# 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
* Life restoration of the Miocene-Pleistocene horned gopher Ceratogaulus. Robert Bruce Horsfall (1913). †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
** A living Falco mexicanus, or prairie falcon †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
** A living Loxia curvirostra, or red crossbill †Loxia curvirostra
* Lynx
** †Lynx lynx
** †Lynx rufus
* Macrocranion
* Magnolia
* †Mammut
** †Mammut americanum
** †Mammut raki – type locality for species
* †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
* 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
** A living Microtus californicus, or California vole †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
** A living Mustela nigripes, or black-footed ferret †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
** A living Peromyscus boylii, or brush mouse †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
* Restoration of a herd of alarmed Miocene-Pleistocene peccaries of the genus Platygonus. Charles R. Knight (1922). †Platygonus
** †Platygonus compressus
* Plecotus
* †Pleiolama
* †Plesiogulo
* †Pliohippus
* †Pliometanastes
* †Plithocyon
* Podiceps
* †Procamelus
* †Promartes
* †Promerycochoerus
* Restorative models in multiple views of the Eocene brontothere Protitanotherium (figure 3) †Protitanotherium
* †Protohippus
* †Protolabis
* †Protomarctus
* †Psalidocyon
* Pseudacris
** †Pseudacris triseriata
* †Pseudaelurus
* †Pseudhipparion
* †Pseudocyon
* †Pseudoprotoceras
* Life restoration of the Paleocene taeniodont mammal Psittacotherium multifragum †Psittacotherium
* †Ptilodus
** †Ptilodus mediaevus
** †Ptilodus tsosiensis – type locality for species
* Puma
** †Puma concolor
* †Ramoceros
* †Rana
** †Rana pipiens
* Reithrodontomys
** †Reithrodontomys megalotis
* †Rhamnus
* Restoration of the Miocene-Pliocene elephant relative Rhynchotherium †Rhynchotherium
* Sabal
* †Salpinctes – or unidentified comparable form
** †Salpinctes obsoletus
* Salvadora
* †Saniwa
** †Saniwa ensidens
* Scalopus
* Scaphiopus
* †Scaphohippus
* Sceloporus
** †Sceloporus undulatus
* Sciurus
** †Sciurus aberti
* Sigmodon
** †Sigmodon hispidus
* †Sinopa
* Life restoration of the Pleistocene-Holocene saber-tooth cat Smilodon †Smilodon
** †Smilodon gracilis
* Sorex
** †Sorex merriami
* Spea
** †Spea bombifrons
** †Spea hammondii
** †Speotyto cunicularia
* Spermophilus
** †Spermophilus lateralis
** †Spermophilus spilosoma
** †Spermophilus tridecemlineatus
** †Spermophilus variegatus
* Spilogale
** †Spilogale putorius
* Mounted fossilized skeleton of the Pliocene-Pleistocene elephant relative Stegomastodon †Stegomastodon
** †Stegomastodon mirificus
* †Stenomylus
** †Stenomylus gracilis – or unidentified comparable form
* †Stockoceros
* Strix
** †Strix occidentalis – or unidentified comparable form
* Sylvilagus
** †Sylvilagus audubonii
** †Sylvilagus floridanus
** †Sylvilagus nuttallii
* Tadarida
** †Tadarida brasiliensis
* †Taeniolabis
** †Taeniolabis taoensis
* Tamias
* Tapirus
* Taxidea
** †Taxidea taxus
* Restoration of the Miocene-Pliocene rhinoceros Teleoceras †Teleoceras
* †Telmatherium
* Terrapene – tentative report
** †Terrapene ornata
* †Tetraclaenodon
* Thamnophis
** †Thamnophis proximus
* Thomomys
** †Thomomys bottae
** †Thomomys talpoides
* Fossilized skull of the Miocene bone-crushing dog Tomarctus †Tomarctus
** †Tomarctus brevirostris
** †Tomarctus hippophaga
* †Triisodon
** †Triisodon quivirensis
* Trionyx
* Tympanuchus
** †Tympanuchus pallidicinctus
* Tyto
** †Tyto alba
* †Uintacyon
* Urocyon
** †Urocyon cinereoargenteus
* †Urosaurus – or unidentified comparable form
** †Urosaurus ornatus
* Ursus
** †Ursus americanus
* †Ustatochoerus
* †Valenia
* †Vulpavus
* Vulpes
** †Vulpes velox
** †Vulpes vulpes
* Xanthocephalus
** †Xanthocephalus xanthocephalus
* Life restoration of the Miocene bear dog Ysengrinia †Ysengrinia – or unidentified comparable form
* Zenaida
** †Zenaida macroura
* †Zenaidura
** †Zenaidura macroura