopus aquaticus
  • A living Scaphiopus, or North American spadefoot toad
    Scaphiopus
    • †Scaphiopus hardeni
  • Sceloporus
    • †Sceloporus robustus – type locality for species
    • †Sceloporus undulatus
  • †Semotilus
  • Sigmodon
    • †Sigmodon curtisi – or unidentified comparable form
    • †Sigmodon minor
  • Sistrurus
    • †Sistrurus catenatus
  • Life restoration of the Pleistocene-Holocene saber-tooth cat Smilodon
    †Smilodon
  • †Soergelia
  • Sorex
    • †Sorex arcticus
    • †Sorex cinereus
    • †Sorex cudahyensis
    • †Sorex kansasensis – type locality for species
    • †Sorex lacustris
    • †Sorex leahyi – type locality for species
    • †Sorex megapalustris
    • †Sorex palustris
    • †Sorex pratensis
    • †Sorex rexroadensis – type locality for species
    • †Sorex sandersi – type locality for species
    • †Sorex scottensis – type locality for species
    • †Sorex taylori – type locality for species
  • Spea
    • A living Spea bombifrons, or plains spadefoot toad
      †Spea bombifrons
    • †Spea diversus
  • Spermophilus
    • †Spermophilus boothi
    • †Spermophilus cragini – type locality for species
    • †Spermophilus franklinii – or unidentified comparable form
    • †Spermophilus fricki
    • †Spermophilus howelli – type locality for species
    • †Spermophilus lorisrusselli – type locality for species
    • †Spermophilus meadensis – type locality for species
    • †Spermophilus rexroadensis – type locality for species
    • †Spermophilus richardsonii
    • †Spermophilus tridecemlineatus
  • Sphaerium
    • †Sphaerium simile
  • Spilogale
    • †Spilogale putorius
    • †Spilogale rexroadi – type locality for species
  • Stagnicola
    • †Stagnicola caperata
  • Mounted fossilized skeleton of the Pliocene-Pleistocene elephant relative Stegomastodon
    †Stegomastodon
    • †Stegomastodon mirificus
    • †Stegomastodon primitivus
  • †Stenotrema
    • †Stenotrema leai
  • Sternotherus
  • Storeria
  • Succinea
    • †Succinea ovalis
  • †Succinia
    • †Succinia concordalis
    • †Succinia haydeni
  • Sylvilagus
    • A living Sylvilagus floridanus, or eastern cottontail
      †Sylvilagus floridanus
  • †Symmetrodontomys
    • †Symmetrodontomys simplicidens – type locality for species
  • Synaptomys
    • †Synaptomys australis

T
  • Tapirus
  • Taxidea
    • †Taxidea taxus
  • Mounted fossilized skeleton of the Miocene-Pliocene rhinoceros Teleoceras
    †Teleoceras
    • †Teleoceras fossiger – type locality for species
    • †Teleoceras guymonense
  • Terrapene
    • †Terrapene carolina
    • †Terrapene ilanensis
  • †Texasophis
    • †Texasophis wilsoni – type locality for species
  • †Texoceros
    • †Texoceros guymonensis – or unidentified comparable form
  • Thamnophis
    • †Thamnophis proximus
    • A living Thamnophis radix, or plains garter snake
      †Thamnophis radix
    • †Thamnophis sauritus – or unidentified comparable form
    • †Thamnophis sirtalis
  • Thomomys
    • †Thomomys talpoides
  • Trachemys
    • †Trachemys scripta
  • †Tregobatrachus – type locality for genus
    • †Tregobatrachus hibbardi – type locality for species
  • †Tregophis – type locality for genus
    • †Tregophis brevirachis – type locality for species
  • †Tregosorex
    • †Tregosorex holmani – type locality for species
  • †Trigonictis
  • Trionyx
    • †Trionyx spinifer
  • Tropidoclonion
    • †Tropidoclonion lineatum
  • A living Tympanuchus, or prairie chicken
    Tympanuchus – or unidentified comparable form

U
  • †Untermannerix
    • †Untermannerix copiosus
  • Urocyon
    • A living Urocyon cinereoargenteus, or gray fox
      †Urocyon cinereoargenteus
    • †Urocyon progressus
  • †Ustatochoerus
    • †Ustatochoerus medius

V

Z
  • Zapus
    • †Zapus burti – type locality for species
    • A living Zapus hudsonius, or meadow jumping mouse
      †Zapus hudsonius
    • †Zapus rinkeri – type locality for species
    • †Zapus sandersi – type locality for species
  • Zonitoides
gollark: Hmm, I wonder if I can horribly abuse z3 for collatz like I abused it for mazes.
gollark: But for applications where you know n < 2^64 you can just hardcode it yourself if you care.
gollark: Why would they special-case collatzen?
gollark: Hahahahahahahano.
gollark: Excellent, GTech™ apio{REDACTED} successful.

References
  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 7 August 2017.
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