List of the prehistoric life of Texas

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

Precambrian

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

Paleozoic

Main article: List of the Paleozoic life of Texas

Selected Paleozoic taxa of Texas

• 

  Restoration of the Permian amphibian Acheloma
  † Acheloma – type locality for genus
  • † Acheloma cumminsi – type locality for species
• † Achistrum
  • † Achistrum ludwigi – type locality for species
• † Acrodus – tentative report
  • † Acrodus olsoni – type locality for species
  • † Acrodus sweetlacruzensis – type locality for species
• † Actinoconchus
• † Acutichiton
• † Adamantina
• † Adrianites – tentative report
• † Agathiceras
  • † Agathiceras applini – type locality for species
• † Alegeinosaurus
• † Alethopteris
• † Almites
• † Altudoceras
• † Alveus – type locality for genus
• † Amphiscapha
• † Amplexus – report made of unidentified related form or using admittedly obsolete nomenclature
• 

  Fossilized shell of the Carboniferous-modern scallop Amusium
  Amusium – tentative report
• † Ananias
• † Anatsabites
• † Angelosaurus – type locality for genus
  • † Angelosaurus dolani – type locality for species
• † Anisodexis
• † Annularia
  • † Annularia stellata – or unidentified comparable form
• † Anomalesia
• † Anomphalus
• † Aphetoceras
• † Aphlebia
• † Apsisaurus – type locality for genus
  • † Apsisaurus witteri – type locality for species
• 

  Life restoration of the Permian reptile Araeoscelis
  † Araeoscelis – type locality for genus
• † Archaeocidaris
• Archaeolithophyllum
• † Archeria – type locality for genus
  • † Archeria crassidisca – type locality for species
• †Archimedes
• † Arcuolimbus
• † Aristoceras
• † Armenoceras
• † Artisia
• † Aspidosaurus – type locality for genus
• † Athyris
• † Aulopora – report made of unidentified related form or using admittedly obsolete nomenclature
• 

  Mold fossil of a shell of the Early Devonian-Late Triassic bivalve Aviculopecten
  † Aviculopecten
  • † Aviculopecten ballingerana
  • † Aviculopecten girtyi – type locality for species
  • † Aviculopecten gryphus – type locality for species
  • † Aviculopecten occidentalis
  • † Aviculopecten sumnerensis
• † Avonia
• † Barnesoceras – type locality for genus
• † Bathyglyptus – type locality for genus
• † Bellerophon – tentative report
• †Bellerophon
  • † Bellerophon graphicus
• † Bembexia
• † Bitaunioceras
• † Blountiella
• 

  Illustration of a fossilized skull of the Permian primitive reptile Bolosaurus
  † Bolosaurus – type locality for genus
  • † Bolosaurus major – type locality for species
  • † Bolosaurus striatus – type locality for species
• † Brachydectes
• † Brachyphyllum – tentative report
• † Branneroceras
• † Broiliellus – type locality for genus
  • † Broiliellus brevis – type locality for species
  • † Broiliellus olsoni – type locality for species
  • † Broiliellus texensis – type locality for species
• † Burenoceras
• 

  Life restoration of the Permian amphibian Cacops
  † Cacops
  • † Cacops aspidephorus – type locality for species
• † Calamites
  • † Calamites undulatus
• † Callipteridium
• † Callipteris
  • † Callipteris conferta
• † Calophyllum – tentative report
• † Camarotoechia
• † Captorhinus – type locality for genus
  • † Captorhinus aguti – type locality for species
• † Carbonicola
• † Cardiocephalus – type locality for genus
  • † Cardiocephalus sternbergi – type locality for species
• † Carrolla – type locality for genus
• 

  Life restoration of the Permian synapsid (mammal precursor) Casea
  † Casea – type locality for genus
  • † Casea broilii – type locality for species
• † Caseoides – type locality for genus
• † Caseopsis
• † Cassiavellia – type locality for genus
  • † Cassiavellia galtarae – type locality for species
• † Catenipora
• † Cedaria
• † Chancelloria – tentative report
• † Chonetes
  • † Chonetes flemingi – tentative report
  • † Chonetes verneuilianus
• † Cibolites – type locality for genus
• † Clarkoceras
• 

  Fossilized shell of the Middle Devonian-Permian brachiopod Cleiothyridina
  † Cleiothyridina
  • † Cleiothyridina mulsa
  • † Cleiothyridina nana
  • † Cleiothyridina pilularis
  • † Cleiothyridina rara
  • † Cleiothyridina rectimarginata – type locality for species
• † Climacograptus
• † Clitendoceras
• † Clonograptus
• † Coenocystis – type locality for genus
• † Collemataria – type locality for genus
• 

  Fossilized shell of the Late Devonian-Permian brachiopod Composita
  † Composita
  • † Composita affinis
  • † Composita apheles – type locality for species
  • † Composita apsidata
  • † Composita bucculenta – type locality for species
  • † Composita costata
  • † Composita cracens
  • † Composita crassa – type locality for species
  • † Composita discina
  • † Composita emarginata
  • † Composita enormis – type locality for species
  • † Composita imbricata – type locality for species
  • † Composita mexicana
  • † Composita mira
  • † Composita nucella
  • † Composita ovata
  • † Composita parasulcata – type locality for species
  • † Composita pilula
  • † Composita prospera
  • † Composita pyriformis
  • † Composita quantilla
  • † Composita stalagmium
  • † Composita strongyle – type locality for species
  • † Composita subcircularis
  • † Composita subtilita
• † Conjunctio
• † Conocardium – tentative report
• † Cooperoceras – type locality for genus
• † Coosella
• † Coosia
• † Cordaites
  • † Cordaites principalis
• † Cotteroceras
• 

  Life restoration of the Permian synapsid (mammal precursor) Cotylorhynchus
  † Cotylorhynchus
  • † Cotylorhynchus hancocki – type locality for species
• Crania
• † Cravenoceras – tentative report
• † Cricotus
• † Crossotelos
• † Ctenacanthus
  • † Ctenacanthus amblyxiphias – type locality for species
• † Ctenospondylus – type locality for genus
• † Cylicioscapha
• † Cypricardinia – tentative report
• † Cyptendoceras
• † Cystothalamia – type locality for genus
  • † Cystothalamia megacysta
  • † Cystothalamia nodulifera
• † Dadoxylon
• † Dakeoceras – tentative report
• † Dasyceps
• † Deiracephalus
• Dentalium
• † Diadectes – type locality for genus
• † Dimacrodon – type locality for genus
• 

  Restoration of D. giganhomogenes with exposed neural spine tips
  † Dimetrodon – type locality for genus
  • † Dimetrodon booneorum – type locality for species
  • † Dimetrodon dollovianus – type locality for species
  • † Dimetrodon gigashomogenes – type locality for species
  • † Dimetrodon grandis – type locality for species
  • † Dimetrodon kempae – type locality for species
  • † Dimetrodon limbatus – type locality for species
  • † Dimetrodon loomisi – type locality for species
  • † Dimetrodon macrospondylus – type locality for species
  • † Dimetrodon milleri – type locality for species
  • † Dimetrodon natalis – type locality for species
• † Diplocaulus – type locality for genus
  • † Diplocaulus magnicornis – type locality for species
• † Diraphora
• † Dissorophus – type locality for genus
  • † Dissorophus multicinctus – type locality for species
• † Domatoceras
• † Driveria – type locality for genus
• † Echinaria
• † Ectenolites
• 

  Life restoration of the Permian synapsid (mammal precursor) Edaphosaurus
  † Edaphosaurus – type locality for genus
  • † Edaphosaurus boanerges
  • † Edaphosaurus cruciger – or unidentified related form
  • † Edaphosaurus pogonias – type locality for species
• † Edestus
• † Edmondia
• † Edops
  • † Edops craigi
• † Ellesmeroceras
• † Empedias
• † Endoceras
• † Endolobus
• Eocaudina
• † Eosyodon – type locality for genus
• † Eothyris – type locality for genus
  • † Eothyris parkeyi – type locality for species
• † Eowellerites
• † Epiphyton
• † error
• † Error
• 

  Life restoration of the Carboniferous-Permian amphibian Eryops
  † Eryops – type locality for genus
  • † Eryops megacephalus – type locality for species
• † Estheria
• † Euomphalus
• † Euryodus – type locality for genus
  • † Euryodus primus – type locality for species
• † Exovasa – type locality for genus
  • † Exovasa cystauletoides – type locality for species
• † Fenestella
• † Fusulina – report made of unidentified related form or using admittedly obsolete nomenclature
• † Gastrioceras
• † Geinitzina
• † Genevievella
• † Geragnostus
• 

  Life restoration of the Permian frog precursor Gerobatrachus
  † Gerobatrachus – type locality for genus
  • † Gerobatrachus hottoni – type locality for species
• † Gervillia – report made of unidentified related form or using admittedly obsolete nomenclature
• † Girvanella
• † Glaucosaurus – type locality for genus
  • † Glaucosaurus megalops – type locality for species
• † Glikmanius
  • † Glikmanius occidentalis
• † Gnathorhiza
• † Goniatites
• † Gorgodon – type locality for genus
  • † Gorgodon minutus – type locality for species
• † Grewingkia
• † Guadalupia
  • † Guadalupia auricula – type locality for species
  • † Guadalupia cupulosa – type locality for species
  • † Guadalupia microcamera – type locality for species
  • † Guadalupia ramescens – type locality for species
  • † Guadalupia vasa – type locality for species
• † Gypospirifer – type locality for genus
  • † Gypospirifer condor
• † Helicoconchus – type locality for genus
• 

  Life restoration of the Permian Chimaera relative Helicoprion
  † Helicoprion
  • † Helicoprion davisii
• † Helminthochiton
• † Hercosestria
• † Hoffmannia – report made of unidentified related form or using admittedly obsolete nomenclature
• † Homagnostus
• † Hybodus
• † Hypseloconus
• † Icriodus
• † Incisimura – type locality for genus
  • † Incisimura bella – type locality for species
• 

  Life restoration of the Permian amphibian Isodectes
  † Isodectes
• † Isogramma
• † Janassa
• † Jeffersonia
• † Jinogondolella
• † Kingstonia
• † Knoxosaurus – type locality for genus
• † Kockelella
• † Komia
• † Labidosaurikos
• † Labidosaurus
• † Lambeoceras
• † Lepidophyllum
• † Levisoceras
• † Limbella
• Lingula
• † Liroceras
• † Llanoaspis
• 

  Life restoration of the Permian snake-like amphibian Lysorophus showing speculative egg-coiling behavior
  † Lysorophus
• † Martinia
• † Mastersonia – type locality for genus
• † Mcqueenoceras
• † Metacoceras
• † Metalegoceras
• † Meteoraspis
• † Metoptoma
• † Michelinoceras – tentative report
• † Micraroter – tentative report
  • † Micraroter erythrogeios
• † Microbaltoceras – type locality for genus
• † Minilya
• † Murchisonia
• 

  Life restoration of the Permian synapsid (mammal precursor) Mycterosaurus
  † Mycterosaurus – type locality for genus
  • † Mycterosaurus longiceps – type locality for species
• † Nanobamus – type locality for genus
• † Naticopsis
  • † Naticopsis judithae
  • † Naticopsis remex
  • † Naticopsis transversa – type locality for species
• † Neldasaurus
• † Neoaganides
• † Neocalamites – or unidentified comparable form
• 

  Fossilized shell of the Carboniferous-Permian brachiopod Neospirifer
  † Neospirifer
  • † Neospirifer amphigyus – type locality for species
  • † Neospirifer apothescelus – type locality for species
  • † Neospirifer bakeri – type locality for species
  • † Neospirifer cameratus – tentative report
  • † Neospirifer formulosus
  • † Neospirifer huecoensis – type locality for species
  • † Neospirifer kansasensis
  • † Neospirifer mansuetus
  • † Neospirifer neali
  • † Neospirifer notialis
  • † Neospirifer placidus
  • † Neospirifer triplicatus
  • † Neospirifer venezuelensis
• † Neuropteris
  • † Neuropteris cordata – tentative report
• † Nielsenoceras
• † Norwoodia
• Nucula – report made of unidentified related form or using admittedly obsolete nomenclature
• † Nybyoceras
• † Olenus
• 

  Life restoration of the Carboniferous-Permian synapsid (mammal precursor) Ophiacodon
  † Ophiacodon – type locality for genus
  • † Ophiacodon major – type locality for species
  • † Ophiacodon retroversus – type locality for species
  • † Ophiacodon uniformis – type locality for species
• † Ormoceras
• † Orodus
• † Orthacanthus
• † Ostodolepis – type locality for genus
• † Oulodus
• † Ozarkodina
• † Pachylyroceras
• † Paladin
• † Palaeoniscus – tentative report
• 

  Pantylus
  † Pantylus – type locality for genus
  • † Pantylus cordatus – type locality for species
• † Paraceltites
• † Parafusulina
• † Paralegoceras
• † Paraschwagerina
• † Pariotichus – type locality for genus
• † Parioxys – type locality for genus
• Patella – tentative report
• 

  Fossils of the Late Devonian-Permian fern-like fronds Pecopteris
  † Pecopteris
  • † Pecopteris arborescens
  • † Pecopteris hemitelioides
  • † Pecopteris unita
• † Pedanochiton – type locality for genus
• † Pelodosotis – type locality for genus
  • † Pelodosotis elongatum – type locality for species
• † Peripetoceras
• † Petalodus
• † Phlegethontia – tentative report
• † Phonerpeton
  • † Phonerpeton pricei – type locality for species
• † Pinnularia
• † Plaesiomys
• † Plagiostoma – report made of unidentified related form or using admittedly obsolete nomenclature
• † Platyceras
• 

  Life restoration of the Carboniferous-Permian sail-backed amphibian Platyhystrix
  † Platyhystrix – or unidentified comparable form
• † Plectronoceras
• † Pleuronautilus
• Pleurotomaria – report made of unidentified related form or using admittedly obsolete nomenclature
• † Plicochonetes
• † Posidonia
• Priscopedatus
• † Prodentalium
• † Prostacheoceras
  • † Prostacheoceras skinneri – type locality for species
• † Protocaptorhinus – type locality for genus
  • † Protocaptorhinus pricei – type locality for species
• † Protorothyris – type locality for genus
  • † Protorothyris archeri – type locality for species
• 

  Life restoration of the Devonian-Permian tree fern Psaronius. Auguste Faguet (1877).
  † Psaronius
• † Pseudomelania – report made of unidentified related form or using admittedly obsolete nomenclature
• Pteria – report made of unidentified related form or using admittedly obsolete nomenclature
• † Pterochiton
• † Pugnax
• † Quadratia
• † Quasicaecilia – type locality for genus
• † Rananasus
• † Rayonnoceras
• † Reiszorhinus – type locality for genus
• † Retaria – report made of unidentified related form or using admittedly obsolete nomenclature
• † Rhabdiferoceras
• † Rhynchonella – report made of unidentified related form or using admittedly obsolete nomenclature
• † Ribeiria
• † Rioceras
• † Romeria – type locality for genus
  • † Romeria prima – type locality for species
  • † Romeria texana – type locality for species
• † Rota
• 

  Life restoration of the Permian amphibian Rubeostratilia
  † Rubeostratilia – type locality for genus
• † Rugaria
• † Ruthenoceras – report made of unidentified related form or using admittedly obsolete nomenclature
• † Sagenodus
• † Sallya
• † Samaropsis
• † Sauropleura
• † Scapanops – type locality for genus
  • † Scapanops neglecta – type locality for species
• † Schwagerina
• † Secodontosaurus
  • † Secodontosaurus obtusidens – type locality for species
• Serpula – tentative report
• 

  Fossilized skeleton of the Permian primitive four-limbed animal Seymouria
  † Seymouria – type locality for genus
  • † Seymouria baylorensis – type locality for species
• † Shouchangoceras
• † Sigillaria
  • † Sigillaria brardii
• † Slaugenhopia – type locality for genus
• Solemya – tentative report
• † Solenochilus
• † Solenopora
• † Spermatodus
• 

  Life restoration of the Late Devonian-Permian Sphenacanthus
  † Sphenacanthus
• † Sphenophyllum
  • † Sphenophyllum oblongifolium
• † Sphenopteris
• † Spica
• † Spirifer
  • † Spirifer rockymontanus
• Spirorbis
• † Stearoceras
• † Steppesaurus – type locality for genus
• † Stereophallodon – type locality for genus
  • † Stereophallodon ciscoensis – type locality for species
• 

  Life restorations of a male (foreground) and female (background) of the Late Devonian-Carboniferous Chimaera relative Stethacanthus
  † Stethacanthus
• † Strepsodiscus
• † Strophomena
  • † Strophomena neglecta
• † Syringopora – tentative report
• † Tainoceras
• † Tappenosaurus – type locality for genus
  • † Tappenosaurus magnus – type locality for species
• † Tarphyceras
• † Terebratula – report made of unidentified related form or using admittedly obsolete nomenclature
• † Tersomius – type locality for genus
  • † Tersomius texensis – type locality for species
• † Tesnusocaris – type locality for genus
  • † Tesnusocaris goldichi – type locality for species
• 

  Restorative portrait of the Permian synapsid (mammal precursor) Tetraceratops
  † Tetraceratops – type locality for genus
  • † Tetraceratops insignis – type locality for species
• † Tetrataxis
• † Texoceras
• † Trichasaurus – type locality for genus
  • † Trichasaurus texensis – type locality for species
• † Tricrepicephalus
• † Trimerorhachis
  • † Trimerorhachis greggi – type locality for species
  • † Trimerorhachis insignis – type locality for species
• † Triproetus
• Trochus – report made of unidentified related form or using admittedly obsolete nomenclature
• † Tunstallia – report made of unidentified related form or using admittedly obsolete nomenclature
• Turbo – report made of unidentified related form or using admittedly obsolete nomenclature
• † Varanops
  • † Varanops brevirostris – type locality for species
• 

  Mounted fossilized skeleton of the Permian synapsid (mammal precursor) Varanosaurus
  † Varanosaurus – type locality for genus
  • † Varanosaurus acutirostris – type locality for species
• † Vidria
• † Waagenina
• † Waagenoceras
• † Waggoneria – type locality for genus
• † Walchia
• † Wattia – type locality for genus
• † Wilkingia
• † Worthenia
• † Wurmiella
  • † Wurmiella excavata
• † Xenacanthus
• † Xyloiulus – tentative report
• Yoldia – tentative report
• 

  Life restoration of the Permian amphibian Zatrachys
  † Zatrachys

Mesozoic

Main article: List of the Mesozoic life of Texas

Selected Mesozoic taxa of Texas

• 

  Fossilized shell of the Early-Late Cretaceous ammonoid cephalopod Acanthoceras
  † Acanthoceras
  • † Acanthoceras adkinsi
  • † Acanthoceras amphibolum
  • † Acanthoceras barcusi
  • † Acanthoceras eulessanum
  • † Acanthoceras johnsonanum
  • † Acanthoceras tarrantense
  • † Acanthoceras wintoni
  • † Acanthoceras worthense
• Acesta
• Acirsa
• Acmaea
• † Acompsoceras
• 

  Life restoration of the Early Cretaceous theropod dinosaur Acrocanthosaurus
  † Acrocanthosaurus
  • † Acrocanthosaurus atokensis
• Acteon
• † Acteonella
• † Adelobasileus – type locality for genus
  • † Adelobasileus cromptoni – type locality for species
• † Adkinsia
• † Adocus
• † Aenona
• † Aetodactylus – type locality for genus
  • † Aetodactylus halli – type locality for species
• † Agerostrea
• † Agujaceratops
  • † Agujaceratops mariscalensis – type locality for species
• † Akera
• 

  Alamosaurus
  † Alamosaurus
  • † Alamosaurus sanjuanensis
• † Albanerpeton
  • † Albanerpeton gracilis
  • † Albanerpeton nexuosus
• † Allocrioceras
• Alnus
• † Alphadon
  • † Alphadon halleyi – or unidentified comparable form
• † Ampullina – or unidentified comparable form
• Amusium
• † Anaklinoceras
• † Ancilla
• † Angistorhinus
  • † Angistorhinus grandis
• † Angulomastacator – type locality for genus
  • † Angulomastacator daviesi – type locality for species
• † Anisoceras
• Anomia
• † Anomoeodus
• † Anomotodon
• † Apachesaurus
  • † Apachesaurus gregorii
• Arca
• Architectonica
• 

  Restoration of the Late Triassic lungfish Arganodus with an anachronistic human to scale
  † Arganodus
  • † Arganodus dorotheae – type locality for species
• Arrhoges
• † Aspidoceras
• Astarte
• Astrangia
• Astreopora – tentative report
• † Astroconodon – type locality for genus
  • † Astroconodon denisoni – type locality for species
• † Astrodon
  • † Astrodon johnstoni
• † Astrophocaudia – type locality for genus
  • † Astrophocaudia slaughteri – type locality for species
• † Axonoceras
• 

  Fossilized shell of the Late Cretaceous ammonoid cephalopod Baculites
  † Baculites
  • † Baculites aquilaensis - or unidentified loosely related form
  • † Baculites haresi – or unidentified comparable form
  • † Baculites ovatus
  • † Baculites scotti
  • † Baculites tippahensis
• † Baena – report made of unidentified related form or using admittedly obsolete nomenclature
• † Banis
• Barbatia – tentative report
• † Barroisiceras
• † Basilemys
• † Belemnitella
  • † Belemnitella americana
• † Belodon
• † Belonostomus
• † Bernissartia – tentative report
• † Betelgeusia – type locality for genus
  • † Betelgeusia reidi – type locality for species
• † Bostrychoceras
• Botula
  • † Botula carolinensis
  • † Botula conchafodentis
• 

  Life restoration of the Late Cretaceous plesiosaur Brachauchenius hunting a hesperornithiform bird
  † Brachauchenius
  • † Brachauchenius lucasi
• Brachidontes
• † Brachychampsa
• † Brachysuchus – type locality for genus
  • † Brachysuchus megalodon – type locality for species
• † Bravoceratops – type locality for genus
  • † Bravoceratops polyphemus – type locality for species
• 

  Fossil of the sauropod dinosaur footprint ichnogenus Brontopodus
  † Brontopodus – type locality for genus
• Busycon – tentative report
• Cadulus
• Caestocorbula
  • † Caestocorbula crassaplica
  • † Caestocorbula crassiplica
  • † Caestocorbula suffalciata
  • † Caestocorbula terramaria
• Callianassa
• † Calliomphalus
  • † Calliomphalus americanus
• † Calyptosuchus – type locality for genus
  • † Calyptosuchus wellesi – type locality for species
• Calyptraea
• Cancellaria
• Cantharus – tentative report
• 

  Fossilized shell of the Cretaceous marine bivalve Caprina
  † Caprina
• Capulus
• Carcharias
• † Caririchnium
• Carota
• Caryophyllia
• † Caseosaurus – type locality for genus
  • † Caseosaurus crosbyensis – type locality for species
• † Casierius
• † Catactegenys – type locality for genus
• † Caturus
• † Caveola
• † Cedarosaurus
  • † Cedarosaurus weiskopfae
• 

  Life restoration of the Late Triassic-Eocene lungfish Ceratodus
  † Ceratodus
• Cerithiella
  • † Cerithiella nodoliratum – or unidentified related form
  • † Cerithiella semirugatum
• Cerithium
• † Chamops
• † Champsosaurus
• † Chindesaurus
  • † Chindesaurus bryansmalli
• † Chinlea
• † Chirostenotes
• † Chupacabrachelys – type locality for genus
• Cidaris
• † Cimexomys
• † Cimoliasaurus
• 

  Life restoration of the Late Cretaceous pterosaur Cimoliopterus (left) stealing fish from another pterosaur
  † Cimoliopterus
  • † Cimoliopterus dunni – type locality for species
• † Cimolodon
  • † Cimolodon electus – or unidentified comparable form
• † Cimolomys
  • † Cimolomys clarki
• † Clevosaurus – or unidentified comparable form
• † Clidastes
  • † Clidastes liodontus
• Cliona
• † Coahomasuchus – type locality for genus
  • † Coahomasuchus kahleorum – type locality for species
• † Coelodus
• † Coelophysis
• † Coilopoceras
  • † Coilopoceras springeri
• 

  Fossilized shell of the Late Cretaceous ammonoid Collignoniceras
  † Collignoniceras
  • † Collignoniceras woollgari
• † Colognathus – type locality for genus
• † Coniasaurus
• † Continuoolithus
• † Conulus
• Corbicula
• Corbula
• † Coupatezia
• Crassostrea
• † Crenella
  • † Crenella elegantula
  • † Crenella serica
• 

  Fossil of the Early Cretaceous-Eocene shark Cretolamna
  † Cretolamna
  • † Cretolamna appendiculata
• † Cretorectolobus
  • † Cretorectolobus olsoni – or unidentified comparable form
• † Crosbysaurus – type locality for genus
  • † Crosbysaurus harrisae – type locality for species
• Cucullaea
  • † Cucullaea capax
  • † Cucullaea powersi
• Cuspidaria
  • † Cuspidaria ampulla
  • † Cuspidaria grandis
  • † Cuspidaria grovensis
• † Cyathophora
• † Cyclothyris
• Cylichna
  • † Cylichna incisa
• † Cymatoceras
• † Cymella
• Cyzicus – tentative report
• † Dallasaurus – type locality for genus
  • † Dallasaurus turneri – type locality for species
• Dasmosmilia
  • † Dasmosmilia kochii – type locality for species
• Dasyatis
• 

  Mounted fossilized skeleton of the Late Cretaceous Alligator relative Deinosuchus
  † Deinosuchus
  • † Deinosuchus riograndensis
  • † Deinosuchus rugosus – type locality for species
• Dentalium
  • † Dentalium leve
  • † Dentalium pauperculum
• † Desmatosuchus
  • † Desmatosuchus haplocerus
  • † Desmatosuchus smalli – type locality for species
  • † Desmatosuchus spurensis – type locality for species
• † Desmoceras
• Diodora – tentative report
• † Diphydontosaurus – or unidentified related form
• † Diploastrea
• Discorbis
• † Discoscaphites
  • † Discoscaphites conradi
• † Dolichorhynchops
  • † Dolichorhynchops bonneri
• † Doswellia
• † Douvilleiceras
• † Dreissena
• 

  Restoration of the Late Triassic dinosaur relative Dromomeron
  † Dromomeron
  • † Dromomeron gregorii – type locality for species
• † Dryptosaurus
• † Dufrenoyia
  • † Dufrenoyia justinae
• † Durania
• † Echinocorys
• † Ecphora
• † Ectenosaurus
• † Edmontonia – or unidentified comparable form
• † Elea – tentative report
• 

  Restoration of the Early Cretaceous-Eocene bony fish Enchodus, or the "saber-toothed herring"
  † Enchodus
• † Episcoposaurus – type locality for genus
  • † Episcoposaurus haplocerus – type locality for species
• † Epitonium
  • † Epitonium sillimani
• † Eubostrychoceras
• † Eucalycoceras
• † Eugyra
• † Euhoplites – tentative report
• † Eulima
• † Euomphaloceras
• † Eupachydiscus
• † Euspira
• † Eutrephoceras
• † Ewingia – type locality for genus
• 

  Fossilized shell of the Jurassic-Cretaceous foam oyster Exogyra
  † Exogyra
  • † Exogyra cancellata
  • † Exogyra costata
• † Fagesia
• † Faujasia
• † Favia
• † Flexomornis – type locality for genus
  • † Flexomornis howei – type locality for species
• † Flickia
• † Forbesiceras
• † Forresteria
• Fusinus
• Galeorhinus
• Gastrochaena
• Gegania
• † Gervillia
• Ginglymostoma
• 

  Illustration of a reconstructed skull of the Late Cretaceous mosasaur Globidens
  † Globidens
  • † Globidens dakotensis
• Globigerina
• Glossus
• Glycymeris
  • † Glycymeris rotundata
• † Glyptops – tentative report
• † Gobiates
• † Gryphaea
• † Gryposaurus – tentative report
• † Gypsichnites
• † Gyronchus
• Haminoea – tentative report
• † Hamites
• † Hamulus
• † Helicoceras
  • † Helicoceras navarroense
• † Hemicalypterus – tentative report
• 

  A living Heterodontus, or bullhead shark
  Heterodontus
• † Heteromorpha
• Hexanchus
• Homarus
• † Hoplochelys
• † Hoploscaphites
• † Hybodus
• † Hydnophora – tentative report
• † Hypophylloceras
• † Ichthyodectes
• 

  Restoration of the Late Cretaceous toothed bird Ichthyornis
  † Ichthyornis
  • † Ichthyornis dispar
• † Idoceras
• † Iguanodon – or unidentified comparable form
• † Inoceramus
  • † Inoceramus anomalus – or unidentified comparable form
  • † Inoceramus arnoldi
  • † Inoceramus arvanus
  • † Inoceramus balticus
  • † Inoceramus cordiformis – or unidentified comparable form
  • † Inoceramus deformis
  • † Inoceramus dimidius
  • † Inoceramus fragilis
  • † Inoceramus prefragilis
  • † Inoceramus vanuxemi – tentative report
• † Irenesauripus
• † Isastrea
• † Ischyrhiza
  • † Ischyrhiza avonicola
  • † Ischyrhiza mira
• † Jeletzkytes
  • † Jeletzkytes brevis
• † Kamerunoceras
• 

  Life restoration at various ages of the Late Triassic amphibian Koskinonodon with an anachronistic human to scale
  † Koskinonodon – type locality for genus
• † Kritosaurus
• Lamna
• Latiaxis
• † Lepidotes
• Lepisosteus
• † Leptorhynchos – type locality for genus
  • † Leptorhynchos gaddisi – type locality for species
• † Leptostyrax
• † Leptosuchus
  • † Leptosuchus crosbiensis – type locality for species
  • † Leptosuchus imperfecta – type locality for species
  • † Leptosuchus studeri – type locality for species
• † Lewesiceras
• † Leyvachelys
  • † Leyvachelys cipadi
• † Libognathus – type locality for genus
• 

  Life restoration of the Late Cretaceous plesiosaur Libonectes with an anachronistic scuba diver to scale
  † Libonectes
  • † Libonectes morgani – type locality for species
• Lima
• Limatula
• † Linearis
• Lingula
• † Linter
• † Linthia
• Linuparus
• † Lioestheria – tentative report
• Liquidambar – tentative report
• † Lissodus
• † Lithacoceras
• Lithophaga
• † Lonchidion
• 

  Life restoration of the Late Triassic aetosaur Longosuchus
  † Longosuchus
  • † Longosuchus meadei – type locality for species
• Lopha
  • † Lopha falcata
  • † Lopha mesenterica
• † Lucasuchus – type locality for genus
  • † Lucasuchus hunti – type locality for species
• Lucina
• † Macrepistius
• † Magnoavipes – type locality for genus
• † Malerisaurus
• 

  Fossilized shell of the Late Cretaceous ammonoid cephalopod Mammites
  † Mammites
• † Mantelliceras
  • † Mantelliceras cantianum
• † Mariella
• † Mathilda
• Megalomphalus – or unidentified comparable form
• † Megalosauropus – tentative report
• Melanatria
• Membranipora
• † Meniscoessus
• † Menuites
• Mesalia
• † Mesodma
• † Metoicoceras
  • † Metoicoceras geslinianum
• 

  Life restoration of the Late Triassic amphibian Metoposaurus with an anachronistic human to scale
  † Metoposaurus
  • † Metoposaurus bakeri – type locality for species
• † Micraster
• † Modiolus
  • † Modiolus sedesclaris
  • † Modiolus sedesclarus
• Monodonta – tentative report
• † Monopleura – tentative report
• † Morea
• † Mortoniceras
• 

  Life restoration of two of the Late Cretaceous Mosasaurus
  † Mosasaurus
  • † Mosasaurus missouriensis – tentative report
• † Mytilus
• † Naomichelys
• Natica
• Nebrius
• † Neithea
  • † Neithea bexarensis
  • † Neithea quinquecostata
• † Neocardioceras
  • † Neocardioceras juddii
• 

  Opalized guard of the belemnoid cephalopod Neohibolites
  † Neohibolites
• † Neoptychites
• † Nerinea – tentative report
• Nerita
• Neritina
• † Nostoceras
  • † Nostoceras approximans
  • † Nostoceras splendidum
• Nucula
  • † Nucula camia
  • † Nucula cuneifrons
  • † Nucula percrassa
• † Nyssa
• † Odaxosaurus
  • † Odaxosaurus piger
• Odontaspis
• † Oklatheridium
  • † Oklatheridium minax
  • † Oklatheridium szalayi
• 

  Fossilized tooth of the Late Cretaceous giant sawfish Onchopristis
  † Onchopristis
• † Onchosaurus
• † Ophiomorpha
• † Ophiopsis – tentative report
• † Opis
• † Ornithomimus
• † Ostlingoceras
• Ostrea
• † Otischalkia – type locality for genus
  • † Otischalkia elderae – type locality for species
• † Oxyrhina
• † Pachycheilosuchus – type locality for genus
  • † Pachycheilosuchus trinquei – type locality for species
• † Pachydesmoceras
• † Pachydiscus
• 

  Restorative portrait of the Early Jurassic synapsid (mammal precursor) Pachygenelus
  † Pachygenelus
• † Pachymelania
• Pagurus
• † Palaeobalistum
• † Palaeoctonus
• † Paleorhinus
  • † Paleorhinus sawini – type locality for species
• † Paluxysaurus – type locality for genus. Now regarded as a junior synonym of Sauroposeidon.
  • † Paluxysaurus jonesi – type locality for species. Now regarded as a junior synonym of Sauroposeidon proteles.
• † Paluxysuchus – type locality for genus
  • † Paluxysuchus newmani – type locality for species
• † Panis
• Panopea
• † Pappotherium – type locality for genus
• † Paracimexomys
• † Paramicrodon – type locality for genus
• † Paranomia
• 

  Fossilized shell of the Late Cretaceous ammonoid cephalopod Parapuzosia with a human indicating its size
  † Parapuzosia
• † Parasuchus
• † Paratypothorax
• † Paronychodon
  • † Paronychodon lacustris – or unidentified comparable form
• † Pawpawsaurus – type locality for genus
  • † Pawpawsaurus campbelli – type locality for species
• † Pecten
• † Pekinosaurus – or unidentified related form
  • † Pekinosaurus olseni
• Perna – report made of unidentified related form or using admittedly obsolete nomenclature
• Pholadidea
• 

  Fossilized shell of the Early Triassic-Pliocene marine bivalve Pholadomya
  Pholadomya
  • † Pholadomya occidentalis
• Pholas
• † Phymosoma
• † Phytosaurus
• † Pinna
• Pitar
• † Placenticeras
  • † Placenticeras meeki
• † Planocephalosaurus
• † Platecarpus
  • † Platecarpus planifrons
  • † Platecarpus somenensis – or unidentified comparable form
  • † Platecarpus tympaniticus
• † Platyceramus
  • † Platyceramus cycloides
  • † Platyceramus mantelli - or unidentified loosely related form
• 

  Life restoration of the Early-Late Cretaceous ichthyosaur Platypterygius
  † Platypterygius
• † Plesiosaurus
• Pleurotomaria
• † Plicatoscyllium – type locality for genus
• Plicatula
• † Plioplatecarpus – tentative report
• Polinices
• † Pollex
• † Polyptychodon
• † Poposaurus
  • † Poposaurus gracilis
• † Porituberoolithus
• 

  Restoration of the Late Triassic crocodile relative Postosuchus with an anachronistic human to scale
  † Postosuchus – type locality for genus
  • † Postosuchus kirkpatricki – type locality for species
• † Procardia
• † Prognathodon – tentative report
• † Promystriosuchus – type locality for genus
• † Prosiren – type locality for genus
• † Protecovasaurus – type locality for genus
  • † Protecovasaurus lucasi – type locality for species
• † Protoavis – type locality for genus
  • † Protoavis texensis – type locality for species
• † Protocardia
• † Protohadros – type locality for genus
  • † Protohadros byrdi – type locality for species
• 

  Life restoration of the Late Cretaceous bony fish Protosphyraena
  † Protosphyraena
• † Pseudocorax
• † Pseudomelania
• † Pseudoperna
  • † Pseudoperna congesta
• † Pteranodon – or unidentified comparable form
• † Pteria
• † Pterotrigonia
  • † Pterotrigonia eufalensis
  • † Pterotrigonia eufaulensis
• † Ptychotrygon
• † Puzosia
• Pycnodonte
  • † Pycnodonte belli
  • † Pycnodonte mutabilis
  • † Pycnodonte vesicularis
• 

  Mounted fossilized skeleton of the Late Cretaceous pterosaur Quetzalcoatlus
  † Quetzalcoatlus – type locality for genus
  • † Quetzalcoatlus northropi – type locality for species
• † Quitmaniceras
• Raja
• † Rewaconodon – or unidentified related form
  • † Rewaconodon tikiensis
• Rhinobatos
• † Rhombodus
• † Richardoestesia
  • † Richardoestesia gilmorei
  • † Richardoestesia isosceles – type locality for species
• † Rileymillerus – type locality for genus
• Ringicula
  • † Ringicula pulchella
• Rogerella
• † Romaniceras
• Rostellaria – tentative report
• † Russellosaurus – type locality for genus
  • † Russellosaurus coheni – type locality for species
• † Rutiodon
• † Sargana
• 

  Diagram illustrating the Early Cretaceous long-necked dinosaur Sauroposeidon with anachronistic humans to scale
  † Sauroposeidon
  • † Sauroposeidon proteles
• † Saurornitholestes
  • † Saurornitholestes langstoni – or unidentified comparable form
• † Sauvagesia – tentative report
• † Scapanorhynchus
  • † Scapanorhynchus texanus
• † Scapherpeton
• † Scaphites
  • † Scaphites hippocrepis - or unidentified loosely related form
  • † Scaphites warreni
• † Schizobasis
• Scintilla – tentative report
• † Sclerorhynchus
• Scyliorhinus
• † Selaginella – or unidentified comparable form
• † Seminola – tentative report
• † Semionotus – or unidentified comparable form
• † Senis
• Serpula
• † Serratolamna
  • † Serratolamna serrata
• † Sexta
• 

  Life restoration of the Late Triassic distant crocodilian relative Shuvosaurus
  † Shuvosaurus – type locality for genus
  • † Shuvosaurus inexpectatus – type locality for species
• † Siderastrea
• † Sierritasuchus – type locality for genus
  • † Sierritasuchus macalpini – type locality for species
• † Skolithos
• Solemya
• † Sphenodiscus
  • † Sphenodiscus lobatus
  • † Sphenodiscus pleurisepta
• † Spinosuchus – type locality for genus
  • † Spinosuchus caseanus – type locality for species
• † Spironema
• Spondylus
• Squalicorax
  • † Squalicorax kaupi
  • † Squalicorax pristodontus
• Squalus
• † Squatirhina
  • † Squatirhina americana
• 

  Life restoration of the Late Cretaceous ostrich dinosaur Struthiomimus
  † Struthiomimus – or unidentified comparable form
• † Technosaurus – type locality for genus
  • † Technosaurus smalli – type locality for species
• † Tecovasaurus – type locality for genus
  • † Tecovasaurus murryi – type locality for species
• † Tecovasuchus – type locality for genus
  • † Tecovasuchus chatterjeei – type locality for species
• Teinostoma
• Tellina
• † Tenea
• 

  Life restoration of the Early Cretaceous Iguanodon relative Tenontosaurus
  † Tenontosaurus
  • † Tenontosaurus dossi – type locality for species
• Teredolites
• † Terlinguachelys – type locality for genus
  • † Terlinguachelys fischbecki – type locality for species
• † Terminonaris
  • † Terminonaris robusta – or unidentified comparable form
• † Texacephale – type locality for genus
  • † Texacephale langstoni – type locality for species
• † Texasetes – type locality for genus
  • † Texasetes pleurohalio – type locality for species
• Textularia
• † Thamnasteria
• † Thamnoseris – tentative report
• † Thomasites
• Trachycardium
  • † Trachycardium eufaulensis
• 

  Mounted fossilized skeleton of the Late Cretaceous horned dinosaur Triceratops
  † Triceratops
• † Trigonia
• † Trilophosaurus – type locality for genus
  • † Trilophosaurus buettneri – type locality for species
  • † Trilophosaurus jacobsi
• † Trinacromerum – type locality for genus
  • † Trinacromerum bentonianum – type locality for species
• † Triodus
• † Triopticus – type locality for genus
• † Trochactaeon
• Tryonia
• 

  Fossilized shell of the Late Cretaceous ammonoid cephalopod Turrilites
  † Turrilites
  • † Turrilites acutus
• Turritella
  • † Turritella bilira
  • † Turritella forgemoli – or unidentified comparable form
  • † Turritella hilgardi
  • † Turritella paravertebroides
  • † Turritella trilira
  • † Turritella vertebroides
• † Tylosaurus
  • † Tylosaurus kansasensis
  • † Tylosaurus nepaeolicus
  • † Tylosaurus proriger – or unidentified comparable form
• † Typothorax
• 

  Fossilized skeleton of the Late Cretaceous tyrannosaur Tyrannosaurus
  † Tyrannosaurus
  • † Tyrannosaurus rex
• † Uktenadactylus
• Unio
• † Upogebia
• † Vancleavea
  • † Vancleavea campi
• † Vascellum
• † Vascoceras
• Venericardia
• † Vinella
• Viviparus – tentative report
• Volsella
• Vulsella
• 

  Fossilized partial skulls of the Early Cretaceous crocodilian Wannchampsus
  † Wannchampsus – type locality for genus
• † Wannia
  • † Wannia scurriensis – type locality for species
• † Woodbinesuchus – type locality for genus
  • † Woodbinesuchus byersmauricei – type locality for species
• † Wrightoceras
• Xanthosia
• † Xenacanthus – report made of unidentified related form or using admittedly obsolete nomenclature
• Xenophora
• † Xiphactinus
• † Yezoites
• Yoldia

Cenozoic

Main article: List of the Cenozoic life of Texas

Selected Cenozoic taxa of Texas

• Abra
• Acanthocardia
• Acar
• Acirsa
• †Aclistomycter
• Acris
  • †Acris crepitans
• Acteocina
• Acteon
• Admetula
• Adrana
• Aedes
• †Aelurodon
• 

  Life restoration of the Miocene camel Aepycamelus, or the long-necked camel. Heinrich Harder (1920).
  †Aepycamelus
• Agaronia
• Agkistrodon
• †Agriocharis
• †Agriochoerus
• †Agriotherium
• †Aguascalientia
• Akera
• †Alforjas
• Aliculastrum
• †Allaeochelys – or unidentified comparable form
• Alligator
  • †Alligator mississipiensis
  • †Alligator mississippiensis
  • †Alligator olseni
• 

  Fossilized skeleton of the Late Cretaceous-Oligocene Alligator relative Allognathosuchus
  †Allognathosuchus
• †Allomorone
• Alvania
• †Amblema
  • †Amblema plicata
• †Ambystoma
  • †Ambystoma tigrinum
• †Amebelodon
• †Ameiurus
• Amnicola
• †Amphicyon
• †Amphimachairodus
• Amphiuma
• †Ampullina
• Amusium
• Anadara
• 

  Life resoration of the Miocene-Pleistocene elephant relative Anancus
  †Anancus
• †Anchitheriomys
• †Anchitherium
• Ancilla
• †Angelarctocyon
  • †Angelarctocyon australis – type locality for species
• †Annona
• Anodontia
• Anomia
• Antalis
• Anthonomus – tentative report
• Antillophos
• Antrozous
  • †Antrozous pallidus
• †Aphelops
• †Aplexia
• Aplodinotus
  • †Aplodinotus grunniens
• Aquila
  • †Aquila chrysaetos
• Arca
• †Archaeohippus
• †Archaeotherium
• Architectonica
• †Arctocyon
• 

  Restoration of an Arctodus, or short-faced bear, with a human to scale
  †Arctodus
  • †Arctodus simus
• †Arctonasua
• Argobuccinum
• Argyrotheca
• Arius – or unidentified comparable form
• Arizona
  • †Arizona elegans
• †Artocarpus
• Astarte
• Asthenotoma
• †Astrohippus
• Athleta
• Atlanta
• Atractosteus
  • †Atractosteus spatula
  • †Atractosteus tristoechus – tentative report
• Atrina
• 

  Fossilized shell of the Paleocene-Miocene nautiloid cephalopod Aturia
  †Aturia
• Atys
• †Australocamelus
• †Awateria
• Baiomys
• †Baiotomeus
  • †Baiotomeus douglassi
• Balanophyllia
• Balanus
• †Baluchicardia
• Bankia
• Barbatia
• †Barbourofelis
  • †Barbourofelis whitfordi
• Bassariscus
• †Bathygenys
• Bathytoma
  • †Bathytoma nonplicata – or unidentified comparable form
• †Batrachosauroides
• Bela – report made of unidentified related form or using admittedly obsolete nomenclature
• †Belosaepia
• †Belosepia
• Bison
  • †Bison antiquus
  • 

    Mounted fossilized skeleton of the Pleistocene Bison latifrons, or long-horned bison
    †Bison latifrons
• Bittiolum – report made of unidentified related form or using admittedly obsolete nomenclature
• Bittium
• †Blancocamelus
• Blarina
  • †Blarina brevicauda – or unidentified comparable form
• †Blastomeryx
• †Boavus – tentative report
• †Bonellitia
• †Borealosuchus
• 

  Restoration of two of the Miocene-Pliocene bone-crushing dog genus Borophagus preying on a camel. Jay Matternes (1964).
  †Borophagus
  • †Borophagus diversidens
  • †Borophagus hilli – type locality for species
  • †Borophagus pugnator – or unidentified comparable form
  • †Borophagus secundus
• †Boverisuchus
  • †Boverisuchus vorax – or unidentified comparable form
• Brachidontes
• †Brachyhyops
• †Brachyrhynchocyon
• Bregmaceros
• †Bryozoan
• Bufo
  • †Bufo cognatus
  • †Bufo woodhousei
• Bulimulus
  • †Bulimulus dealbatus
• Bullia
• Cadulus
• Caecum – or unidentified comparable form
• Caestocorbula
• †Calappilia
• †Calippus
• Callianassa
• Calyptraea
• 

  Mounted fossilized skeleton of the Pliocene-Holocene camel Camelops
  †Camelops
  • †Camelops hesternus – type locality for species
  • †Camelops minidokae
• Cancellaria
• Candona
• Canis
  • †Canis armbrusteri
  • †Canis dirus
  • †Canis edwardii
  • †Canis latrans
  • †Canis lepophagus – type locality for species
• Cantharus
• 

  Fossilized skeleton of the Pleistocene dwarf pronghorn Capromeryx
  †Capromeryx
• Capulus
• Carapus
• Carcharhinus
• †Carpocyon
• Carychium
  • †Carychium exiguum
• Caryophyllia
• Castor
  • †Castor canadensis
• Catagonus
• †Caveola
• Celtis
• Centropomus – tentative report
• 

  Life restoration of the Miocene-Pleistocene horned gopher Ceratogaulus. Robert Bruce Horsfall (1913).
  †Ceratogaulus
  • †Ceratogaulus anecdotus – or unidentified comparable form
• †Cerdocyon
• Cerithiella
• Cerithiopsis
• Cerithium – tentative report
• Chaetodipus
  • †Chaetodipus hispidus
• Chama
• Charina
• †Charophyte
• 

  Fossilized cranium of the Pliocene-Pleistocene hyena Chasmaporthetes
  †Chasmaporthetes
• Chironomus
• Chlamys
• †Chriacus
• †Cimolodon
• Cirsotrema
• Cissus
• Clavilithes
• Clavus – tentative report
• Closia
• Clypeaster
• Cochlespira
• Cochliolepis
• †Colodon
• Coluber
  • 

    A living Coluber constrictor, or eastern racer
    †Coluber constrictor
• Colubraria
• Columbella – report made of unidentified related form or using admittedly obsolete nomenclature
• †Colwellia
• †Combretum
• Cominella – or unidentified comparable form
• Conomitra
• Conus
• Corbicula
• Corbula
• †Cormohipparion
• †Corvina
• Corvus
  • †Corvus brachyrhynchos
• †Coryphodon
• 

  Restoration of the Miocene palaeomerycid Cranioceras, a relative of modern deer, with anachronistic human to scale
  †Cranioceras
• Crassostrea
  • †Crassostrea contracta
• Cratogeomys
  • †Cratogeomys castanops
• Crenella
• †Cristellaria
• Crotalus
  • †Crotalus atrox
  • †Crotalus horridus
• Crotaphytus
  • †Crotaphytus collaris
  • †Crotaphytus reticulatus
• Cryptotis
  • †Cryptotis parva
• Cucullaea
• Culex
• Cuna
• Cuspidaria
  • †Cuspidaria grandis
• 

  Life restoration of the Pliocene-Holocene elephant relative Cuvieronius
  †Cuvieronius
• Cyclammina
• Cylichna
• †Cylindracanthus
• Cyllene – or unidentified comparable form
• †Cynarctoides
• †Cynarctus
• Cynomys
  • †Cynomys ludovicianus
• Cypraea
• Cypraedia
• Cythara
• †Daphoenictis
• 

  Life restoration of the Miocene bear-dog Daphoenodon
  †Daphoenodon
• †Daphoenus
  • †Daphoenus lambei – or unidentified comparable form
• Dasyatis
• Dasypus
  • †Dasypus bellus
• Dentalium
• Dermatemys
• †Desmatippus
• †Diaphyodus
• †Dibelodon
• †Diceratherium
• Didelphis
  • †Didelphis marsupialis
• †Dinofelis
• †Dinohippus
• †Dinohyus
  • †Dinohyus hollandi
• Diplotaxis – or unidentified comparable form
• Dipodomys
  • †Dipodomys merriami
  • †Dipodomys ordii
  • †Dipodomys spectabilis
• †Discradisca
• Disonycha
• †Dolicholatirus
• Dorsanum
• 

  Illustration of the fossilized jaws and teeth of the Eocene brontothere mammal Duchesneodus
  †Duchesneodus
• †Echmatemys
• Elaphe
  • †Elaphe guttata
  • †Elaphe obsoleta
• Eleutherodactylus
  • †Eleutherodactylus augusti
• †Ellisella
• Emarginula – or unidentified comparable form
• Endochironomus
• †Eomellivora
• †Eosurcula
• Epicauta
• 

  Mounted fossilized skeleton of the Miocene bone-crushing dog Epicyon
  †Epicyon
  • †Epicyon haydeni
• †Epihippus
• Epitonium
• Eptesicus
  • †Eptesicus fuscus
• Equus
  • †Equus alaskae – or unidentified comparable form
  • †Equus conversidens
  • †Equus francisci – type locality for species
  • †Equus giganteus
  • †Equus idahoensis
  • †Equus scotti – type locality for species
  • †Equus semiplicatus
  • 

    Fossilized skeleton of the Pliocene-Pleistocene horse Equus simplicidens, also known as the Hagerman horse or American zebra
    †Equus simplicidens
• Erethizon
  • †Erethizon dorsatum
• †Eucyon
  • †Eucyon davisi
• Eulima
• Eumeces
  • †Eumeces fasciatus
  • †Eumeces obsoletus
• †Euonymus
• Eupleura
• Euspira
• †Eutrephoceras
• †Exilia
• Fasciolaria – tentative report
• Felis
• †Ficopsis
• 

  A living Ficus, or fig tree
  Ficus
• Flabellum
• †Floridachoerus – tentative report
• †Floridatragulus
• Formica
• Fossaria
• Fulgurofusus
• †Fusconaia
• Fusinus
• Fustiaria
• Gadila
• Galeocerdo
• Galeodea
• Gastrocopta
  • †Gastrocopta armifera
  • †Gastrocopta contracta
  • †Gastrocopta pellucida
  • †Gastrocopta pentodon
• †Gavialosuchus
• Gegania
• Geochelone
• Geomys
  • †Geomys bursarius
• †Gigantocamelus
• †Glossotherium
• Glycymeris
• Glyptoactis
• 

  Life restoration of the Pleistocene armadillo relative Glyptodon
  †Glyptodon
• †Glyptotherium
  • †Glyptotherium texanum
• Glyptozaria
• †Gnathabelodon
• †Gomphotherium
• †Goniobasis
• Gopherus – type locality for genus
  • †Gopherus polyphemus – type locality for species
• Graptemys
  • †Graptemys geographica
• Gregariella
• †Gulfoceras
• †Gustafsonia
• Guttulina
• Gyraulus
  • †Gyraulus parvus
• †Hadrianus
• 

  Fossilized mandible of the Eocene horse Haplohippus
  †Haplohippus
• Harpa
• †Harpactocarcinus
• †Harpagolestes
• Hastula
• Haustator
• Hawaiia
  • †Hawaiia minuscula
• 

  Life restoration of the Pleistocene pronghorn Hayoceros
  †Hayoceros
• Helicina
  • †Helicina orbiculata
• Helicodiscus
  • †Helicodiscus parallelus
• Helisoma
  • †Helisoma anceps
  • †Helisoma trivolvis
• Heloderma
• †Hemiauchenia
  • †Hemiauchenia macrocephala
• †Herpetotherium
• †Hesperotestudo
• †Heteraletes
• Heterodon
  • 

    A living Heterodon nasicus, or Western hognose snake
    †Heterodon nasicus – or unidentified comparable form
  • †Heterodon platyrhinos – or unidentified comparable form
• †Heteromeryx
• Hexaplex
• †Hipparion
• †Hippidion
• Hippodamia
  • †Hippodamia convergens – tentative report
• Hipponix
• †Hippotherium
• Holbrookia
• †Holmesina
• 

  Restoration of Pliocene-Pleistocene Homotherium, or scimitar cat
  †Homotherium
  • †Homotherium serum
• †Hyaenodon
  • †Hyaenodon crucians
  • †Hyaenodon horridus – or unidentified comparable form
  • †Hyaenodon montanus
  • †Hyaenodon raineyi
  • †Hyaenodon vetus – or unidentified comparable form
• Hyla
• †Hyopsodus
• Hyotissa
• †Hypertragulus
• †Hypohippus
• †Hypolagus
• †Hyrachyus
• †Hyracodon
• †Hyracotherium
  • †Hyracotherium vasacciense
• Ictalurus
  • †Ictalurus punctatus
• †Ictiobus
• 

  Fossilized skull of the Miocene bear Indarctos
  †Indarctos
• †Inga
• †Ischyrocyon
• †Ischyromys
• Isognomon
• †Jefitchia – type locality for genus
• Juglans
• †Kalobatippus
• Kinosternon
  • †Kinosternon flavescens
• Kuphus
• †Lacunaria
• †Lambdoceras
• †Lambertocyon
  • †Lambertocyon eximius
• 

  A living Lampropeltis getula, or eastern kingsnake
  Lampropeltis
  • †Lampropeltis getulus
  • †Lampropeltis triangulum
• Lasionycteris
  • †Lasionycteris noctivagans
• Lasiurus
  • †Lasiurus borealis
• Latirus
• †Ledina
• †Leea
• Lepisosteus
  • †Lepisosteus spatula – or unidentified comparable form
• Lepomis
  • †Lepomis cyanellus – or unidentified comparable form
• †Leptictis
• 

  Illustration of a fossilized skull of the Oligocene-Miocene dog Leptocyon
  †Leptocyon
• †Leptoreodon
• Lepus
  • †Lepus californicus
• Limacina
• Limaria
• †Limnenetes
• †Linthia
• Lithophaga
• Litiopa
• Littorina
• †Longirostromeryx
• 

  Shell of a Lovenia sea urchin
  Lovenia
• Lucina
• Lunatia – report made of unidentified related form or using admittedly obsolete nomenclature
• Lunularia – tentative report
• Lymnaea
• Lynx
  • †Lynx rufus
• Lyria
• Lytta
• †Machairodus
• Macrocallista
• Mactra
• Madrepora
• Magnolia
• †Mahgarita
• †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
• Marginella
• Marmota
  • †Marmota flaviventris
• Martes
• Martesia
• †Mathilda – tentative report
• †Mathilda – or unidentified comparable form
• †Mathilda
• †Mauricia
• †Megalictis – tentative report
• †Megalonyx
  • †Megalonyx jeffersonii – or unidentified comparable form
  • †Megalonyx leptostomus
• 

  Restoration of the Pliocene-Holocene ground sloth Megatherium. Robert Bruce Horsfall (1913).
  †Megatherium
• †Megatylopus
• Melanella
• †Menetus
• †Menoceras
• †Menops
• Mephitis
  • †Mephitis mephitis
• Meretrix
• †Merychippus
  • †Merychippus sejunctus
• †Merychyus
• 

  Restoration of the Eocene-Oligocene oreodont mammal Merycoidodon. Heinrich Harder (1920).
  †Merycoidodon
• Mesalia
• †Mescalerolemur – type locality for genus
  • †Mescalerolemur horneri – type locality for species
• Mesodesma
• †Mesodma
  • †Mesodma pygmaea – or unidentified comparable form
  • †Mesodma thompsoni
• †Mesohippus
• †Metalopex
• 

  Restoration of the Eocene-Miocene swamp rhinoceros Metamynodon. Charles R. Knight (1896).
  †Metamynodon
• Metula
• †Michela
• †Michenia
• Microdrillia
• Micropterus
• †Microsyops
• †Microtomarctus
• Microtus
  • †Microtus mexicanus
  • †Microtus pennsylvanicus
  • †Microtus pinetorum
• Micrurus
  • †Micrurus fulvius
• †Mimetodon
• †Miocyon
• †Miohippus
• †Miracinonyx
  • †Miracinonyx inexpectatus – or unidentified comparable form
  • †Miracinonyx studeri
• Mitrella
• Modiolus – tentative report
• 

  Life restoration of the Miocene chalicothere mammal Moropus threatening a pair of the bear-dog Daphoenodon. Jay Matternes (1964).
  †Moropus
• †Morrillia
• Murex
• Mustela
  • †Mustela vison
• Myctophum
• Myliobatis
• †Mylohyus
  • †Mylohyus fossilis
• Myotis
  • †Myotis lucifugus
  • †Myotis velifer
• Mytilus
• Myzinum – or unidentified comparable form
• 

  Partial fossilized mandible of the Miocene-Pliocene horse Nannippus
  †Nannippus
• †Nanotragulus
• Narona
• Nassarius
• Nasua
• Natica
• Naticarius
• Natrix
  • †Natrix erythrogaster
• Nectandra
• †Neochoerus – type locality for genus
  • †Neochoerus pinckneyi
• Neofiber
• 

  Life restoration of a herd of Neohipparion. Robert Bruce Horsfall (1913).
  †Neohipparion
• Neotamias
  • †Neotamias cinereicollis
• Neotoma
  • †Neotoma albigula
  • †Neotoma floridana
  • †Neotoma mexicana
  • †Neotoma micropus
• Neptunea – report made of unidentified related form or using admittedly obsolete nomenclature
• Nerodia
  • †Nerodia fasciata
• Neverita
• †Nexuotapirus
• †Nimravides
• Niptus
• Norrisia
• †Notharctus
  • †Notharctus tenebrosus
• †Nothokemas
• 

  Life restoration of the Pleistocene ground sloth Nothrotheriops
  †Nothrotheriops
• †Nothrotherium
• Notiosorex
  • †Notiosorex crawfordi
• †Notiotitanops
• Notophthalmus
• Nucula
• Nysius – tentative report
• Oculina
• Odocoileus
  • †Odocoileus virginianus
• 

  A living Odontaspis sand shark
  Odontaspis
• Odostomia
• Olivella
• Ondatra
  • †Ondatra zibethicus
• Onychomys
  • †Onychomys leucogaster
  • †Onychomys torridus
• Opalia
• Opheodrys
  • †Opheodrys aestivus
• Ophisaurus
• †Oreodaphne
• Oryzomys
  • †Oryzomys palustris
• 

  Life restoration of the Miocene pronghorn Osbornoceros
  †Osbornoceros – tentative report
• Ostrea
• Ovis
  • †Ovis canadensis
• †Oxydactylus
• †Pachecoa
• †Palaeolama
• †Palaeophis
• Panopea
• Panthera
  • †Panthera leo
  • †Panthera onca
• †Paraenhydrocyon
• †Parahippus
  • †Parahippus leonensis – type locality for species
• †Paralbula
• 

  Fossilized skeleton of the Pliocene-Pleistocene ground sloth Paramylodon
  †Paramylodon
  • †Paramylodon harlani
• †Paramys
• †Paratoceras
• †Paratomarctus
• †Parectypodus
  • †Parectypodus sloani
• †Paronychomys – tentative report
• †Parvitragulus
• †Pediomeryx
• 

  Fossilized skull of the Eocene-Oligocene lizard Peltosaurus
  †Peltosaurus – tentative report
• †Peraceras
• †Peratherium
• Perognathus
  • †Perognathus flavus
• Peromyscus
  • †Peromyscus boylii
  • †Peromyscus difficilis
  • †Peromyscus eremicus
  • †Peromyscus gossypinus
  • †Peromyscus leucopus
  • †Peromyscus maniculatus
  • †Peromyscus pectoralis
• Phaedon – or unidentified comparable form
• Phalium
• †Phenacodus
• Philine
• 

  Illustration of a fossilized skull in multiple views of the Oligocene-Miocene bone-crushing dog Phlaocyon
  †Phlaocyon
  • †Phlaocyon annectens
  • †Phlaocyon minor
• Pholadomya
• Pholas
• Phos
• Phrynosoma
  • †Phrynosoma cornutum
• Phyllodus
• Physa
• Pinna – tentative report
• Pisidium
  • †Pisidium nitidum
• Pitar
• Pituophis
  • †Pituophis melanoleucus
• Planorbis
• 

  Restoration of a herd of alarmed Miocene-Pleistocene peccaries of the genus Platygonus. Charles R. Knight (1922).
  †Platygonus
  • †Platygonus compressus
• †Pleiolama
• †Plesiocolopirus
• †Plesiogulo
• Pleurocera
• Pleurofusia
• Pleuromeris
• Pleuroploca
• †Pleurostoma
• Pleurotomella
• Plicatula
• 

  Fossilized skull of the Miocene horse Pliohippus
  †Pliohippus
• †Pliometanastes
• †Poabromylus
• Podomys
• †Poebrotherium
• Polinices
• Polydora
• Polygyra
• Polyschides
• Porites
• †Potamides
• †Priscocamelus
• †Pristichampsus
• Pristis
• †Procamelus
  • †Procamelus leptognathus
  • †Procamelus occidentalis
• †Procastoroides
• †Procynodictis
• Procyon
  • †Procyon lotor
• †Prohesperocyon
  • †Prohesperocyon wilsoni
• Propeamussium
• †Prosimnia
• †Prosynthetoceras
• †Protitanotherium
• †Protoceras – tentative report
• †Protohippus
• †Protolabis
• †Protylopus – tentative report
• Pseudacris
  • †Pseudacris ocularis
  • †Pseudacris streckeri
• 

  Restoration of the Miocene cat Pseudaelurus
  †Pseudaelurus – tentative report
• †Pseudhipparion
• Pseudochama
• Pseudoliva
• †Pseudoprotoceras
• †Psittacotherium
• Pteria
• Pteris
• Pterothrissus
• Pterynotus
• 

  Illustration of a fossilized skull of the Paleocene multituberculate mammal Ptilodus
  †Ptilodus
  • †Ptilodus mediaevus
• Ptinus
• Puma
  • †Puma concolor
• Pupilla
  • †Pupilla blandi
• Pupoides
• Pycnodonte
• †Pylodictis
  • †Pylodictis olivaris
• Pyramidella
• †Quadrula
• Quinqueloculina
• †Raja
  • †Raja texana – type locality for species
• †Rana
  • 

    A living Rana catesbeiana (sometimes Lithobates catesbeianus), or American bullfrog
    †Rana catesbiana – lapsus calami of Rana catesbeiana
  • †Rana pipiens
• Ranularia
• Raphitoma
• Reithrodontomys
  • †Reithrodontomys fulvescens
  • †Reithrodontomys megalotis
  • †Reithrodontomys montanus
• †Retinella
• Retusa
• Rhinobatos
• Rhinocheilus
  • †Rhinocheilus lecontei
• Rhinoptera
• 

  Restoration of the Miocene-Pliocene elephant relative Rhynchotherium
  †Rhynchotherium – tentative report
• Rimella
• Ringicula
• †Rooneyia – type locality for genus
  • †Rooneyia viejaensis – type locality for species
• †Rotalia
• †Rotularia
• Salvadora
• †Sapindus
• Sassia
• Scalopus
  • †Scalopus aquaticus
• Scaphander
• Scaphella
• 

  A living Scaphiopus, or North American spadefoot toad
  Scaphiopus
• †Scaphites
• Sceloporus
  • †Sceloporus olivaceus
  • †Sceloporus undulatus
• Sciurus
  • †Sciurus carolinensis
  • †Sciurus niger
• †Selaginella
• Selenophorus – or unidentified comparable form
• Semele
• Serpulorbis
• Sigatica
• Sigmodon
  • 

    A living Sigmodon, or cotton rat
    †Sigmodon hispidus
• Siliqua
• Simnia
• †Sinopa
• Sinum
• Siphonalia
• Siren
  • †Siren miotexana – type locality for species
• Skena
• Skenea
• 

  Life restoration of the Pleistocene-Holocene saber-tooth cat Smilodon
  †Smilodon
  • †Smilodon fatalis
• †Soergelia
  • †Soergelia mayfieldi
• Solariella
• Solemya
• Solen
• †Sophora
• Sorex
  • †Sorex cinereus
  • †Sorex palustris
  • †Sorex vagrans
• Spermophilus
  • †Spermophilus elegans – or unidentified comparable form
  • 

    A living Xerospermophilus spilosoma, or spotted ground squirrel
    †Spermophilus spilosoma
  • †Spermophilus tridecemlineatus
  • †Spermophilus variegatus
• Sphaerium
• Spilogale
  • †Spilogale putorius
• Spirorbis
• Spirotropis
• Spisula
• Stagnicola
  • †Stagnicola reflexa
• 

  Mounted fossilized skeleton of the Pliocene-Pleistocene elephant relative Stegomastodon
  †Stegomastodon
  • †Stegomastodon mirificus
• †Steneofiber
• †Stenomylus
• †Stenotrema
• Sternotherus
• Sthenictis
• †Stockoceros – or unidentified comparable form
• Storeria
  • †Storeria dekayi
• †Striatolamia
• Strobilops
• †Stygimys
• 

  Life restoration of the Eocene taeniodont mammal Stylinodon
  †Stylinodon
• Succinea
• Sylvilagus
  • †Sylvilagus audubonii
  • †Sylvilagus floridanus
• Synaptomys
  • †Synaptomys cooperi
• †Synthetoceras
  • †Synthetoceras tricornatus – type locality for species
• Syrphus – or unidentified comparable form
• Tantilla
• Tanytarsus – tentative report
• Tapirus
  • †Tapirus veroensis
• Taxidea
  • †Taxidea taxus
• Teinostoma
• 

  Restoration of the Miocene-Pliocene rhinoceros Teleoceras
  †Teleoceras
  • †Teleoceras major
• Tellina
• Tenagodus
• †Tephrocyon
• Terebellum
• Terebra
• Teredo
• Terminalia
• Terrapene
  • 

    A living Terrapene carolina, or common box turtle
    †Terrapene carolina
  • †Terrapene ornata
• Testudo
• †Tetrameryx
• Thamnophis
  • †Thamnophis proximus
  • †Thamnophis sauritus
  • †Thamnophis sirtalis
• Theodoxus
• †Thinobadistes
• Thomomys
  • †Thomomys bottae
  • †Thomomys talpoides – or unidentified comparable form
• †Ticholeptus
• 

  Life restoration of the Paleocene pantodont mammal Titanoides
  †Titanoides
  • †Titanoides gidleyi – or unidentified comparable form
• †Tomarctus
  • †Tomarctus brevirostris
• †Toromeryx
• †Trigonias – tentative report
• Trigonostoma
• †Trinacria
• †Tripia
• Trochita
• Tropidoclonion
  • †Tropidoclonion lineatum
• †Truncilla
  • †Truncilla truncata
• †Trygon
• †Tuba
• Tucetona
• Turbonilla
• Turricula
• Turris
• Turritella
• Tympanuchus
• Typhina
• Tyto
  • †Tyto alba
• 

  Life restoration of the Eocene mammal Uintatherium
  †Uintatherium – or unidentified comparable form
  • †Uintatherium anceps
• Umbraculum
• Unio
• Urocyon
  • †Urocyon cinereoargenteus – or unidentified comparable form
• Ursus
  • †Ursus americanus
• †Ustatochoerus
• Vallonia
  • †Vallonia gracilicosta
  • †Vallonia parvula
• Venericardia
• Verticordia
• Vertigo
  • †Vertigo ovata
• †Viridomys
• †Volvariella
• Vulpes
  • †Vulpes velox
  • †Vulpes vulpes
• 

  Fossilized skull of the Pliocene-Pleistocene wolf Xenocyon
  †Xenocyon
• Xenophora
• Yoldia
• †Yumaceras
• Zonitoides
  • †Zonitoides arboreus

References

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