List of the prehistoric life of Texas

The Paleobiology Database records no known occurrences of Precambrian fossils in Texas ==Paleozoic==

Selected Paleozoic taxa of Texas • †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 • 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 • †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 • †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 • †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 • †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 • †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 • †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 • †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 • †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 • †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 • †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 • †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 • †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 • †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 • †Isodectes'' • †Isogramma • †Janassa • †Jeffersonia • †Jinogondolella • †Kingstonia • †Knoxosaurus – type locality for genus • †Kockelella • †Komia • †Labidosaurikos • †Labidosaurus • †Lambeoceras • †Lepidophyllum • †Levisoceras • †Limbella • Lingula • †Liroceras • †Llanoaspis • 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 • †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 • †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 • †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 – 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 • †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 • †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 • . 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 • †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 • †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 • †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 • †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 • †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 • †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 • †Zatrachys'' ==Mesozoic==

Selected Mesozoic taxa of Texas • †Acanthoceras'' • †Acanthoceras adkinsi • †Acanthoceras amphibolum • †Acanthoceras barcusi • †Acanthoceras eulessanum • †Acanthoceras johnsonanum • †Acanthoceras tarrantense • †Acanthoceras wintoni • †Acanthoceras worthense • Acesta • Acirsa • Acmaea • †Acompsoceras • †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 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 • 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 • †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 • 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 • †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 • †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 • †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 • (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 • †Collignoniceras'' • †Collignoniceras woollgari • †Colognathus – type locality for genus • †Coniasaurus • †Continuoolithus • †Conulus • Corbicula • Corbula • †Coupatezia • Crassostrea • †Crenella • †Crenella elegantula • †Crenella serica • †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 • †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 • †Doswellia • †Douvilleiceras • †Dreissena • †Dromomeron'' • †Dromomeron gregorii – type locality for species • †Dryptosaurus • †Dufrenoyia • †Dufrenoyia justinae • †Durania • †Echinocorys • †Ecphora • †Ectenosaurus • †Edmontonia – or unidentified comparable form • †Elea – tentative report • , 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 • †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 • †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 • , or bullhead shark Heterodontus'' • †Heteromorpha • Hexanchus • Homarus • †Hoplochelys • †Hoploscaphites • †Hybodus • †Hydnophora – tentative report • †Hypophylloceras • †Ichthyodectes • †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 • 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 • 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 • †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 • †Mammites'' • †Mantelliceras • †Mantelliceras cantianum • †Mariella • †Martinectes • †Martinectes bonneri • †Mathilda • Megalomphalus – or unidentified comparable form • †Megalosauropus – tentative report • Melanatria • Membranipora • †Meniscoessus • †Menuites • Mesalia • †Mesodma • †Metoicoceras • †Metoicoceras geslinianum • 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 • †Mosasaurus'' • †Mosasaurus missouriensis – tentative report • †Mytilus • †Naomichelys • Natica • Nebrius • †Neithea • †Neithea bexarensis • †Neithea quinquecostata • †Neocardioceras • †Neocardioceras juddii • †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 • †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 • †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 • 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 • 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 • †Platypterygius'' • †Plesiosaurus • Pleurotomaria • †Plicatoscyllium – type locality for genus • Plicatula • †Plioplatecarpus – tentative report • Polinices • †Pollex • †Polyptychodon • †Poposaurus • †Poposaurus gracilis • †Porituberoolithus • 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 • †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 • †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 • 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 • †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 • †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 • †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 • †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 • †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 • †Tyrannosaurus'' • †Tyrannosaurus rex • †Uktenadactylus • Unio • †Upogebia • †Vancleavea • †Vancleavea campi • †Vascellum • †Vascoceras • Venericardia • †Vinella • Viviparus – tentative report • Volsella • Vulsella • †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==

Selected Cenozoic taxa of Texas • Abra • Acanthocardia • Acar • Acirsa • †Aclistomycter • Acris • †Acris crepitans • Acteocina • Acteon • Admetula • Adrana • Aedes • †Aelurodon • , 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 • †Allognathosuchus'' • †Allomorone • Alvania • †Amblema • †Amblema plicata • †Ambystoma • †Ambystoma tigrinum • †Amebelodon • †Ameiurus • Amnicola • †Amphicyon • †Amphimachairodus • Amphiuma • †Ampullina • Amusium • Anadara • †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 • , 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 • †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 • , 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 • 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 • †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 • †Capromeryx'' • Capulus • Carapus • Carcharhinus • †Carpocyon • Carychium • †Carychium exiguum • Caryophyllia • Castor • †Castor canadensis • Catagonus • †Caveola • Celtis • Centropomus – tentative report • . Robert Bruce Horsfall (1913). †Ceratogaulus'' • †Ceratogaulus anecdotus – or unidentified comparable form • †Cerdocyon • Cerithiella • Cerithiopsis • Cerithium – tentative report • Chaetodipus • †Chaetodipus hispidus • Chama • Charina • †Charophyte • †Chasmaporthetes'' • Chironomus • Chlamys • †Chriacus • †Cimolodon • Cirsotrema • Cissus • Clavilithes • Clavus – tentative report • Closia • Clypeaster • Cochlespira • Cochliolepis • †Colodon • Coluber • , 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 • 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 • †Cuvieronius'' • Cyclammina • Cylichna • †Cylindracanthus • Cyllene – or unidentified comparable form • †Cynarctoides • †Cynarctus • Cynomys • †Cynomys ludovicianus • Cypraea • Cypraedia • Cythara • †Daphoenictis • †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 • †Duchesneodus'' • †Echmatemys • Elaphe • †Elaphe guttata • †Elaphe obsoleta • Eleutherodactylus • †Eleutherodactylus augusti • †Ellisella • Emarginula – or unidentified comparable form • Endochironomus • †Eomellivora • †Eosurcula • Epicauta • †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 • , also known as the Hagerman horse or American zebra †Equus simplicidens'' • †Equus occidentalis • Erethizon • †Erethizon dorsatum • †Eucyon • †Eucyon davisi • Eulima • Eumeces • †Eumeces fasciatus • †Eumeces obsoletus • †Euonymus • Eupleura • Euspira • †Eutrephoceras • †Exilia • Fasciolaria – tentative report • Felis • †Ficopsis • , 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 • †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 • †Haplohippus'' • Harpa • †Harpactocarcinus • †Harpagolestes • Hastula • Haustator • Hawaiia • †Hawaiia minuscula • †Hayoceros'' • Helicina • †Helicina orbiculata • Helicodiscus • †Helicodiscus parallelus • Helisoma • †Helisoma anceps • †Helisoma trivolvis • Heloderma • †Hemiauchenia • †Hemiauchenia macrocephala • †Herpetotherium • †Hesperotestudo • †Heteraletes • Heterodon • , 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 • , 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 • †Indarctos'' • †Inga • †Ischyrocyon • †Ischyromys • Isognomon • †Jefitchia – type locality for genus • Juglans • †Kalobatippus • Kinosternon • †Kinosternon flavescens • Kuphus • †Lacunaria • †Lambdoceras • †Lambertocyon • †Lambertocyon eximius • , 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 • †Leptocyon'' • †Leptoreodon • Lepus • †Lepus californicus • Limacina • Limaria • †Limnenetes • †Linthia • Lithophaga • Litiopa • Littorina • †Longirostromeryx • 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 • , 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 • . Robert Bruce Horsfall (1913). †Megatherium'' • †Megatylopus • Melanella • †Menetus • †Menoceras • †Menops • Mephitis • †Mephitis mephitis • Meretrix • †Merychippus • †Merychippus sejunctus • †Merychyus • . 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 • . 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 • †Mixotoxodon • Modiolus – tentative report • †Moropus • †Morrillia • Murex • Mustela • †Mustela vison • Myctophum • Myliobatis • †Mylohyus • †Mylohyus fossilis • Myotis • †Myotis lucifugus • †Myotis velifer • Mytilus • Myzinum – or unidentified comparable form • †Nannippus'' • †Nanotragulus • Narona • Nassarius • Nasua • Natica • Naticarius • Natrix • †Natrix erythrogaster • Nectandra • †Neochoerus – type locality for genus • †Neochoerus pinckneyi • Neofiber • . 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 • †Nothrotheriops'' • †Nothrotherium • Notiosorex • †Notiosorex crawfordi • †Notiotitanops • Notophthalmus • Nucula • Nysius – tentative report • Oculina • Odocoileus • †Odocoileus virginianus • sand shark Odontaspis'' • Odostomia • Olivella • Ondatra • †Ondatra zibethicus • Onychomys • †Onychomys leucogaster • †Onychomys torridus • Opalia • Opheodrys • †Opheodrys aestivus • Ophisaurus • †Oreodaphne • Oryzomys • †Oryzomys palustris • †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 • Paramylodon †Paramylodon • †Paramylodon harlani • †Paramys • †Paratoceras • †Paratomarctus • †Parectypodus • †Parectypodus sloani • †Paronychomys – tentative report • †Parvitragulus • †Pediomeryx • †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 • †Phlaocyon'' • †Phlaocyon annectens • †Phlaocyon minor • Pholadomya • Pholas • Phos • Phrynosoma • †Phrynosoma cornutum • Phyllodus • Physa • Pinna – tentative report • Pisidium • †Pisidium nitidum • Pitar • Pituophis • †Pituophis melanoleucus • Planorbis • of the genus Platygonus. Charles R. Knight (1922). †Platygonus • †Platygonus compressus • †Pleiolama • †Plesiocolopirus • †Plesiogulo • Pleurocera • Pleurofusia • Pleuromeris • Pleuroploca • †Pleurostoma • Pleurotomella • Plicatula • †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 • †Pseudaelurus'' – tentative report • †Pseudhipparion • Pseudochama • Pseudoliva • †Pseudoprotoceras • †Psittacotherium • Pteria • Pteris • Pterothrissus • Pterynotus • †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 • (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 • †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 • , 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 • , or cotton rat †Sigmodon hispidus'' • Siliqua • Simnia • †Sinopa • Sinum • Siphonalia • Siren • †Siren miotexana – type locality for species • Skena • Skenea • †Smilodon'' • †Smilodon fatalis • †Soergelia • †Soergelia mayfieldi • Solariella • Solemya • Solen • †Sophora • Sorex • †Sorex cinereus • †Sorex palustris • †Sorex vagrans • Spermophilus • †Spermophilus elegans – or unidentified comparable form • , or spotted ground squirrel †Spermophilus spilosoma'' • †Spermophilus tridecemlineatus • †Spermophilus variegatus • Sphaerium • Spilogale • †Spilogale putorius • Spirorbis • Spirotropis • Spisula • Stagnicola • †Stagnicola reflexa • †Stegomastodon'' • †Stegomastodon mirificus • †Steneofiber • †Stenomylus • †Stenotrema • Sternotherus • Sthenictis • †Stockoceros – or unidentified comparable form • Storeria • †Storeria dekayi • †Striatolamia • Strobilops • †Stygimys • †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 • †Teleoceras'' • †Teleoceras major • Tellina • Tenagodus • †Tephrocyon • Terebellum • Terebra • Teredo • Terminalia • Terrapene • , or common box turtle †Terrapene carolina'' • †Terrapene ornata • Testudo • †Tetrameryx • Thamnophis • †Thamnophis proximus • †Thamnophis saurita • †Thamnophis sirtalis • Theodoxus • †Thinobadistes • Thomomys • †Thomomys bottae • †Thomomys talpoides – or unidentified comparable form • †Ticholeptus • †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 furcata • †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 • †Xenocyon'' • Xenophora • Yoldia • †Yumaceras • Zonitoides • †Zonitoides arboreus ==References==