List of the prehistoric life of New Mexico

This list of the prehistoric life of New Mexico contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of New Mexico.

Precambrian

The Paleobiology Database records no known occurrences of Precambrian fossils in New Mexico.

Paleozoic

†Actinoceras
Fossil of the Early Devonian-Permian eurypterid ("sea scorpion") Adelophthalmus
†Adelophthalmus
†Aenigmacaris
†Aerosaurus – type locality for genus
- †Aerosaurus wellesi
  – type locality for species
†Agassizodus
†Amphiscapha
†Ananias
†Anconastes – type locality for genus
- †Anconastes vesperus
  – type locality for species
Fossil of the Carboniferous horsetail relative Annularia
†Annularia
- †Annularia radiata
- †Annularia sphenophylloides
†Anomphalus
†Aphlebia
†Archaeocidaris
Archaeolithophyllum
†Archeria
†Armenoceras
†Aspidosaurus
†Athyris
- †Athyris lamellosa
Mold fossil of a shell of the Early Devonian-Late Triassic bivalve Aviculopecten
†Aviculopecten
- †Aviculopecten arctisulcatus
- †Aviculopecten basilicus
- †Aviculopecten coryeanus
  – type locality for species
- †Aviculopecten moorei
  – or unidentified comparable form
†Baldwinonus – type locality for genus
†Bellerophon
- †Bellerophon graphicus
†Bourbonnella – or unidentified comparable form
†Brachyphyllum
†Calamites
- †Calamites cistii
†Callipteris
- †Callipteris conferta
- †Callipteris lyratifolia
†Caninia
†Cardiocarpus
†Catenipora
Restoration of the Carboniferous-Permian amphibian Chenoprosopus
†Chenoprosopus – type locality for genus
- †Chenoprosopus milleri
  – type locality for species
†Chonetes
- †Chonetes illinoisensis
- †Chonetes mesoloba
†Cleiothyridina
- †Cleiothyridina hirsuta
- †Cleiothyridina pilularis
†Collemataria
Fossilized shell of the Late Devonian-Permian brachiopod Composita
†Composita
- †Composita affinis
- †Composita bucculenta
- †Composita cracens
- †Composita emarginata
- †Composita ovata
- †Composita subtilita
†Conjunctio – type locality for genus
- †Conjunctio multidens
  – type locality for species
†Cordaites
†Crania
†Ctenacanthus – or unidentified comparable form
†Cyclopteris
†Cypricardinia
†Cyptendoceras – tentative report
†Cystodictya
†Cystothalamia
- †Cystothalamia nodulifera
†Dakeoceras
†Desmatodon
†Diadectes
Life restoration of the Permian synapsid (mammal precursor) Dimetrodon
†Dimetrodon
- †Dimetrodon occidentalis
  – type locality for species
†Diplocaulus
†Domatoceras
†Earlandia
†Echinaria
†Edaphosaurus
- †Edaphosaurus novomexicanus
  – type locality for species
†Edmondia
†Eldredgeops
- †Eldredgeops rana
†Ellesmeroceras
†Endorioceras – type locality for genus
Eocaudina
†Error
†Eryops
†Euomphalus
†Fenestella
†Fusulina
†Girvanella
†Glenopteris – or unidentified comparable form
Life restoration of the Carboniferous shark Glikmanius
†Glikmanius
- †Glikmanius occidentalis
†Gnathorhiza
†Grewingkia
†Guadalupia
†Hedstroemia
†Hexagonaria
†Isogramma
†Komia
†Lambeoceras
†Lepidodendron
Life restoration of the Permian reptile precursor Limnoscelis
†Limnoscelis
- †Limnoscelis paludis
†Lingula
†Lioestheria – or unidentified comparable form
†Liroceras
Lithophaga
†Lloydia
† Madera – type locality for genus
†Mariceras
†Martinia
†Metabaltoceras
†Metacoceras
Fossilized shell of the Permian ammonoid cephalopod Metalegoceras
†Metalegoceras
†Murchisonia
†Naticopsis
- †Naticopsis judithae
  – or unidentified related form
- †Naticopsis scintilla
†Neospirifer
- †Neospirifer cameratus
- †Neospirifer dunbari
  – or unidentified comparable form
- †Neospirifer goreii
- †Neospirifer latus
  – or unidentified comparable form
- †Neospirifer triplicatus
†Neuropteris
- †Neuropteris ovata
- †Neuropteris scheuchzeri
†Nitosaurus – type locality for genus
Nucula – report made of unidentified related form or using admittedly obsolete nomenclature
†Oedaleops – type locality for genus
- †Oedaleops campi
  – type locality for species
†Onchiodon – tentative report
Life restoration of the Carboniferous-Permian synapsid (mammal precursor) Ophiacodon
†Ophiacodon – type locality for genus
- †Ophiacodon mirus
  – type locality for species
- †Ophiacodon navajovicus
  – type locality for species
†Ozarkodina
†Pachyphyllum
†Palmatolepis
†Paraceltites
†Paraschwagerina
†Pecopteris
- †Pecopteris feminaeformis
†Pentremites
†Petalodus
†Phillipsia
†Plaesiomys
Life restoration of the Carboniferous-Permian sail-backed amphibian Platyhystrix
†Platyhystrix
- †Platyhystrix rugosus
†Platystrophia
†Plicochonetes – tentative report
†Polygnathus
†Posidonia – tentative report
†Prodentalium
†Rhiodenticulatus – type locality for genus
- †Rhiodenticulatus heatoni
  – type locality for species
†Rhynchonella – report made of unidentified related form or using admittedly obsolete nomenclature
†Rioceras – type locality for genus
†Ruthiromia – type locality for genus
- †Ruthiromia elcobriensis
  – type locality for species
†Sallya
†Samaropsis
†Sandia
†Schwagerina
†Sigillaria
- †Sigillaria brardii
Solemya
†Solenopora
†Spathognathodus
S. ferox and the larger S. ferocior
Sphenacodon – type locality for genus
- †Sphenacodon ferox
  – type locality for species
†Sphenophyllum
- †Sphenophyllum cuneifolium
†Sphenopteris
†Spirifer
- †Spirifer grimesi
- †Spirifer rockymontanus
Spirorbis
†Stearoceras
Life restorations of a male (foreground) and female (background) of the Late Devonian-Carboniferous Chimaera relative Stethacanthus
†Stethacanthus
†Streptognathodus
†Strophomena
- †Strophomena neglecta
†Syringopora
†Tainoceras
†Tetrataxis
Textularia
†Trimerorhachis
†Walchia
†Wilkingia
†Worthenia
Life restoration of the Permian amphibian Zatrachys
†Zatrachys
†Zia

Mesozoic

†Acanthoceras
- †Acanthoceras amphibolum
Acipenser
†Adocus
†Ahshislepelta – type locality for genus
- †Ahshislepelta minor
  – type locality for species
Diagram illustrating the sizes of three specimens of the Late Cretaceous long-necked dinosaur Alamosaurus, with an anachronistic human to scale
†Alamosaurus – type locality for genus
- †Alamosaurus sanjuanensis
  – type locality for species
†Albanerpeton
- †Albanerpeton nexuosus
†Albertosaurus – tentative report
†Allocrioceras
†Allosaurus
†Alphadon
- †Alphadon halleyi
- †Alphadon marshi
†Amblydactylus
Amia
†Anasazisaurus – type locality for genus
- †Anasazisaurus horneri
  – type locality for species
Anatina
†Anchisauripus
Fossilized skull of the Late Triassic phytosaur Angistorhinus
†Angistorhinus
†Anisoceras
†Ankylosaurus – tentative report
†Anomia
†Anomoepus – tentative report
†Anomotodon
†Apachesaurus
- †Apachesaurus gregorii
†Apachesuchus – type locality for genus
†Apatopus
†Apatosaurus
†Araucarioxylon
- Petrified trunk segments of the Permian-Late Triassic conifer tree Araucarioxylon arizonicum
  †Araucarioxylon arizonicum
†Arganodus
- †Arganodus dorotheae
†Arizonasaurus
- †Arizonasaurus babbitti
†Asplenium
Astarte
Fossilized shell of the Late Cretaceous ammonoid cephalopod Baculites
†Baculites
- †Baculites asper
- †Baculites asperiformis
  – or unidentified comparable form
- †Baculites codyensis
- †Baculites gregoryensis
- †Baculites haresi
- †Baculites maclearni
- †Baculites obtusus
  – or unidentified comparable form
- †Baculites perplexus
- †Baculites pseudovatus
- †Baculites rugosus
- †Baculites scotti
  – or unidentified related form
- †Baculites thomi
- †Baculites yokoyamai
†Baiera
†Basilemys
- †Basilemys gaffneyi
  – type locality for species
Restoration of the Late Cretaceous tyrannosaur Bistahieversor
†Bistahieversor
- †Bistahieversor sealeyi
†Brachychampsa
- †Brachychampsa montana
- †Brachychampsa sealeyi
  – type locality for species
†Brachyphyllum
†Buettneria
Cadulus
Callianassa
Calliostoma
†Calycoceras
†Calyptosuchus – type locality for genus
- †Calyptosuchus wellesi
  – type locality for species
Life restoration of a herd of the Late Jurassic sauropod dinosaur Camarasaurus
†Camarasaurus
- †Camarasaurus grandis
† Canna – tentative report
†Caririchnium
Carota
Carya
Caryophyllia
†Caseosaurus – or unidentified comparable form
†Ceratops
Cercidiphyllum
Cerithiopsis
- †Chedighaii hutchisoni
  – type locality for species
Chiloscyllium
†Chindesaurus
- †Chindesaurus bryansmalli
Restoration of the Late Triassic coelacanth fish Chinlea
†Chinlea
†Chirotherium
†Cibolaites
†Cimolestes – or unidentified comparable form
†Cimolodon
- †Cimolodon electus
†Cimolomys
Cinnamomum
Cissus
Cladophlebis
†Coelodus
Life restoration of the Late Triassic-Early Jurassic theropod dinosaur Coelophysis with an anachronistic human to scale
†Coelophysis
- †Coelophysis bauri
  – type locality for species
†Coelosaurus
- †Coelosaurus antiquus
†Coelurosaurichnus
†Coilopoceras
- †Coilopoceras colleti
- †Coilopoceras inflatum
  – type locality for species
- †Coilopoceras springeri
†Collignoniceras
- †Collignoniceras woollgari
†Compsemys
†Coniophis
†Conlinoceras
†Continuoolithus
Corbula
Crassostrea
†Cretolamna
- †Cretolamna appendiculata
†Crosbysaurus
- †Crosbysaurus harrisae
Cucullaea
†Cunningtoniceras
†Cymatoceras
†Daemonosaurus – type locality for genus
- †Daemonosaurus chauliodus
  – type locality for species
†Daspletosaurus
†Deinodon
- †Deinodon horridus
Mounted fossilized skeleton of the Late Cretaceous Alligator relative Deinosuchus
†Deinosuchus
- †Deinosuchus rugosus
†Denazinemys
- †Denazinemys nodosa
  – type locality for species
†Denazinosuchus
- †Denazinosuchus kirtlandicus
Dentalium
†Desmatosuchus
- †Desmatosuchus haplocerus
- †Desmatosuchus spurensis
†Desmoceras
- †Desmoceras bassleri
- †Desmoceras erdmanni
†Didymoceras
- †Didymoceras cheyennense
- †Didymoceras nebrascense
Life restoration of the Late Jurassic long-necked dinosaur Diplodocus
†Diplodocus
- †Diplodocus carnegii
- †Diplodocus hallorum
†Dolabrosaurus – type locality for genus
- †Dolabrosaurus aquatilis
  – type locality for species
†Doswellia
- †Doswellia sixmilensis
  – type locality for species
†Drepanosaurus
†Dromomeron – type locality for genus
- †Dromomeron romeri
  – type locality for species
†Durania
Restoration of the Late Triassic distant crocodilian relative Effigia
†Effigia – type locality for genus
- †Effigia okeeffeae
  – type locality for species
†Enchodus
†Eodelphis – or unidentified comparable form
†Eopelobates – tentative report
†Essonodon
- †Essonodon browni
†Eubostrychoceras
†Eucalycoceras
†Eucoelophysis – type locality for genus
- †Eucoelophysis baldwini
  – type locality for species
†Euomphaloceras
†Euspira
†Eutrephoceras
†Exiteloceras
Interior of a fossilized shell of the Jurassic-Cretaceous foam oyster Exogyra
†Exogyra
- †Exogyra acroumbonata
  – or unidentified related form
- †Exogyra clarki
- †Exogyra levis
- †Exogyra trigeri
- †Exogyra whitneyi
†Fagesia
- †Fagesia superstes
Fasciolaria – tentative report
Ficus
Gerrhonotus – or unidentified comparable form
Glossus
– report made of unidentified related form or using admittedly obsolete nomenclature
†Glyptodontopelta – type locality for genus
- †Glyptodontopelta mimus
  – type locality for species
†Glyptops
†Gojirasaurus – type locality for genus
- †Gojirasaurus quayi
  – type locality for species
†Grallator
†Hemicalypterus
†Herrickiceras
Life restoration of the Late Triassic crocodile relative Hesperosuchus
†Hesperosuchus
†Hoplitoides
- †Hoplitoides koeneni
  – or unidentified comparable form
- †Hoplitoides sandovalensis
  – type locality for species
- †Hoplitoides wohltmanni
  – or unidentified comparable form
†Hoploscaphites
- †Hoploscaphites gilli
- †Hoploscaphites nodosus
†Hybodus
Restoration of the Late Cretaceous toothed bird Ichthyornis
†Ichthyornis
Fossilized shell of the Early Jurassic-Late Cretaceous marine bivalve Inoceramus with a human indicating its size
†Inoceramus
- †Inoceramus arvanus
- †Inoceramus balticus
- †Inoceramus bellvuensis
- †Inoceramus browni
- †Inoceramus bueltenensis
- †Inoceramus cordiformis
- †Inoceramus cuvieri
- †Inoceramus deformis
- †Inoceramus dimidius
- †Inoceramus grandis
- †Inoceramus howelli
- †Inoceramus incertus
- †Inoceramus labiatoidiformis
  – or unidentified related form
- †Inoceramus longealatus
- †Inoceramus lundbreckensis
- †Inoceramus lundbrekensis
- †Inoceramus muelleri
- †Inoceramus mytiloidiformis
- †Inoceramus parvus
- †Inoceramus pertenuis
  – or unidentified related form
- †Inoceramus pictus
- †Inoceramus proximus
  – or unidentified related form
- †Inoceramus robertsoni
  – type locality for species
- †Inoceramus sagensis
- †Inoceramus schloenbachi
- †Inoceramus simpsoni
- †Inoceramus soukupi
  – or unidentified related form
- †Inoceramus subcompressus
- †Inoceramus turgidus
  – or unidentified related form
- †Inoceramus undabundus
- †Inoceramus vanuxemi
†Ischyrhiza
- †Ischyrhiza avonicola
- †Ischyrhiza mira
- †Ischyrhiza schneideri
  – or unidentified comparable form
†Isopodichnus
Isurus
†Jeyawati – type locality for genus
- †Jeyawati rugoculus
  – type locality for species
†Kamerunoceras
†Kimbetohia – or unidentified comparable form
†Koskinonodon
†Kouphichnium
†Kritosaurus – type locality for genus
- †Kritosaurus navajovius
  – type locality for species
A modern Lamna mackerel shark
Lamna
Lepisosteus
†Leptalestes
- †Leptalestes cooki
- †Leptalestes prokrejcii
  – type locality for species
Lima
†Linearis
– tentative report
Linuparus
†Lissodus
†Lonchidion
Lopha
†Lucianosaurus – type locality for genus
- †Lucianosaurus wildi
  – type locality for species
† Lucina
Fossilized skull of the Late Triassic phytosaur Machaeroprosopus
†Machaeroprosopus
- †Machaeroprosopus bucercos
- †Machaeroprosopus buceros
  – type locality for species
- †Machaeroprosopus pristinus
†Magnoavipes
Magnolia
†Mammites
†Mantelliceras
†Megalosauripus
†Melvius
- †Melvius chauliodous
Fossilized skull of the Late Cretaceous multituberculate mammal Meniscoessus
†Meniscoessus
- †Meniscoessus intermedius
†Menuites
†Mesodma
- †Mesodma formosa
- †Mesodma senecta
†Metoicoceras
- †Metoicoceras geslinianum
- †Metoicoceras mosbyense
  – or unidentified comparable form
†Modiolus
†Monoclonius
†Morrowites
- †Morrowites depressus
- †Morrowites subdepressus
  – type locality for species
Fossilized shell of the Early Cretaceous ammonoid cephalopod Mortoniceras
†Mortoniceras
†Myledaphus
- †Myledaphus bipartitus
†Naashoibitosaurus – type locality for genus
- †Naashoibitosaurus ostromi
  – type locality for species
†Navajodactylus – type locality for genus
- †Navajodactylus boerei
  – type locality for species
†Neithea
†Neocalamites
†Neocardioceras
- †Neocardioceras juddii
†Neoptychites
Nicaisolopha
†Nodocephalosaurus – type locality for genus
- †Nodocephalosaurus kirtlandensis
  – type locality for species
Life restoration of the Late Cretaceous therizinosaur Nothronychus
†Nothronychus – type locality for genus
- †Nothronychus mckinleyi
  – type locality for species
Odontaspis
- †Odontaspis cheethami
- †Odontaspis sanguinei
  – or unidentified comparable form
†Ojoceratops – type locality for genus
- †Ojoceratops fowleri
  – type locality for species
†Ojoraptorsaurus – type locality for genus
- †Ojoraptorsaurus boerei
  – type locality for species
†Ophiomorpha
†Opisthotriton
Life restoration of the Late Cretaceous ostrich dinosaur Ornithomimus
†Ornithomimus
- †Ornithomimus edmontonicus
Ostrea
†Pachydesmoceras
†Pagiophyllum
- †Pagiophyllum duttonia
- †Pagiophyllum navajoensis
- †Pagiophyllum newberryi
- †Pagiophyllum readiana
- †Pagiophyllum zuniana
†Paleopsephurus
- †Paleopsephurus wilsoni
†Panoplosaurus – tentative report
†Paracimexomys
- †Paracimexomys judithae
†Paralbula
†Parasaurolophus – type locality for genus
- †Parasaurolophus cyrtocristatus
  – type locality for species
- †Parasaurolophus tubicen
  – type locality for species
†Paratypothorax
†Paronychodon
- †Paronychodon lacustris
†Parrishia
Life restoration of the Late Cretaceous horned dinosaur Pentaceratops
†Pentaceratops – type locality for genus
- †Pentaceratops sternbergii
  – type locality for species
Pholadomya
†Pinna
†Placenticeras
- †Placenticeras cumminsi
- †Placenticeras meeki
- †Placenticeras pseudoplacenta
†Planolites
Platanus
Restoration of the Late Cretaceous mosasaur Platecarpus
†Platecarpus – or unidentified comparable form
†Platyceramus
- †Platyceramus cycloides
- †Platyceramus ezoensis
  - or unidentified loosely related form
- †Platyceramus heinei
- †Platyceramus mantelli
  - or unidentified loosely related form
- †Platyceramus platinus
Plicatula
†Porituberoolithus
†Postosuchus
†Prenocephale
†Prismatoolithus
†Prodesmodon
†Proganochelys – type locality for genus
†Protocardia
†Pseudocorax
†Pseudoegertonia – or unidentified comparable form
†Pseudoperna
- †Pseudoperna congesta
†Pseudotetrasauropus
†Pterotrigonia
†Ptychodus
- †Ptychodus anonymus
- †Ptychodus polygyrus
- †Ptychodus whipplei
†Ptychotrygon
- †Ptychotrygon blainensis
- †Ptychotrygon boothi
- †Ptychotrygon triangularis
Pycnodonte
- †Pycnodonte kellumi
- †Pycnodonte newberryi
Quercus
– or unidentified comparable form
Fossilized skeleton of the Late Triassic phytosaur Redondasaurus
†Redondasaurus – type locality for genus
- †Redondasaurus bermani
  – type locality for species
- †Redondasaurus gregorii
  – type locality for species
†Redondasuchus – type locality for genus
†Redondavenator – type locality for genus
- †Redondavenator quayensis
  – type locality for species
†Revueltosaurus – type locality for genus
- †Revueltosaurus callenderi
  – type locality for species
†Rhamnus
†Richardoestesia
- †Richardoestesia isosceles
  – or unidentified comparable form
†Rioarribasuchus
- †Rioarribasuchus chamaensis
  – type locality for species
†Romaniceras
†Rutiodon
Sabal
Salix
†Salvinia
†Samaropsis
- †Samaropsis bigelowii
  – type locality for species
- †Samaropsis finchii
  – type locality for species
- †Samaropsis lamyensis
  – type locality for species
- †Samaropsis romeri
  – type locality for species
- †Samaropsis whitensis
  – type locality for species
†Saurolophus – tentative report
Life restoration of the Late Cretaceous dromaeosaurid Saurornitholestes preying upon a multituberculate mammal
†Saurornitholestes
- †Saurornitholestes sullivani
  – type locality for species
†Scapanorhynchus
- †Scapanorhynchus rhaphiodon
†Scaphites
- †Scaphites ferronensis
- †Scaphites hippocrepis
- †Scaphites leei
- †Scaphites rioensis
- †Scaphites warreni
- †Scaphites whitfieldi
†Scotiophryne
†Scoyenia
†Semionotus
Base of the trunk of a living Sequoia tree with a human to scale
†Sequoia
Serpula
†Shuvosaurus
- †Shuvosaurus inexpectatus
Solemya
†Sphaerotholus – type locality for genus
- †Sphaerotholus goodwini
  – type locality for species
Spirorbis – report made of unidentified related form or using admittedly obsolete nomenclature
Squalicorax
- †Squalicorax falcatus
- †Squalicorax kaupi
Squatina
†Squatirhina
- †Squatirhina americana
†Stagonolepis
Life restoration of the Late Cretaceous dome-headed dinosaur Stegoceras
†Stegoceras – type locality for genus
- †Stegoceras novomexicanum
  – type locality for species
- †Stegoceras validum
†Struthiomimus – or unidentified comparable form
- †Struthiomimus altus
†Tawa
– type locality for genus
- †Tawa hallae – type locality for species
†Tecovasuchus
- †Tecovasuchus chatterjeei
Tellina
†Teredina
†Tetrasauropus – tentative report
†Thalassinoides
†Thescelosaurus – tentative report
†Thoracosaurus – tentative report
†Titanoceratops – type locality for genus
- †Titanoceratops ouranos
  – type locality for species
†Torosaurus
†Tragodesmoceras
Mounted fossilized skeleton of the Late Cretaceous horned dinosaur Triceratops
†Triceratops
†Trilophosaurus
- †Trilophosaurus jacobsi
†Triodus
†Trochactaeon
†Turrilites
- †Turrilites acutus
- †Turrilites costatus
Turritella
†Typothorax – type locality for genus
†Tyrannosauripus – type locality for genus
- †Tyrannosauripus pillmorei
  – type locality for species
Probable footprint from New Mexico
†Tyrannosaurus
- †Tyrannosaurus rex
Unio
†Vancleavea
- †Vancleavea campi
†Vascoceras
†Viburnum
†Vinella
†Vivaron – type locality for genus
†Volviceramus
†Watinoceras
†Whitakersaurus – type locality for genus
- †Whitakersaurus bermani
  – type locality for species
†Williamsonia
†Woodwardia – tentative report
†Xenacanthus – report made of unidentified related form or using admittedly obsolete nomenclature
Xenophora
†Zamites
- †Zamites occidentalis
- †Zamites powellii
Life restoration of the Late Cretaceous armored dinosaur Ziapelta
†Ziapelta – type locality for genus
- †Ziapelta sanjuanensis
  – type locality for species
Zizyphus
†Zuniceratops – type locality for genus
- †Zuniceratops christopheri
  – type locality for species

Cenozoic

Accipiter
†Acritohippus
- †Acritohippus isonesus
Aechmophorus
- †Aechmophorus occidentalis
†Aelurodon
Life restoration of the Miocene camel Aepycamelus, or the long-necked camel. Heinrich Harder (1920).
†Aepycamelus
Aix
- †Aix sponsa
†Akanthosuchus – type locality for genus
- †Akanthosuchus langstoni
  – type locality for species
†Alforjas
†Ambystoma
- †Ambystoma tigrinum
Ammospermophilus
- †Ammospermophilus leucurus
  – or unidentified comparable form
Life restoration of the Miocene-Pliocene beardog Amphicyon
†Amphicyon
- †Amphicyon ingens
†Anabernicula
Anas
- †Anas acuta
- †Anas carolinensis
  – tentative report
- †Anas platyrhynchos
†Anconodon
†Ankalagon
- †Ankalagon saurognathus
Antilocapra
- †Antilocapra americana
Antrozous
- †Antrozous pallidus
Aphelocoma
- †Aphelocoma coerulescens
†Aphelops
Aquila
- †Aquila chrysaetos
†Archaeohippus
†Arctocyon
†Arctodus
- †Arctodus simus
†Artocarpus
Asio
- †Asio flammeus
†Astrohippus
†Australocamelus
Aythya
- †Aythya valisineria
Fossilized teeth of the Pliocene-Pleistocene rabbit relative Aztlanolagus
†Aztlanolagus
†Baena
Baiomys
Bassariscus
- †Bassariscus astutus
†Betonnia – type locality for genus
Bison
- †Bison antiquus
- †Bison latifrons
†Blancocamelus
†Blastomeryx
- †Blastomeryx gemmifer
†Borealosuchus
- †Borealosuchus acutidentatus
†Borophagus
- †Borophagus hilli
- †Borophagus secundus
Restorative portrait of the Miocene oreodont mammal Brachycrus
†Brachycrus
†Brachyhyops
†Breagyps
- †Breagyps clarki
Bubo
- †Bubo virginianus
Bufo
- †Bufo punctatus
- †Bufo woodhousei
Burhinus
Buteo
- †Buteo jamaicensis
- †Buteo lagopus
- †Buteo nitidus
- †Buteo swainsoni
Callipepla – or unidentified comparable form
Life restoration of the Pliocene-Holocene camel Camelops
†Camelops
- †Camelops hesternus
Canis
- †Canis armbrusteri
- †Canis dirus
- †Canis ferox
- †Canis latrans
- †Canis lepophagus
- †Canis lupus
- †Canis rufus
†Cantius
- †Cantius angulatus
- †Cantius frugivorus
Fossilized skeleton of the Pleistocene dwarf pronghorn Capromeryx
†Capromeryx
Caracara
†Carpocyon
Castor
- †Castor canadensis
Cathartes
- †Cathartes aura
†Catopsalis
- †Catopsalis fissidens
- †Catopsalis foliatus
Celtis
†Cephalogale
Ceratogaulus
Cercidiphyllum
†Cerdocyon
†Chacomylus – type locality for genus
†Chacopterygus – type locality for genus
Chaetodipus
- †Chaetodipus intermedius
†Chriacus
Cissus
Clethrionomys
- †Clethrionomys rutilus
  – or unidentified comparable form
Cnemidophorus
Colaptes
- †Colaptes auratus
Colinus – tentative report
- †Colinus virginianus
†Compsemys
Conepatus
- †Conepatus leuconotus
†Copecion
†Copelemur
†Cophosaurus
– tentative report
- †Cophosaurus texanus
Coragyps
- †Coragyps atratus
- †Coragyps occidentalis
†Cormohipparion
Corvus
- †Corvus corax
Life restoration of the Paleocene-Eocene pantodont mammal Coryphodon. Heinrich Harder (1920).
†Coryphodon
†Cosoryx
†Cranioceras
Cratogeomys
- †Cratogeomys castanops
Crotalus
- †Crotalus atrox
Crotaphytus
- †Crotaphytus collaris
Cryptotis
- †Cryptotis parva
Life restoration of the Pliocene-Holocene elephant relative Cuvieronius
†Cuvieronius
- †Cuvieronius tropicus
Cyanocitta – tentative report
†Cynarctoides
- †Cynarctoides acridens
- †Cynarctoides gawnae
  – type locality for species
†Cynelos
Cynomys
- †Cynomys gunnisoni
- †Cynomys ludovicianus
Cyrtonyx – or unidentified comparable form
- †Cyrtonyx montezumae
†Daphoenodon
†Desmatippus
†Desmatochoerus
†Desmocyon
A living Desmodus, or vampire bat
Desmodus
- †Desmodus stocki
†Diacodexis
†Didymictis
†Dinohippus
Dipodomys
- †Dipodomys merriami
- †Dipodomys ordii
- †Dipodomys spectabilis
†Dipoides
†Dissacus
†Dromomeryx
- †Dromomeryx borealis
Illustration of the fossilized jaws and teeth of the Eocene brontothere mammal Duchesneodus
†Duchesneodus
†Echmatemys
†Ectoconus
†Ectopistes
- †Ectopistes migratorius
Elaphe
†Eoconodon
- †Eoconodon coryphaeus
- †Eoconodon ginibitohia
  – type locality for species
†Eohippus
- †Eohippus angustidens
Fossilized skeleton of the Miocene bone-crushing dog Epicyon
†Epicyon
- †Epicyon haydeni
Eptesicus
- †Eptesicus fuscus
Equus
- †Equus conversidens
- †Equus francisci
- †Equus niobrarensis – or unidentified comparable form
- †Equus scotti
- †Equus simplicidens
Erethizon
- †Erethizon dorsatum
†Eucastor
Life restoration of the Pleistocene bovid Euceratherium, or the shrub ox. Robert Bruce Horsfall (1913).
†Euceratherium
- †Euceratherium collinum
†Eucommia
†Eucosmodon
- †Eucosmodon americanus
- †Eucosmodon primus
  – type locality for species
†Eucyon
- †Eucyon davisi
Eutamias
- †Eutamias minimus
Falco
- Falco mexicanus
- †Falco peregrinus
  – tentative report
- †Falco sparverius
- †Falco swarthi
Ficus
†Fulica
- †Fulica americana
†Gaillardia
†Geococcyx
- †Geococcyx californianus
Geomys
†Gigantocamelus
†Glossotherium – or unidentified comparable form
Glyptostrobus
Mounted fossilized skeleton of the Pleistocene armadillo relative Glyptotherium
†Glyptotherium
†Gomphotherium
†Goniacodon
Gopherus
- †Gopherus agassizii
Grus
- †Grus canadensis
Gymnogyps
- †Gymnogyps californianus
†Habrosaurus
- †Habrosaurus dilatus
†Hadrianus
†Hemiauchenia
- †Hemiauchenia macrocephala
†Heptodon
†Hesperotestudo
†Hippotherium
Homo
- †Homo sapiens
†Homogalax – or unidentified comparable form
†Hoplochelys
Life restoration of the Eocene-Miocene creodont mammal Hyaenodon
†Hyaenodon
- †Hyaenodon horridus
†Hydromystria
†Hyopsodus
†Hypohippus
†Hypolagus
†Hyracodon – or unidentified comparable form
†Hyracotherium
- †Hyracotherium vasacciense
†Intyrictis
†Kimbetohia – type locality for genus
†Kimbetopsalis – type locality for genus
- †Kimbetopsalis simmonsae
  – type locality for species
Kinosternon
- †Kinosternon flavescens
Lagurus
Lampropeltis
- †Lampropeltis getulus
Laurus
Fossilized skull of the Late Cretaceous alligator relative Leidyosuchus
†Leidyosuchus
Lemmiscus
- †Lemmiscus curtatus
†Leptocyon
Lepus
- †Lepus alleni
- †Lepus californicus
- †Lepus townsendii
†Listrognathosuchus
†Longirostromeryx
Lontra
- †Lontra canadensis
Loxia
- Loxia curvirostra
Lynx
- †Lynx lynx
- †Lynx rufus
Macrocranion
Magnolia
†Mammut
- †Mammut americanum
- †Mammut raki
  – type locality for species
†Mammuthus
- Mammuthus columbi
Marmota
- †Marmota flaviventris
Martes
Masticophis
- †Masticophis flagellum – tentative report
†Megahippus
†Megalonyx
- †Megalonyx leptostomus
- †Megalonyx wheatleyi
†Megatylopus
Meleagris
- †Meleagris gallopavo
†Meniscotherium
Life restoration of the Miocene rhinoceros Menoceras
†Menoceras
Mephitis
- †Mephitis mephitis
Mergus – tentative report
†Merychippus
†Merychyus
†Merycodus
†Mesodma
- †Mesodma thompsoni
†Metatomarctus
†Michenia
†Microsyops
†Microtomarctus
Microtus
- Microtus californicus
  – or unidentified comparable form
- †Microtus longicaudus
- †Microtus mexicanus
- †Microtus ochrogaster
- †Microtus pennsylvanicus
†Mimetodon
- †Mimetodon krausei
  – type locality for species
†Mithrandir
Mustela
- †Mustela richardsonii
- Mustela nigripes
Myotis
- †Myotis lucifugus
  – tentative report
- †Myotis thysanodes
- †Myotis velifer
†Nannippus
†Navahoceros
- †Navahoceros fricki
  – type locality for species
†Navajosuchus – type locality for genus
- †Navajosuchus mooki
  – type locality for species
Life restoration of a herd of Neohipparion. Robert Bruce Horsfall (1913).
†Neohipparion
Neophrontops
- †Neophrontops americanus
Neogale
- †Neogale frenata – or unidentified comparable form
†Neoplagiaulax
- †Neoplagiaulax macintyrei
  – type locality for species
- †Neoplagiaulax macrotomeus
Neotamias
- †Neotamias dorsalis
  – tentative report
Neotoma
- †Neotoma albigula
- †Neotoma cinerea
- †Neotoma lepida
- †Neotoma mexicana
- †Neotoma micropus
- †Neotoma stephensi
Fossilized partial cranium of the Miocene saber-toothed cat Nimravides
†Nimravides
†Notharctus
†Nothrotherium
Notiosorex
†Odaxosaurus
- †Odaxosaurus piger
Odocoileus
- †Odocoileus hemionus
- †Odocoileus virginianus
Ondatra
Onychomys
- †Onychomys leucogaster
- †Onychomys torridus
Oreamnos – or unidentified comparable form
- †Oreamnos harringtoni
Oreortyx
- †Oreortyx picta
Oryzomys – or unidentified comparable form
Life restoration of the Miocene pronghorn Osbornoceros
†Osbornoceros
- †Osbornoceros osborni
  – type locality for species
†Osbornodon
Otus
– or unidentified comparable form
Ovis
- †Ovis canadensis
†Oxyacodon
†Oxyaena
†Oxydactylus
†Pachyaena
†Palaeoryctes
Panthera
- †Panthera onca
†Pantolambda
Pappogeomys
†Paracynarctus
Fossilized skeleton of the Pliocene-Pleistocene ground sloth Paramylodon
†Paramylodon
- †Paramylodon harlani
  – or unidentified comparable form
†Paramys
†Paratomarctus
†Parectypodus
- †Parectypodus trovessartianus
- †Parectypodus vanvaleni
  – type locality for species
†Parvitragulus
†Pelycodus
- †Pelycodus jarrovii
†Peraceras
Perognathus
- †Perognathus flavus
Peromyscus
- Peromyscus boylii
- †Peromyscus crinitus
  – or unidentified comparable form
- †Peromyscus difficilis
- †Peromyscus eremicus
- †Peromyscus maniculatus
- †Peromyscus truei
Persea
Phalacrocorax
- †Phalacrocorax auritus
†Phenacodus
Phenacomys
- †Phenacomys intermedius
Phrynosoma
- †Phrynosoma cornutum
- †Phrynosoma douglassi
- †Phrynosoma modestum
Pituophis
- †Pituophis catenifer
Platanus
peccaries of the genus Platygonus. Charles R. Knight (1922).
†Platygonus