List of the Mesozoic life of Texas

• †Acanthoceras'' • †Acanthoceras adkinsi • †Acanthoceras amphibolum • †Acanthoceras barcusi • †Acanthoceras eulessanum • †Acanthoceras johnsonanum • †Acanthoceras tarrantense • †Acanthoceras tarrantense nitidum • †Acanthoceras wintoni • †Acanthoceras worthense • Acesta • †Acesta sayeri • †Acesta sayrei • Acila • †Acila chicotana • Acirsa • †Acirsa flexicostata – tentative report • Acmaea • †Acmaea occidentalis • †Acmaea pilleolus • †Acompsoceras • †Acrocanthosaurus'' • †Acrocanthosaurus atokensis • †Acrosmilia • Acteon • †Acteon nitidus – tentative report • †Acteon throckmortoni • †Acteonella • †Acteonella delgadoi • †Acteonella pecosensis • †Acteonella sublaevis – or unidentified comparable form • †Actinacis • †Actinacis valverdensis – type locality for species • †Actinastrea • †Actinastrea guadalupae • †Actinostreon • †Actinostreon gregareum • †Acutostrea • †Acutostrea plumosa • †Adelobasileus'' – type locality for genus • †Adelobasileus cromptoni – type locality for species • †Adinodon • †Adinodon pattersoni – type locality for species • †Adkinsella – type locality for genus • †Adkinsella edwardsensis – type locality for species • †Adkinsia • †Adkinsia bosquensis – type locality for species • †Adkinsia knikerae – type locality for species • †Adocus • †Aenona • †Aenona eufaulensis • †Aetodactylus – type locality for genus • †Aetodactylus halli – type locality for species • †Agerostrea • †Agerostrea mesenterica • †Aguileria • †Aguileria cumminsi • †Agujaceratops • †Agujaceratops mariscalensis – type locality for species • †Akera • †Akera constricta • †Alamosaurus • †Alamosaurus sanjuanensis • †Albanerpeton • †Albanerpeton arthridion – type locality for species • †Albanerpeton gracilis • †Albanerpeton nexuosus • †Aliofusus • †Aliofusus balaniformis • †Aliofusus reagani • †Aliofusus reagani subtilis • †Aliofusus reagani tumidus • †Aliomactra • †Aliomactra compressa • †Alkaidia – type locality for genus • †Alkaidia sumralli – type locality for species • †Allocrioceras • †Allocrioceras annulatum • †Allocrioceras dentonense • †Allocrioceras larvatum • Alnus • †Alnus trina • †Alphadon'' • †Alphadon halleyi – or unidentified comparable form • †Alphadon perexiguus – type locality for species • †Altairia – type locality for genus • †Altairia wintoni • †Amaurellina • †Amaurellina stephensoni • †Ambigostrea • †Ambigostrea tecticosta • †Ambrosea • †Ambrosea nitida • Ammobaculites • †Ammobaculites subcretaceous • †Ammobaculites subcretaceus • †Ampullina'' – or unidentified comparable form • †Ampullina abnormalis • †Ampullina densatus • †Ampullina lirata • Amuletum • †Amuletum boylei • †Amuletum curvocostatum • †Amuletum venustum • Amusium • †Amusium danei – tentative report • †Anacolosidites • †Anaklinoceras • †Anaklinoceras reflexum • †Anatimya • †Anatimya anteradiata • †Anatimya anteradiata texana • †Anatimya eulessana • †Anatimya longula • †Anchura • †Anchura bexarensis • †Anchura caddoensis • †Anchura campbelli • †Anchura elegans • †Anchura hoggi • †Anchura lamari • †Anchura modesta • †Anchura noackensis • †Anchura noakensis – tentative report • †Anchura substriata • †Anchura turricula • †Anchura whitneyensis • †Ancilla • †Ancilla acutula • †Angistorhinus • †Angistorhinus alticephalus – type locality for species • †Angistorhinus grandis • †Angulomastacator'' – type locality for genus • †Angulomastacator daviesi – type locality for species • †Anisoceras • †Anisoceras armatum • †Anisoceras perarmatum • †Anisomyon • †Anisomyon borealis – tentative report • †Anisomyon haydeni • †Anomalina • †Anomalina petita • †Anomalina torcerensis • †Anomalofusus • †Anomalofusus bellulus • †Anomalofusus lemniscatus • Anomia • †Anomia argentaria • †Anomia mexicana • †Anomia ornata • †Anomia ponticulana • †Anomia tellinoides • †Anomoeodus • †Anomotodon • †Anomotodon toddi – type locality for species • †Antillocaprina • †Apachesaurus • †Apachesaurus gregorii • †Aphrodina • †Aphrodina navarroana • †Aphrodina tippana • Aplousina • †Apsgnathus – type locality for genus • †Apsgnathus triptodon – type locality for species • †Aquilarhinus – type locality for genus • †Aquilarhinus palimentus – type locality for species • Arca • †Arca martindalensis • †Arca pergracilis • †Arca rostellata • †Arca securiculata • Architectonica • †Architectonica voragiformis • Arcopsis • †Arcopsis nolani • †Arctostrea • †Arctostrea falacata • †Areopsammia – type locality for genus • †Areopsammia bakerae – type locality for species • with an anachronistic human to scale †Arganodus'' • †Arganodus dorotheae – type locality for species • Arrhoges • †Arrhoges cibolensis • †Arrhoges ciboloensis • †Arrhoges lobata media • †Arrhoges plenocosta • †Asciocythere • †Asciocythere rotunda • †Aspidoceras • †Aspidoceras laevigatum • †Astacodes • †Astacodes davisi • †Astacodes maxwelli • †Astandes • Astarte • †Astarte culebrensis • †Astarte malonensis • †Astartemya • †Astartemya fentressensis • stony coral Astrangia'' • †Astrangia cretacea • †Astrangia lamarensis – type locality for species • Astreopora – tentative report • †Astreopora leightoni – type locality for species • †Astrocoenia • †Astrocoenia budaensis – type locality for species • †Astrocoenia nidiformis • †Astrocoenia scyphoidea – type locality for species • †Astroconodon – type locality for genus • †Astroconodon denisoni – type locality for species • †Astrocratis – type locality for genus • †Astrocratis acutispina – type locality for species • †Astrodon'' • †Astrodon johnstoni • †Astrophocaudia – type locality for genus • †Astrophocaudia slaughteri – type locality for species • †Atreta • †Atreta minor • †Aulastraeopora – type locality for genus • †Aulastraeopora harrisi – type locality for species • †Axonoceras • †Axonoceras compressum • †Axonoceras multicostatum • †Axonoceras multicostatum rotundum • †Axonoceras pingue • †Axosmilia • †Axosmilia craginiana – type locality for species • †Axosmilia whitneyi – type locality for species ==B==

• †Baculites'' • †Baculites aquilaensis - or unidentified loosely related form • †Baculites claviformis • †Baculites haresi – or unidentified comparable form • †Baculites ovatus • †Baculites scotti • †Baculites taylorensis • †Baculites tippahensis • †Baculites undatus • †Baena – report made of unidentified related form or using admittedly obsolete nomenclature • †Banis • †Banis siniformis • Barbatia – tentative report • †Barbatia carolinensis • †Barroisiceras • †Basilemys'' • †Bathycyathus – tentative report • †Bathycyathus lloydi – type locality for species • †Bathytormus • †Bathytormus pteropsis • †Belemnitella • †Belemnitella americana • †Bellifusus • †Bellifusus angulicostatus – or unidentified related form • †Bellifusus buffaloensis • †Bellifusus coronatus • †Bellifusus crassicostatus • †Bellifusus deatsvillensis • †Bellifusus multicostatus • †Bellifusus robustus • †Bellifusus tennistriatus • †Belliscala • †Belliscala crideri • †Belliscala forbeyi • †Belliscala rockensis • †Belodon • †Belodon superciliosus – type locality for species • †Belonostomus'' • †Beretra • †Beretra contracta • †Beretra elongata • †Beretra firma • †Beretra ornatula • †Beretra ripleyana • †Beretra striata • †Bernissartia'' – tentative report • †Betelgeusia – type locality for genus • †Betelgeusia reidi – type locality for species • †Borissiakoceras • †Borissiakoceras orbiculatum • †Bostrychoceras • †Bostrychoceras polyplocum • Botula • †Botula carolinensis • †Botula conchafodentis • †Botula plumosa • hunting a hesperornithiform bird †Brachauchenius'' • †Brachauchenius lucasi • Brachidontes • †Brachidontes arlingtonanus • †Brachidontes filisculptus • †Brachidontes filisculptus microcostae • †Brachidontes fulpensis • Brachiodontes • †Brachychampsa • †Brachycythere – tentative report • †Brachycythere subconcentrica • †Brachyrhizodus – type locality for genus • †Brachyrhizodus wichitaensis – type locality for species • †Brachysuchus – type locality for genus • †Brachysuchus megalodon – type locality for species • †Bravoceratops'' – type locality for genus • †Bravoceratops polyphemus – type locality for species • †Breviarca • †Breviarca grandis • †Breviarca habita • †Breviarca minor • †Breviarca nolani • †Breviarca plummeri • †Brontopodus – type locality for genus • †Brontopodus birdi – type locality for species • †Buccinopsis • †Buccinopsis crassa • †Buccinopsis crassicostata • †Buccinopsis crassus • †Buccinopsis globosa • †Buccinopsis greenensis • †Buccinopsis perryi • †Buccinopsis solida • †Budaia – type locality for genus • †Budaia travisensis – type locality for species • †Budaiceras • †Budaiceras alticarinatum • †Budaiceras elegantior • †Budaiceras hyatti • †Burckhardtites • †Burckhardtites palmensis • Busycon – tentative report ==C==

• Cadulus • †Cadulus coonensis • †Cadulus obnutus • †Cadulus praetenuis • Caestocorbula • †Caestocorbula crassaplica • †Caestocorbula crassiplica • †Caestocorbula suffalciata • †Caestocorbula terramaria • †Caestocorbula torta • †Caestocorbula williardi • Callianassa • †Calliomphalus • †Calliomphalus americanus • †Calliomphalus bellulus • †Calliomphalus microcancelli • Callistina • †Callistina alta • †Callistina lamarensis • †Callistina munda • †Callistina taffi • †Callodus – type locality for genus • †Callodus coronatus – type locality for species • Callucina • †Callucina chatfieldana • †Callucina oleodorsum • †Callucina seminalis • †Calyptosuchus – type locality for genus • †Calyptosuchus wellesi – type locality for species • , or Chinese hat snails Calyptraea'' • †Camptonectes • †Camptonectes bellisculptus • †Camptonectes bubonis • †Camptonectes burlingtonensis • †Camptonectes cavanus • †Camptonectes ellsworthensis • †Camptonectes kaufmanensis • †Camptonectes martinsensis • Cancellaria • †Cancellaria matroni – tentative report • †Cantabrigites • †Cantabrigites spinosum • †Cantabrigites subsimplex – or unidentified related form • Cantharus – tentative report • †Cantioscyllium • †Cantioscyllium meyeri – type locality for species • †Capellia – type locality for genus • †Capellia mauricei – type locality for species • †Caprina'' • †Caprina coraloidea • †Caprina douvillei • †Caprinuloidea • †Caprinuloidea multitubifera • †Caprinuloidea perfecta • Capulus • †Capulus cuthandensis • †Capulus erectus • †Capulus microstriatus – tentative report • †Capulus spangleri • sand tiger shark Carcharias'' • †Carcharias heathi – type locality for species • †Carcharias holmdelensis • †Carcharias samhammeri – or unidentified comparable form • †Cardiaster • †Cardiaster leonensis • Cardium • †Cardium wadei • †Caririchnium • †Caririchnium protohadrosaurichnos – type locality for species • Carota • †Carota biplicata • †Carota pendula • †Carota robusta • †Carycorbula • †Carycorbula martinae • Caryocorbula • †Caryocorbula ovisana • †Caryocorbula tradingensis • †Caryocorbula varia • solitary coral Caryophyllia'' • †Caryophyllia comanchei – type locality for species • †Caryophyllia dentonensis – type locality for species • †Caryophyllia konincki – type locality for species • †Caseosaurus – type locality for genus • †Caseosaurus crosbyensis – type locality for species • †Casierius • †Casierius heckeli • †Casierius heckelii • †Catactegenys – type locality for genus • †Catactegenys solaster – type locality for species • †Catastomocystis • †Catastomocystis spinosa • †Caturus'' • †Caveola • †Caveola acuta – tentative report • †Caveola bellsana • †Caveola producta • †Cedarosaurus • †Cedarosaurus weiskopfae • †Cenomanocarcinus • †Cenomanocarcinus refroae • †Cenomanocarcinus renfroae • †Cenomanocarcinus vanstraeleni • †Ceratodus'' • †Ceratodus americanus – or unidentified comparable form • Ceratotrochus – tentative report • †Ceriopora • Cerithiella • †Cerithiella nodoliratum – or unidentified related form • †Cerithiella semirugatum • Cerithium • †Cerithium simpsonensis • †Chamops • †Champsosaurus • †Chartecytis • †Cheloniceras • †Cheloniceras adkinsi • †Cheloniceras cornuelianum • †Chindesaurus'' • †Chindesaurus bryansmalli • †Chinlea • †Chinlea sorenseni • †Chirostenotes • †Chondrodonta • †Chondrodonta glabra • †Chondrodonta munsoni • †Chondrodonta youngi – type locality for species • †Chupacabrachelys – type locality for genus • †Chupacabrachelys complexus – type locality for species • Cidaris • †Cidaris hemigranosus • †Cidaris texanus • †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 • †Cinulia • †Cinulia tarrantensis – or unidentified related form • †Cionichthys • †Cionichthys greeni – type locality for species • †Citharina • †Citharina kochii • †Cladoceramus • †Cladoceramus undulatoplicatus • †Cladophyllia • †Cladophyllia furcifera • †Clavipholas • †Clavipholas pectorosa • †Clavipholas whitfieldi • †Clevosaurus – or unidentified comparable form • †Clevosaurus latidens • †Clidastes'' • †Clidastes liodontus • Cliona • †Cliona microtuberum • †Cliona retiformis • †Clisocolus • †Clisocolus concentricum • †Coahomasuchus – type locality for genus • †Coahomasuchus kahleorum – type locality for species • †Coahuilites – tentative report • †Coalcomana • †Coalcomana ramosa • †Codiopsis • †Codiopsis stephensoni – type locality for species • †Coelodus • †Coelodus decaturensis – type locality for species • †Coelodus fabadens – type locality for species • with an anachronistic human to scale †Coelophysis'' • †Coelosmilia • †Coelosmilia americana • †Coelosmilia texana • †Coilopoceras • †Coilopoceras springeri • †Collignoniceras • †Collignoniceras woollgari • †Colognathus – type locality for genus • †Colognathus obscurus – type locality for species • †Colombiceras • †Colombiceras robustum • †Columbiceras • †Columbiceras robustus • †Comptoniaster • †Comptoniaster adamsi • †Confusiscala – tentative report • †Coniasaurus • †Coniasaurus crassidens • †Connectastrea – tentative report • †Connectastrea infundibuliformis – type locality for species • Conopeum • †Continuoolithus • †Conulus • †Conulus stephensoni – type locality for species • †Convolosaurus – type locality for genus • †Convolosaurus marri – type locality for species • basket clam Corbicula'' • Corbula • †Corbula amniculana • †Corbula dentonensis • †Corbula inflata • †Corbula linteroidea • †Corbula ponsana • †Corbula pulvinata • †Corbula rockensis • †Corbula senecta • †Corbula starana • †Corbula subradiata • †Corbula subradiata texana • †Corbula torta – or unidentified related form • †Corbula williardi – tentative report • †Corbula woodi • †Coskinolinoides • †Coskinolinoides texanus • †Costellacesta • †Costellacesta sayrei • †Coupatezia • †Coupatezia turneri – type locality for species • †Craginia • †Craginia turriformis • Crassatella • †Crassatella hodgei • †Crassatella quinlanensis • †Crassatella vadosa • †Crassatella vadosa bexarensis • †Crassatella vadosa cedarensis • †Crassatella vadosa chatfieldensis • †Crassatella vadosa manorensis • Crassostrea'' • †Crassostrea cortex • †Crassostrea cusseta • †Crassostrea trigonalis • †Crateraster • †Crateraster quinqueloba • †Crateraster texensis • †Crenella • †Crenella elegantula • †Crenella serica • †Crenella subcircularis • †Creonella • †Creonella deusseni • †Creonella triplicata • †Creonella whitei • †Cretacoranina • †Cretacoranina dichrous • †Cretolamna'' • †Cretolamna appendiculata • †Cretolamna maroccana • †Cretorectolobus • †Cretorectolobus olsoni – or unidentified comparable form • †Crosbysaurus – type locality for genus • †Crosbysaurus harrisae – type locality for species • Ctena • †Ctena parvilineata • , or false ark shell Cucullaea'' • †Cucullaea blanpiedi • †Cucullaea capax • †Cucullaea deatvillensis • †Cucullaea kingsensis • †Cucullaea murrayi • †Cucullaea powersi • †Cuna • †Cuna texana • †Curtocaprina – type locality for genus • †Curtocaprina clabaughikinsorum – type locality for species • Cuspidaria • †Cuspidaria alaeformis • †Cuspidaria ampulla • †Cuspidaria grandis • †Cuspidaria grovensis • †Cyathomorpha – tentative report • †Cyathomorpha damoni – type locality for species • †Cyathophora • †Cyathophora haysensis – type locality for species • †Cyathophora olssoni – type locality for species • †Cyclorisma • †Cyclorisma orbiculata • †Cyclorisma parva • †Cyclorisma pumila • †Cyclothyris • †Cyclothyris americana • Cylichna • †Cylichna incisa • †Cylichna secalina • †Cymatoceras'' • †Cymatoceras hilli – or unidentified comparable form • †Cymatoceras texanum • †Cymbophora • †Cymbophora appressa • †Cymbophora berryi • †Cymbophora cancellosa • †Cymbophora inflata • †Cymbophora puteana • †Cymbophora saccellana • †Cymbophora scabellum • †Cymbophora schucherti • †Cymbophora securis • †Cymbophora simpsonensis • †Cymbophora spooneri • †Cymbophora subtilis • †Cymbophora wordeni • †Cymella • †Cymella bella • †Cymella bella texana • †Cymella ironensis • †Cypridae • †Cypridae wyomingensis – or unidentified related form • †Cyprimeria • †Cyprimeria alta • †Cyprimeria coonensis • †Cyprimeria depressa • †Cyprimeria patella • Cythere • †Cythere concentrica • †Cythereis • †Cythereis dentonensis • †Cythereis hawleyi • †Cythereis nuda • †Cythereis ornatissima • †Cythereis paupera • †Cythereis pustulosissima • †Cythereis worthensis • Cytherella • †Cytherella comanchensis • Cytherelloidea • †Cytherelloidea reticulata • †Cytherelloidea williamsoniana • Cytheropteron • †Cytheropteron rugosalatum • Cyzicus – tentative report • †Cyzicus shupei ==D==

• †Dallasaurus'' – type locality for genus • †Dallasaurus turneri – type locality for species • †Darwinula • Dasmosmilia • †Dasmosmilia kochii – type locality for species • Dasyatis • †Dasyatis commercensis – type locality for species • †Dathmila • †Dathmila lineola • †Dawsonius • †Dawsonius tigris • †Deinosuchus'' • †Deinosuchus riograndensis • †Deinosuchus rugosus – type locality for species • †Deltaichthys • †Deltaichthys albuloides • †Dendrosmilia – tentative report • †Dendrosmilia texana • †Denebia – type locality for genus • †Denebia americana • Dentalina • †Dentalina communis • Dentalium • †Dentalium inornatum • †Dentalium leve • †Dentalium minor • †Dentalium navarroi • †Dentalium pauperculum • †Dentalium sublineatum • †Dentalium vaughani • †Dentonia • †Dentonia leveretti • with an anachronistic human to scale †Desmatosuchus'' • †Desmatosuchus haplocerus • †Desmatosuchus smalli – type locality for species • †Desmatosuchus spurensis – type locality for species • †Desmoceras • †Deussenia • †Deussenia bellalirata • †Deussenia ciboloensis • †Deussenia corbis • †Deussenia multilirae • †Deussenia travisana • †Dhondtichlamys • †Dhondtichlamys venustus • †Dichastopollenites • †Dictyoconus • †Dictyoconus walnutensis • †Dimorpharaea • †Dimorpharaea manchacaensis – type locality for species • †Dimorphastrea • †Dimorphastrea stantoni – type locality for species • †Dinogymnium • †Dinogymnium acuminatum • †Dinogymnium euclaense • Diodora – tentative report • †Diodora bartonvillensis • †Diphydontosaurus'' – or unidentified related form • †Diploastrea • †Diploastrea harrisi – type locality for species • †Diploastrea hilli – type locality for species • †Diploastrea vaughani – type locality for species • †Diplolonchidion – type locality for genus • †Diplolonchidion murryi – type locality for species • †Diplomoceras • †Diplomoceras trabeatus • †Discofascigera • Discorbis • †Discorbis correcta • †Discorbis minima • †Discoscaphites • †Discoscaphites conradi • †Discoscaphites erucoideus • †Distefanella – or unidentified comparable form • !-- Doswellia: Automatic taxobox --> †Doswellia • †Douvilleiceras • †Douvilleiceras grandense • †Douvilleiceras mammillatum • †Douvilleiceras offarcinatum – or unidentified comparable form • †Douvilleiceras orbignyi – or unidentified comparable form • †Douvilleiceras quitmanense • †Douvilleiceras rex • †Douvilleiceras spathi • †Douvillelia – tentative report • †Douvillelia skeltoni • freshwater mussel †Dreissena'' • †Dreissena tippana • †Drepanocheilus • †Drepanocheilus corbetensis • †Drepanocheilus cuthandensis • †Drepanocheilus texanus • †Drepanochilus • †Drepanochilus corbetensis • †Drepanochilus davidsi • †Drepanochilus martini • †Drepanochilus texanus • †Drepanochilus triliratus • †Drilluta • †Drilluta brevispira • †Drilluta crassicostata • †Drilluta crassicostata longa • †Drilluta distans • †Drilluta major – or unidentified comparable form • †Drilluta paucicostata • †Dromomeron'' • †Dromomeron gregorii – type locality for species • †Dryptosaurus • †Dufrenoyia • †Dufrenoyia justinae • †Dufrenoyia rebeccae • †Durania ==E==

• †Echinocorys • †Echinocorys texanus • †Ecphora • †Ecphora proquadricostata • †Ectenosaurus'' • †Edmontonia – or unidentified comparable form • †Elea – tentative report • †Elephantaria • †Elephantaria simondsi – type locality for species • †Ellipsoscapha • †Ellipsoscapha mortoni • †Ellipsoscapha striatella • , or the "saber-toothed herring" †Enchodus'' • †Endoplocytia • †Endoptygma • †Endoptygma leprosa • †Endostoma • †Endostoma mexicana – or unidentified comparable form • †Engonoceras • †Engonoceras complicatum • †Engonoceras elegans • †Engonoceras gibbosum • †Engonoceras hilli • †Engonoceras retardum • †Engonoceras serpentinum • †Engonoceras stolleyi • †Engonoceras subjectum – or unidentified related form • †Enoploclytia • †Enoploclytia triglypta • †Enoploclytia wintoni • †Entolium • †Eoacteon • †Eoacteon linteus • †Eodouvilleiceras • †Eomunidopsis • †Eomunidopsis limonitica • Eonavicula • †Eonavicula newspecies1 • †Eonavicula rostellata • †Eoradiolites • †Eoradiolites davidsoni • †Eosiderastrea • †Eosiderastrea cuyleri – type locality for species • †Eoursivivas • †Eoursivivas harveyi • †Epiaster • †Epiaster whitei • †Epiphaxum • †Epiphaxum labyrinthicum – type locality for species • †Episcoposaurus – type locality for genus • †Episcoposaurus haplocerus – type locality for species • †Epistomina • †Epistomina charlottae • †Epistomina lacunosa • †Epistreptophyllum • †Epistreptophyllum boesei – type locality for species • †Epistreptophyllum budaensis – type locality for species • †Epistreptophyllum shumardi – type locality for species • †Epitonium • †Epitonium sillimani • †Etea • †Etea corsicana • †Etea peasi • †Ethmocardium • †Ethmocardium welleri • †Eubaculites • †Eubaculites carinatus • †Eubostrychoceras'' • †Eubostrychoceras reevesi • †Eucalycoceras • †Eucalycoceras templetonense – type locality for species • †Eufistulana • †Eufistulana ripleyana • †Eufistulina • †Eufistulina ripleyana • †Eugyra • †Eugyra cuyleri – type locality for species • †Euhoplites – tentative report • †Eulima • †Eulima clara • †Eulima laevigata • †Euomphaloceras • †Euomphaloceras alvaradoense • †Euomphaloceras lonsdalei • †Euomphaloceras septemseriatum • †Eupachydiscus • †Eupachydiscus grossouvrei • moon sea snail †Euspira'' • †Euspira dorothiensis • †Euspira dorothiensis pendula • †Euspira rectilabrum • †Euspira rectilabrum texanus • †Euspira rivulana • Euthriofusus – or unidentified related form • †Euthriofusus convexus • †Eutrephoceras • †Eutrephoceras dekayi • †Eutrephoceras perlatus • †Eutrephoceras planoventer • †Ewingia – type locality for genus • †Ewingia problematica – type locality for species • †Exogyra'' • †Exogyra americana • †Exogyra arientina • †Exogyra cancellata • †Exogyra columbella • †Exogyra columbella levis • †Exogyra costata • †Exogyra costata spinifera • †Exogyra erraticostata • †Exogyra potosina • †Exogyra spinifera • †Exogyra texana ==F==

• †Fagesia'' • †Fagesia catinus • †Faraudiella • †Faraudiella franciscoensis • †Faraudiella roermeri • †Faujasia • †Faujasia chelonium – type locality for species • †Favia • †Favia texana • †Feldmannia • †Feldmannia wintoni • †Ficheuria • †Ficheuria pernoni – or unidentified related form • †Fictoacteon • †Fictoacteon alveolanus • †Fictoacteon humilispira • †Fictoacteon imlayi • †Fictoacteon saxanus • Filisparsa • †Flaventia • †Flaventia ludana • †Flemingostrea • †Flemingostrea pratti • †Flemingostrea subspatula • †Flemingostrea subspatulata • †Flexomornis – type locality for genus • †Flexomornis howei – type locality for species • †Flickia • †Flickia simplex – type locality for species • †Fomalhautia – type locality for genus • †Fomalhautia hortensae – type locality for species • †Forbesiceras • †Forbesiceras beaumontianum • †Forbesiceras brundrettei • †Forbesiceras conlini • †Forresteria • †Forresteria castellense – type locality for species • †Forresteria forresteri – type locality for species • †Forresteria sevierense – type locality for species • †Frenelopsis • †Frenelopsis ramosissima • †Fulgerca • †Fulgerca attenuata – or unidentified related form • †Fulgerca venusta • †Fulpia • †Fulpia pinguis • †Fungella • †Fuscinapedis – type locality for genus • †Fuscinapedis woodbinensis – type locality for species • †Fusimilis • †Fusimilis robustus • sea snail Fusinus'' • †Fusinus cornelianus • †Fusinus macnairyensis – or unidentified related form ==G==

• school shark Galeorhinus'' • †Galeorhinus girardoti – or unidentified related form • †Gallolestes • †Gallolestes agujaensis – type locality for species • †Garramites • †Garramites nitidus • Gastrochaena • Gaudryina • †Gaudryina austinana • †Gaudryina cushmani • †Gaudryina ellisorae • Gegania • †Gegania manzaneti • †Geltena • †Geltena nitida • †Geltena obesa • †Geltena prunoides • †Geltena subcompressa • †Geltena subequilatera • †Geltena sybcompressa • †Gerdalia • †Gervillia'' • †Gervillia bryani • †Gervillia wellsi – tentative report • †Gervilliopsis • †Gervilliopsis ensiformis • †Gervilliopsis ensiformis extensa • †Gervilliopsis invaginata • Ginglymostoma • †Glenrosa • †Glenrosa pagiophylloides • †Glenrosa texensis • †Globator • †Globator vaughani – type locality for species • †Globidens'' • †Globidens dakotensis • Globigerina • †Globigerina cretacea • †Globigerina washitaensis • Glossus • †Glossus bulbosa • †Glossus hendersoni • †Glossus irelandi • †Glossus shumardi • †Glossus slatana • †Glossus slatana parva • Glycymeris • †Glycymeris rotundata • †Glycymeris rotundata kaufmanensis • †Glyptops'' – tentative report • †Glyptoxoceras • †Glyptoxoceras texanum • †Gobiates • †Goniochasma • †Goniochasma scaphoides • †Goniocylichna • †Goniophorus • †Goniophorus scotti • †Graciliala • †Graciliala calcaris • †Graciliala cooki • †Graciliala johnsoni – tentative report • †Grammatodon • †Grammatodon adkinsi • †Grammatodon bowiei • †Granocardium • †Granocardium bowenae • †Granocardium conradi • †Granocardium deltanum • †Granocardium dumosum • †Granocardium kuemmeli • †Granocardium kummeli • †Granocardium lowei • †Granocardium rossae • †Granocardium tholi • †Granocardium tippananum • †Graphidula • †Graphidula gabrielensis – tentative report • †Graphidula hoggi • †Graphidula lynnensis • †Graphidula multicostata • †Graphidula terebriformis • †Graptocarcinus • †Graptocarcinus texanus • †Graysonia • †Graysonia bergquisti • †Graysonites • †Graysonites adkinsi • †Graysonites wacoense • †Gryphaea • †Gryphaea aucella – or unidentified related form • †Gryphaea gibberosa • †Gryphaea marcoui • †Gryphaea pitcheri • †Gryphaea washitaensis • †Gryphaeostrea • †Gryphaeostrea vomer • . †Gryposaurus'' – tentative report • †Gryposaurus alsatei • †Guembelina • †Guembelina globulosa • †Guembelina paucistriata • †Gumbelina • †Gymnentome • †Gymnentome valida • †Gymnentome valida brevis • †Gypsichnites • †Gypsichnites titanopelopatidus • Gyrodes • †Gyrodes abyssinus • †Gyrodes americanus • †Gyrodes major • †Gyrodes petrosus • †Gyrodes rotundus • †Gyrodes spillmani • †Gyrodes subcarinatus • †Gyrodes supraplicatus • †Gyrodes tramitensis • †Gyronchus • †Gyronchus dumblei • †Gyrostrea • †Gyrostrea cortex ==H==

• bubble shell sea snail Haminoea'' – tentative report • †Haminoea simpsonensis • †Hamites • †Hamrabatis • †Hamrabatis weltoni – type locality for species • †Hamulus • †Hamulus huntensis • †Hamulus onyx • †Hamulus squamosus • †Haplostiche • †Haplostiche texana • †Haplovoluta • †Haplovoluta bicarinata • †Harduinia • †Harduinia bexari • †Harduinia dalli • †Harduinia mortonis • †Helicoceras • †Helicoceras navarroense • †Helopanoplia • Hemiaster • †Hemiaster benhurensis • †Hemiaster bexari • †Hemiaster jacksoni • †Hemiaster sabinal – type locality for species • †Hemiaster texanus • †Hemiaster wetherbyi • †Hemicalypterus – tentative report • †Hemicalypterus weiri • Hemicerithium • †Hemicerithium insigne • †Hemicerithium interlineatum • †Hercorhynchus • †Hercorhynchus malleiformis • †Hercorhyncus • †Hercorhyncus coronale • †Hercorhyncus malleiformis • †Hercorhyncus mundum • †Hercorhyncus nodosum • †Hercorhyncus tippanus • †Hercorhyncus vadosum • †Heterocoenia – tentative report • †Heterocoenia hilli – type locality for species • †Heterocoenia washitaensis – type locality for species • Heterodontus • †Heterodontus granti – type locality for species • † Heteromorpha • †Heteromorpha ammonite • , or sixgill shark Hexanchus'' • †Hillites • †Hillites multilirae • †Hillites septarianus • †Hindeastraea • †Hindeastraea discoidea • †Holaster • †Holaster simplex • †Holoclemensia – type locality for genus • †Holoclemensia texana – type locality for species • Homarus'' • †Homarus brittonetris • †Homarus davisi • †Homarus travisensis • †Homoeosolen • †Homomya • †Homomya thrusheri – tentative report • †Hoplochelys • †Hoploscaphites • †Hoploscaphites pumilis • †Huetamia • †Huetamia buitronae • --> †Hybodus'' • †Hybodus brevicostatus – or unidentified comparable form • †Hybodus butleri – type locality for species • †Hydnophora – tentative report • †Hydnophora styriaca – type locality for species • †Hydrotribulus • †Hydrotribulus asper • †Hylaeobatis – or unidentified comparable form • †Hylaeobatis ornata • †Hypacanthoplites • †Hypacanthoplites bakeri • †Hypacanthoplites chihuahuaensis • †Hypacanthoplites cragini • †Hypacanthoplites quitmanensis • †Hypacanthoplites rugosus • †Hypacanthoplites sellardsi • †Hypacanthoplites umbilicostatus • †Hypolophus • †Hypolophus mcnultyi – type locality for species • †Hypophylloceras • †Hypophylloceras tanit – or unidentified comparable form • †Hypoturrilites • †Hypoturrilites youngi ==I==

• †Ichthyodectes • †Ichthyornis'' • †Ichthyornis dispar • †Idoceras • †Idoceras clarki • †Idoceras schucherti • †Iguanodon – or unidentified comparable form • with a human indicating its size †Inoceramus'' • †Inoceramus anomalus – or unidentified comparable form • †Inoceramus arnoldi • †Inoceramus arvanus • †Inoceramus balticus • †Inoceramus biconstrictus • †Inoceramus cordiformis – or unidentified comparable form • †Inoceramus cummingsi • †Inoceramus deformis • †Inoceramus dimidius • †Inoceramus eulessanus • †Inoceramus fragilis • †Inoceramus prefragilis • †Inoceramus vanuxemi – tentative report • †Irenesauripus • †Irenesauripus glenrosensis • †Isastrea • †Isastrea whitneyi – type locality for species • †Ischyrhiza • †Ischyrhiza avonicola • †Ischyrhiza mira • †Ischyrhiza monasterica – type locality for species • †Isomicraster • †Isomicraster danei • †Isomicraster rossi – type locality for species ==J==

• †Jeletzkytes'' • †Jeletzkytes brevis • Juliacorbula • †Juliacorbula linteroidea • †Juliacorbula monmouthensis ==K==

• †Kamerunoceras • †Kamerunoceras calvertense • †Kamerunoceras eschii – or unidentified comparable form • †Kasanskyella • †Kasanskyella cuchillensis – tentative report • †Kasanskyella fosteri • †Kasanskyella spathi • †Kasanskyella whitneyi – tentative report • †Kazanskyella • †Kazanskyella cuchillense • †Kazanskyella fosteri • †Kazanskyella minima • †Kazanskyella trinitensis • †Kazanskyella whitneyi • †Kermackia – type locality for genus • †Kermackia texana – type locality for species • †Kimbleia • †Kimbleia albrittoni • †Kimbleia capacis • †Koskinonodon – type locality for genus • †Koskinonodon perfectus – type locality for species • †Kritosaurus'' ==L==

• †Laevigyra • †Laevigyra dhondtae • †Lamellaerhynchia • †Lamellaerhynchia indi – type locality for species • †Lamellaerhynchia viae – type locality for species • mackerel shark Lamna'' • †Lamna sulcata – or unidentified related form • †Lanieria • †Lanieria uvaldana – type locality for species • †Lasalichthys • †Lasalichthys hillsi • Laternula • †Laternula bartoni • †Laternula johnsonana • †Laternula robusta • †Laternula sublevis • †Laternula sulcatina • †Laternula tofana • †Laternula virgata • †Latiala • †Latiala lobata • †Latiastrea • †Latiastrea whitneyi • coral sea snails Latiaxis'' • †Latiscopus – type locality for genus • †Latiscopus disjunctus – type locality for species • †Laxispira • †Laxispira lumbricalis • †Laxispira monilifera • †Legumen • †Legumen ellipticum • †Legumen ligula • Lenticulina • †Lenticulina cyprina • †Lenticulina gaultina • †Lepidotes • Lepisosteus • †Leptarbacia • †Leptarbacia argutus • Leptomaria • †Leptomaria austinensis • †Leptomaria robusta • †Leptorhynchos'' – type locality for genus • †Leptorhynchos gaddisi – type locality for species • †Leptosolen • †Leptosolen angustus • †Leptosolen biplicata • †Leptosolen levis • †Leptosolen linguliformis • †Leptosolen quadrilaterus • †Leptosolen quadriliratus • †Leptostyrax • †Leptostyrax bicuspidatus • †Leptostyrax macrorhiza • †Leptosuchus'' • †Leptosuchus crosbiensis – type locality for species • †Leptosuchus imperfecta – type locality for species • †Leptosuchus studeri – type locality for species • †Levicerithium • †Levicerithium altum • †Levicerithium basicostae • †Levicerithium breviforme • †Levicerithium microlirae – tentative report • †Levicerithium planum • †Levicerithium timberanum • †Lewesiceras • †Lewyites • †Lewyites clinensis • †Leyvachelys • †Leyvachelys cipadi • †Libognathus – type locality for genus • †Libognathus sheddi – type locality for species • with an anachronistic scuba diver to scale †Libonectes'' • †Libonectes morgani – type locality for species • Lima • †Lima acutilineata texana • †Lima coahuilensis • †Lima cokei • †Lima deatsvillensis • †Lima generosa • †Lima geronimioensis • †Lima geronimoensis • †Lima guadalupensis • †Lima pelagica • †Lima wacoensis • Limatula • †Limatula acutilineata • Limea • †Limea reticulata • Limopsis • †Limopsis meeki • †Linearia • †Linearia crebelli • †Linearis • †Linearis concentrica • †Linearis metastriata • †Linearis navarroana • †Linearis pectinis • †Linearis wieserae • Lingula • †Lingula subspatulata • †Linter • †Linter acutata • †Linthia • †Linthia variabilis • spiny lobster Linuparus'' • †Linuparus adkinsi • †Linuparus grimmeri • †Linuparus watkinsi • †Lioestheria – tentative report • †Liopeplum • †Liopeplum cretaceum • †Liopeplum eiodermum • †Liopeplum leioderma • †Liopeplum leioderma breve • †Liopeplum leioderma longum • †Liopeplum leioderma tabulatum • †Liopeplum rugosum • †Liopistha • †Liopistha alternata • †Liopistha formosa • †Liopistha protexta • †Liothyris • †Liothyris carolinensis – or unidentified comparable form • †Liothyris navarroana • Liquidambar – tentative report • †Lirosoma • †Lirosoma cretacea • †Lispodesthes • †Lispodesthes lirata • †Lispodesthes panda • †Lispodesthes patula • †Lissodus • †Lissodus babulski – or unidentified related form • †Lithacoceras • †Lithacoceras malonianum • Lithophaga • †Lomirosa • †Lomirosa cretacea • †Lonchidion • †Lonchidion anitae – type locality for species • †Lonchidion humblei – type locality for species • †Lonchidion selachos • †Longoconcha • †Longoconcha dalli • †Longoconcha navarroensis • †Longosuchus'' • †Longosuchus meadei – type locality for species • †Longosuchus meadi • Lopha • †Lopha falcata • †Lopha mesenterica • †Lopha subovata • †Loriolia • †Loriolia rosana • †Lowenstamia • †Lowenstamia subplanus – or unidentified comparable form • †Loxostomoides • †Loxostomoides cushmani • †Lucasuchus – type locality for genus • †Lucasuchus hunti – type locality for species • Lucina • †Lucina aspera • †Lucina chatfieldana • †Lucina dentonana • †Lucina glebula • †Lucina oleodorsum • †Lucina potosina • †Lucina seminolis • †Luisogalathea • †Luisogalathea cretacea • †Lupira • †Lupira pyriformis • †Lutema • †Lutema geniculata • †Lutema hubbardi • †Lutema munda • †Lutema simpsonensis • †Lycettia • †Lycettia tippana • †Lycettia tippanus • †Lyriochlamys – tentative report ==M==

• †Macraster • †Macraster arguilera • †Macraster elegans • †Macraster nodopyda • †Macrepistius • †Macrocerithium • †Macrocerithium tramitense • †Macromesodon • †Macromesodon dumblei • †Magadiceramus • †Magadiceramus complicatus • †Magadiceramus crenelatus • †Magadiceramus crenistriatus – or unidentified comparable form • †Magadiceramus subquadratus • †Magnoavipes – type locality for genus • †Magnoavipes lowei – type locality for species • †Malerisaurus'' • Malletia • †Malletia littlei • †Malletia longfrons • †Malletia longifrons • †Malletia stephensoni • †Mammites • †Mammites powelli – type locality for species • †Mantelliceras • †Mantelliceras cantianum • †Mantelliceras martimpreyi – or unidentified comparable form • †Mantelliceras saxbii • †Margaritella • †Margaritella pumila • †Mariella'' • †Mariella bosquensis • †Mariella brazoensis • †Mariella camachoensis • †Mariella cenomanensis – or unidentified comparable form • †Mariella davisense • †Mariella rhacioformis • †Mariella wysogorskii • †Martinectes'' • †Martinectes bonneri • †Mataxa • †Mataxa subteres • †Mataxa valida • †Mataxa valida multilirae • †Mathilda • †Mathilda cedarensis • †Mathilda corona • †Meandraraea • †Meandraraea plummeri – type locality for species • †Meandraraea tulae – or unidentified comparable form • †Medionapus • †Medionapus elongatus • Megalomphalus – or unidentified comparable form • †Megalosauropus – tentative report • †Megalosauropus titanopelobatidus – type locality for species • Melanatria • †Melanatria venusta • †Melicertites • Membranipora • Membraniporidra • †Menabites • †Menabites austinensis • †Menabites danei • †Menabites delawarensis • †Menabites vanuxemi • †Meniscoessus'' • †Menuites • Mesalia • †Mesalia shumardi • †Mesodma • †Mesomorpha • †Mesomorpha excavata • †Mesomorpha vaughani – type locality for species • †Metengonoceras • †Metengonoceras acutum • †Metengonoceras ambiguum • †Metengonoceras bravoense • †Metengonoceras dumbli • †Metengonoceras inscriptum • †Metoicoceras • †Metoicoceras crassicostae • †Metoicoceras geslinianum • †Metoicoceras latoventer • †Metoicoceras swallovi • †Metoicoceras swallovii • †Metoicoceras swallovii macrum • with an anachronistic human to scale †Metoposaurus'' • †Metoposaurus bakeri – type locality for species • †Metoposaurus fraasi • †Metoposaurus jonesi – type locality for species • †Metoposaurus perfecta • †Mexicaprina • †Mexicaprina cornuta • †Micrabacia • †Micrabacia marylandica • †Micrabacia radiata – type locality for species • †Micraster • †Micraster americanus • †Micraster uddeni – type locality for species • †Microsolena • †Microsolena texana – type locality for species • †Microsulcatoceras • †Microsulcatoceras texanum – type locality for species • †Miocardiopsis • †Miocardiopsis hendersoni • †Miocardiopsis shumardi • , or horsemussel †Modiolus'' • †Modiolus sedesclaris • †Modiolus sedesclarus • †Modiolus sedisclarus • Monodonta – tentative report • †Monodonta cancellosa • †Monopleura – tentative report • †Monroea • †Monroea castellana • Montastraea • †Montastraea comalensis • †Montastraea edwardsensis – type locality for species • †Montastraea pecosensis – type locality for species • †Montastraea roemeriana – type locality for species • †Montastraea texana • †Montastraea travisensis • †Montastraea whitneyi • †Morea • †Morea cancellaria • †Morea cancellaria corsicanensis • †Morea cancellaria crassa • †Morea marylandica • †Morea marylandica bella • †Morea marylandica languida • †Morea transenna • †Moremanoceras • †Moremanoceras elgini • †Moremanoceras flexuosum – type locality for species • †Morphastrea • †Morphastrea barcenai – or unidentified comparable form • †Mortoniceras • †Mortoniceras austinensis • †Mortoniceras drakei • †Mortoniceras maxima • †Mortoniceras minima • †Mortoniceras perinflatum • †Mortoniceras rostratum • †Mortoniceras wintoni • †Mosasaurus'' • †Mosasaurus maximus • †Mosasaurus missouriensis – tentative report • †Muensterella • †Muensterella jillae – type locality for species • †Myobarbum • †Myobarbum laevigatum • †Myriophyllia – tentative report • †Myriophyllia dumblei – type locality for species • Myrtea • †Myrtea stephensoni • †Mytiloides • †Mytiloides columbianus • †Mytilus ==N==

• †Naomichelys • †Napulus • †Napulus octoliratus • †Napulus tuberculatus • moon snail Natica'' • †Natica dorothiensis • †Natica humilis • †Natica rivulana • †Natica striaticostata • Nebrius • †Neithea • †Neithea bexarensis • †Neithea quinquecostata • †Nelltia • †Nelltia stenzeli • †Nemocardium • †Nemocardium fragile • †Nemocardium guadalupense • †Nemocardium marcosensis • †Nemocardium tenue • †Nemodon • †Nemodon adkinsi • †Nemodon bowiei • †Nemodon eufalensis • †Nemodon eufaulensis • †Nemodon eufaulensis lineatus • †Nemodon grandis • †Nemodon grandis navarroanus • †Nemodon martindalensis • †Nemodon navarroanus • †Nemodon punctus • †Neobrites • †Neobrites nodocostatus • †Neocardioceras • †Neocardioceras juddii • †Neodeshayesites • †Neodeshayesites comalensis • †Neodeshayesites mayfieldensis • †Neogauthiericeras • †Neogauthiericeras zafimahovai • †Neohibolites'' • †Neophlycticeras • †Neophlycticeras archerae – type locality for species • †Neophlycticeras blancheti – or unidentified comparable form • †Neophlycticeras fascicostatum – type locality for species • †Neophlycticeras roemeri • †Neophlycticeras texanum • †Neoptychites • †Nerinea – tentative report • Nerita • †Nerita ornata • †Nerita semilevis • or nerite snails Neritina'' • †Neritina ambrosana • †Neritina insolita • Nodosaria • †Nodosaria barkeri • †Nonactaeonina • †Nonactaeonina deflexa • †Nonactaeonina graphoides • †Nonactaeonina tensa • †Nonactaeonina triticea • †Nonaphalagodus – type locality for genus • †Nonaphalagodus trinitiensis – type locality for species • †Nostoceras'' • †Nostoceras approximans • †Nostoceras colubriformis • †Nostoceras draconsis • †Nostoceras helicinum crassum • †Nostoceras helicinum humile • †Nostoceras helicinus • †Nostoceras hyatti • †Nostoceras splendidum • †Nostoceras stantoni aberrans • †Nostoceras stantoni prematurum • †Notodonax • †Notopoides – tentative report • †Notopoides pflugervillensis – type locality for species • †Nucleopygus • †Nucleopygus texanus • Nucula'' • †Nucula camia • †Nucula chatfieldensis • †Nucula chatsfieldensis • †Nucula ciboloensis • †Nucula cuneifrons • †Nucula microstriata • †Nucula nacatochana • †Nucula percrassa • †Nucula perequalis • †Nucula rivulana • †Nucula stantoni • †Nucula waltonensis • Nuculana • †Nuculana coloradoensis • †Nuculana corbetensis • †Nuculana corsicana • †Nuculana houstoni • †Nuculana mutuata • †Nuculana protexta • †Nuculana rostratruncata • †Nuculana travisana • †Nuculana whitfieldi • †Nudivagus – tentative report • †Nymphalucina • †Nymphalucina linearia • †Nymphalucina parva • †Nyssa ==O==

• †Odaxosaurus • †Odaxosaurus piger • sand shark Odontaspis'' • †Odontaspis aculeatus • †Ogilviastraea – tentative report • †Ogilviastraea richardsi – type locality for species • †Oklatheridium • †Oklatheridium minax • †Oklatheridium szalayi • †Oligoptycha • †Oligoptycha americana – tentative report • †Onchopristis • †Onchopristis dunklei • †Onchosaurus'' • †Opertochasma • †Opertochasma scaphoides • †Opertochasma subconicum • †Opertochasma venustum • †Ophiomorpha • †Ophiopsis – tentative report • Ophiura • †Ophiura graysonensis • †Ophiura texana • †Ophiura travisana – type locality for species • †Opis • †Opis elevata – tentative report • †Ornithomimus'' • †Ornopsis • †Ornopsis digressa • †Ornopsis maxeyi • †Ornopsis pulchra • †Ornopsis solistella • †Ostlingoceras • †Ostlingoceras brandi • , or oyster Ostrea'' • †Ostrea alternans • †Ostrea bella • †Ostrea beloiti • †Ostrea carica • †Ostrea carinata – or unidentified related form • †Ostrea crenulimargo • †Ostrea leveretti • †Ostrea lugubris • †Ostrea owenana • †Ostrea panda • †Ostrea rubradiata • †Ostrea soleniscus • †Ostrea subovata • †Ostrea subradiata • †Otischalkia – type locality for genus • †Otischalkia elderae – type locality for species • †Ovalastrea – type locality for genus • †Ovalastrea fredericksburgensis – type locality for species • †Ovalastrea pecosensis – type locality for species • †Oxyrhina • †Oxyrhina extenta • †Oxytropidoceras • †Oxytropidoceras acuticarinatum • †Oxytropidoceras acutocarinatum • †Oxytropidoceras bravoensis • †Oxytropidoceras carbonarium • †Oxytropidoceras diazi • †Oxytropidoceras moorei • †Oxytropidoceras multifidum • †Oxytropidoceras pandalense – or unidentified comparable form • †Oxytropidoceras powelli • †Oxytropidoceras salasi • †Oxytropidoceras stenzeli • †Oxytropidoceras supani • †Oxytropidoceras texanum • †Oxytropidoceras uddeni ==P==

• †Pachycheilosuchus – type locality for genus • †Pachycheilosuchus trinquei – type locality for species • †Pachydesmoceras • †Pachydiscus • †Pachydiscus arkansanus • †Pachydiscus paulsoni • †Pachydiscus scotti • †Pachydiscus travisi • †Pachygenelus'' • †Pachygenelus milleri – type locality for species • †Pachymelania • †Pachymya • Pagurus • †Pagurus travisensis • †Paladmete • †Paladmete alta • †Paladmete cancellaria • †Paladmete cancelleria • †Paladmete corbuliformis • †Paladmete elegans • †Paladmete gardnerae • †Paladmete inequalis • †Palaeobalistum'' • †Palaeobalistum geiseri – type locality for species • †Palaeobalistum rectidens – type locality for species • †Palaeoctonus • †Palaeoctonus dumblianus – type locality for species • †Palaeoctonus orthodon – type locality for species • †Palaeocypraea • †Palaeocypraea corsicanana • †Palaeocypraea nuciformis • †Palaeogaleus • †Palaeogaleus navarroensis – type locality for species • †Paleollanosaurus – type locality for genus • †Paleollanosaurus fraseri – type locality for species • †Paleomolops • †Paleomolops langstoni – type locality for species • †Paleopsephaea • †Paleopsephaea decorosa • †Paleopsephaea patens • †Paleopsephaea sinuosa • †Paleopsephaea vadoana • †Paleorhinus'' • †Paleorhinus sawini – type locality for species • †Paluxysuchus – type locality for genus • †Paluxysuchus newmani – type locality for species • †Panis • †Panis cuneiformis • Panopea • †Panopea anacachoensis – type locality for species • †Panopea subplicata • †Pantojaloria • †Pantojaloria sphaerica • †Pappotherium – type locality for genus • †Pappotherium pattersoni – type locality for species • †Paracimexomys • Paracyprideis • †Paracyprideis graysonensis • Paracypris • †Paracypris alta • †Parafusus – tentative report • †Parahoplites • †Parahoplites thomasi • †Parahoplites wintoni • †Paraisurus • †Paraisurus compressus • †Paramicrodon – type locality for genus • †Paramicrodon estesi – type locality for species • †Parandiceras • †Parandiceras indicum – or unidentified comparable form • †Paranecrocarcinus • †Paranecrocarcinus moseleyi • †Paranecrocarinus • †Paranecrocarinus ovalis • †Paranomia • †Paranomia scabra • with a human indicating its size †Parapuzosia'' • †Parapuzosia americana – type locality for species • †Parapuzosia bosei – type locality for species • †Parapuzosia sealei – type locality for species • †Parasaniwa – or unidentified comparable form • †Parasaniwa wyomingensis • Parasmilia • †Parasmilia austinensis • †Parasmilia bullardi – type locality for species • †Parasmilia graysonensis – type locality for species • †Parasuchus • †Parasuchus bransoni • †Paratypothorax'' • †Paraxiopsis • †Paraxiopsis erugatus • †Parengonoceras • †Parengonoceras roemeri • †Parmicorbula • †Parmicorbula corneliana • †Parmicorbula hillensis • †Parmicorbula numerosa • †Parmicorbula rupana • †Parmicorbula sinuosa • †Parmicorbula suffalciata • †Parmicorbula terramaria • †Parmicorbula vokesi • †Paronychodon • †Paronychodon lacustris – or unidentified comparable form • Parvamussium • †Parvamussium danei • †Parvivoluta – tentative report • Patellina • †Patellina subcretacea • †Pawpawsaurus'' – type locality for genus • †Pawpawsaurus campbelli – type locality for species • †Pecten • †Pecten bellula • †Pecten bellulus • †Pecten catherina • †Pecten georgetownensis • †Pecten moodyi • †Pecten subalpinus • †Pecten texanus • †Pecten venustus • †Pecten wrighti • †Pedinopsis • †Pedinopsis pondi • †Peilinia • †Peilinia quadriplicata • †Pekinosaurus – or unidentified related form • †Pekinosaurus olseni • †Peneteius • Periploma • †Periploma edwardsi • †Periplomya • †Periplomya sulcatina • Perna – report made of unidentified related form or using admittedly obsolete nomenclature • †Perna texana • †Perrisonota • †Perrisonota littlei • †Perrisonota protexta • Petrophyllia • †Phacellocoenia – tentative report • †Phacellocoenia tolmachoffana – type locality for species • Phacoides • †Phacoides mattiformis • †Pharodina • †Pharodina ferrana • †Phelopteria • †Phelopteria dalli • †Phelopteria linguaeformis • †Phelopteria timberensis • Pholadidea • †Pholadidea ragsdalensis • Pholadomya'' • †Pholadomya coahuilensis • †Pholadomya goldenensis • †Pholadomya ingens • †Pholadomya littlei • †Pholadomya occidentalis • †Pholadomya shattucki • Pholas • †Pholas scaphoides • †Phyllobrissus • †Phyllobrissus cubensis • †Phymosoma • †Phymosoma hilli • †Phytosaurus • †Piestochilus • †Piestochilus curviliratus • †Piestochilus levis • †Pinella • †Pinella reticulata • †Pinna • †Pinna laqueata • †Pirsila • †Pirsila decora • †Pirsila simpla • †Pirsila tensa • Pitar • †Pitar yoakumi • †Placenticeras'' • †Placenticeras interealare • †Placenticeras meeki • †Placenticeras syrtale • Placopsilina • †Placopsilina minima • †Placotrochus • †Placotrochus texanus • Plagioecia • †Planocephalosaurus • †Planocephalosaurus lucasi – type locality for species • Planulina • †Planulina eaglefordensis • †Platecarpus'' • †Platecarpus planifrons • †Platecarpus somenensis – or unidentified comparable form • †Platecarpus tympaniticus • †Platiknemiceras • †Platiknemiceras flexuosum • †Platyceramus • †Platyceramus cycloides • †Platyceramus mantelli - or unidentified loosely related form • †Platypterygius'' • †Plesiacanthoceras • †Plesiacanthoceras bellsanum • †Plesiosaurus • †Pleuriocardia • †Pleuriocardia eufaulense • †Pleuriocardia eufaulensis huntanum • †Pleurocora • †Pleurocora coalescens • †Pleuromya • †Pleuromya inconstans • †Pleurosmilia • †Pleurosmilia quaylei – type locality for species • †Pleurosmilia saxifisi – type locality for species • slit snail Pleurotomaria'' • †Pleurotomaria macilenta • †Plicatolamna – or unidentified comparable form • †Plicatolamna arcuata • †Plicatoscyllium – type locality for genus • †Plicatoscyllium antiquum – type locality for species • †Plicatoscyllium derameei – type locality for species • Plicatula • †Plicatula clarki • †Plicatula dentonensis • †Plicatula goldenana • †Plicatula incongrua • †Plicatula mullicaensis • †Plicatula tetrica • †Plioaxius • †Plioaxius texensis • †Plioplatecarpus'' – tentative report • †Poecilocrinus • †Poecilocrinus dispandus • Polinices • †Polinices kummeli • †Polinices stephensoni • †Pollex • †Pollex angulatus • †Pollex obesus • †Polyacrodus • †Polyacrodus parvidens – or unidentified related form • †Polyptychodon • †Polyptychodon hudsoni – type locality for species • †Polytremacis • †Polytremacis hancockensis – type locality for species • †Polytremacis urgonensis • †Pontocyprella • †Pontocyprella alexanderi • †Poposaurus • †Poposaurus gracilis • †Poposaurus langstoni • †Porituberoolithus • †Postligata • with an anachronistic human to scale †Postosuchus'' – type locality for genus • †Postosuchus kirkpatricki – type locality for species • †Praeleda • †Praeleda compar • †Prionocyclites • †Prionocyclites mite • †Prionocyclus • †Prionocyclus albinus • †Prionocyclus hyatti • †Prionocyclus macombi • †Prionocyclus wyomingensis • †Priontropis • †Priontropis woolgari – or unidentified related form • †Priscomactra • †Priscomactra cymba • †Priscomactra munda • †Procardia • †Procardia torta • †Procheloniceras • †Procheloniceras albrechtiaustriae – or unidentified related form • preying upon an ammonoid cephalopod †Prognathodon'' – tentative report • †Promystriosuchus – type locality for genus • †Promystriosuchus ehleri – type locality for species • †Proraster • †Proraster dalli • †Proscincetes • †Proscincetes texanus • †Prosiren – type locality for genus • †Prosiren elinorae – type locality for species • †Protarca • †Protarca tramitensis • †Protecovasaurus – type locality for genus • †Protecovasaurus lucasi – type locality for species • †Protexanites • †Protexanites planatus • †Protoavis – type locality for genus • †Protoavis texensis – type locality for species • †Protocallianassa • †Protocallianassa pleuralum – type locality for species • †Protocardia • †Protocardia guadalupense • †Protocardia hillana • †Protocardia marcosensis • †Protocardia spillmani • †Protocardia texana • †Protocardia timberensis • †Protocardia torta • †Protocardia wadei • †Protodonax • †Protodonax lingulatus • †Protodonax lingulatus tensus • †Protodonax robustus • †Protohadros – type locality for genus • †Protohadros byrdi – type locality for species • †Protoplatyrhina • †Protoplatyrhina renae • †Protosphyraena'' • †Proxestops • †Pseudananchys • †Pseudananchys stephensoni – type locality for species • †Pseudaspidoceras • †Pseudaspidoceras flexuosum • †Pseudocalycoceras • †Pseudocalycoceras angolaense • †Pseudoclavulina • †Pseudoclavulina clavata • †Pseudocoeniopsis – tentative report • †Pseudocoeniopsis wintoni – type locality for species • †Pseudocorax'' • †Pseudocorax granti • †Pseudogaudryinella • †Pseudogaudryinella capitosa • †Pseudohypolophus • †Pseudolimea • †Pseudolimea kimbroensis • †Pseudolimea reticulata • †Pseudolimea sellardsi • Pseudomalaxis • †Pseudomalaxis patens • †Pseudomalaxis pateriformis • sea snail †Pseudomelania'' • †Pseudomelania basicostata • †Pseudomelania ferrata • †Pseudomelania roanokana • †Pseudoncrocarcinus • †Pseudoncrocarcinus scotti • †Pseudoperna • †Pseudoperna congesta • †Pseudopetalodontia • †Pseudopetalodontia felixi • †Pseudoptera • †Pseudoptera hornensis • †Pseudoptera hornesis • †Pseudoptera rushana • †Pseudoptera serrata • †Pseudoptera viana • †Psilomya • †Psilomya concentrica • †Psilomya levis • †Pteranodon'' – or unidentified comparable form • †Pteria • †Pteria linguaeformis – tentative report • †Pteria rhombica • †Pterocerella • †Pterocerella densatus • †Pterocerella densatus nacatochanus • †Pterocerella poinsettiformis • †Pterocerella robustus • †Pterot • †Pterot castrovillensis – or unidentified related form • †Pterotrigonia'' • †Pterotrigonia castrovillensis • †Pterotrigonia eufalensis • †Pterotrigonia eufaulensis • †Pterotrigonia eufaulensis gabbi • †Pterotrigonia marionensis • †Pterotrigonia stantoni • †Ptychomya • †Ptychomya stantonii • †Ptychotrygon • †Ptychotrygon vermiculata • †Ptychotrygon winni – type locality for species • †Pugnellus • †Pugnellus densatus • †Pugnellus goldmani • †Puzosia'' • †Puzosia crebrisulcata – or unidentified comparable form • Pycnodonte • †Pycnodonte belli • †Pycnodonte mutabilis • †Pycnodonte vesicularis • †Pycnomicrodon • †Pycnomicrodon texanus • †Pyrgulifera • †Pyrgulifera costata • †Pyrgulifera costata sublevis • †Pyrgulifera costata tuberata • †Pyrgulifera ornata • †Pyrifusus • †Pyrina • †Pyrina parryi • †Pyropsis • †Pyropsis lanhami • †Pyropsis proxima – or unidentified related form ==Q==

• †Quayia – or unidentified comparable form • †Quayia zideki • †Quetzalcoatlus'' – type locality for genus • †Quetzalcoatlus northropi – type locality for species • †Quitmaniceras • †Quitmaniceras reaseri • †Quitmanites • †Quitmanites ceratitosus • †Quitmanites evolutus ==R==

• †Rachiosoma • †Rachiosoma hondoensis – type locality for species • †Radiopecten • †Radiopecten mississippiensis • Raja • †Raja farishi – type locality for species • †Ramsetia • †Ramsetia whitfieldi • †Raninella • †Remera • †Remera decora • †Remera juncea • †Remera microstriata • †Remnita • †Remnita anomalocostata • †Remnita biacuminata • †Remondia • †Remondia robbinsi • Reophax • †Reophax deckeri • †Reptomulticava • †Restes • †Rewaconodon – or unidentified related form • †Rewaconodon tikiensis • †Rhamphidoceras – type locality for genus • †Rhamphidoceras saxatilis – type locality for species • Rhinobatos • †Rhinobatos craddocki – type locality for species • †Rhinobatos uvulatus – type locality for species • †Rhombodus'' • †Rhombodus binkhorsti • †Rhytidohoplites • †Rhytidohoplites robertsi • †Rhytophorus – tentative report • †Richardoestesia • †Richardoestesia gilmorei • †Richardoestesia isosceles – type locality for species • †Rileymillerus – type locality for genus • †Rileymillerus cosgriffi – type locality for species • sea snail Ringicula'' • †Ringicula anfractoline • †Ringicula arlingtonensis • †Ringicula culbertsoni • †Ringicula pulchella • †Ringicula sufflata • Rogerella • †Rogerella cragini – type locality for species • †Romaniceras • †Romaniceras aguilerai • †Romaniceras zacatecana • Rostellaria – tentative report • †Rostellaria robertsi • †Russellosaurus – type locality for genus • †Russellosaurus coheni – type locality for species • †Rutiodon'' ==S==

• Salenia • †Salenia hondoensis – type locality for species • †Sanmiguelia • †Sanoarca • †Sanoarca faucana • †Sanoarca grandis • †Sargana • †Sargana stantoni • with anachronistic humans to scale †Sauroposeidon'' • †Sauroposeidon proteles • †Saurornitholestes • †Saurornitholestes langstoni – or unidentified comparable form • †Sauvagesia – tentative report • †Sauvagesia hilli • †Saynella • †Saynella hilli • Scalpellum – tentative report • †Scambula • †Scambula perplana • †Scapanorhynchus'' • †Scapanorhynchus texanus • †Scapanorhynchus textanus • †Scapherpeton • †Scaphites • †Scaphites bosquensis – type locality for species • †Scaphites brittonensis • †Scaphites hippocrepis - or unidentified loosely related form • †Scaphites rugosus • †Scaphites warreni • †Scaphites yorkensis • †Schizobasis • Scintilla – tentative report • †Scintilla ramoni • †Sciponoceras • †Sciponoceras gracile • †Sclerorhynchus'' • †Sclerorhynchus pettersi – type locality for species • †Scolomastax – type locality for genus • †Scolomastax sahlsteini – type locality for species • Scyliorhinus • †Scyliorhinus ivagrantae – type locality for species • †Selaginella – or unidentified comparable form • †Seminodicrescis • †Seminola – tentative report • †Semiometra • †Semiometra minuta • †Semionotus – or unidentified comparable form • †Senis • †Senis elongata • †Senis elongatus • Serpula • †Serpula cretacea • †Serpula implicata • †Serpula lineata • †Serratolamna • †Serratolamna serrata • †Sexta • †Sexta ethelana • †Sexta navicula • †Sharpeiceras • †Sharpeiceras schlueteri • †Sharpeiceras tlahualiloense • †Shuparoceras • †Shuvosaurus'' – type locality for genus • †Shuvosaurus inexpectatus – type locality for species • †Siderastrea • †Siderastrea tuckerae – type locality for species • †Siderofungia • †Siderofungia irregularis • †Sierritasuchus – type locality for genus • †Sierritasuchus macalpini – type locality for species • †Sinonia • †Sinonia levis • †Siphodictyum • Siphotextularia • †Siphotextularia washitaensis • †Skolithos'' • Smilotrochus • †Smilotrochus palmerae – type locality for species • †Solanocrinites • †Solanocrinites wertheimi • Solemya • †Solemya bilix – tentative report • †Solenoceras • †Solenoceras multicostatum • †Solenoceras reesidei • †Solenoceras texanum • †Solyma • †Solyma bilix • †Solyma elliptica • †Solyma gardnerae • †Solyma parva • †Solyma stewarti • †Spalacotheroides – type locality for genus • †Spalacotheroides bridwelli – type locality for species • †Spathites • †Spathites coahuilaensis • †Spathites rioensis • †Specus • †Specus fimbriatus • shell of the Late Cretaceous ammonoid cephalopod Sphenodiscus †Sphenodiscus • †Sphenodiscus intermedius • †Sphenodiscus lobatus • †Sphenodiscus pleurisepta • †Sphenodiscus tirensis • †Spinosuchus – type locality for genus • †Spinosuchus caseanus – type locality for species • †Spironema • †Spironema perryi • Spiroplectammina • †Spiroplectammina ammovitrea • †Spiroplectammina goodlandana • Spondylus • †Spondylus hilli • †Spondylus munitus • †Spondylus siccus – type locality for species • Squalicorax'' • †Squalicorax kaupi • †Squalicorax pristodontus • Squalus • †Squalus huntensis – type locality for species • †Squatigaleus • †Squatigaleus sulphurensis – type locality for species • †Squatirhina • †Squatirhina americana • †Stamenocella • †Stantonella • †Stantonella interrupta • †Stearnsia • †Stearnsia robbinsi • †Stelidioseris • †Stelidioseris bellensis – type locality for species • †Stelidioseris pattoni – type locality for species • †Stelidioseris whitneyi – type locality for species • †Stellatopollis • †Steorrosia • †Steorrosia aspera • Stephanocoenia – tentative report • †Stephanomorpha – tentative report • †Stephanomorpha saxirotundi – type locality for species • †Stoliczkaia • †Stoliczkaia argonautiformis • †Stoliczkaia conlini – type locality for species • †Stoliczkaia crotaloides • †Stoliczkaia scotti • †Stoliczkaia texana – type locality for species • Stomatopora • †Stomohamites – tentative report • Striarca • †Striarca cuneata • †Striarca plummeri • †Striarca saffordi • †Striarca webbervillensis • †Striaticostatum • †Striaticostatum bexarense • †Striaticostatum pondi • †Striaticostatum sparsum • †Struthiomimus'' – or unidentified comparable form • †Suarodon • †Sumitomoceras • †Sumitomoceras bentonianum • †Syncyclonema • †Syncyclonema archeri • †Syncyclonema kingi • †Syncyclonema simplicius • †Syncyclonema travisanus • †Synorichthys – tentative report • †Synorichthys stewarti ==T==

• †Tancredia – tentative report • †Tanyosphaeridium • †Tanyosphaeridium salpinx • †Tarrantites • †Tarrantites adkinsi • †Tarrantoceras • †Tarrantoceras cuspidum • †Tarrantoceras sellardsi • †Tarsomordeo – type locality for genus • †Tarsomordeo winkleri – type locality for species • †Thryptodus loomisi – type locality for species • †Thylacus • †Thylacus cretaceus • †Thyracella • †Tiarasmilia – type locality for genus • †Tiarasmilia casteri – type locality for species • †Tibiaporrhais – tentative report • †Tibiaporrhais cooperensis • †Tintorium • †Tintorium pogodaformis – or unidentified comparable form • †Titanosarcolites • †Titanosarcolites oddsensis • †Tornatellaea • †Tornatellaea cretacea • †Tornatellaea eretacea • †Tornatellaea eretacea appressa • †Tornatellaea gramdis • †Tornatellaea scatesi • †Torosaurus'' • †Torosaurus utahensis – or unidentified comparable form • †Toucasia • †Toucasia hancockensis • †Toucasia texana • †Tovula • †Tovula microlirae • †Trachybaculites • †Trachybaculites columna • Trachycardium • †Trachycardium eufaulensis • †Trachycardium tinninense • †Trachyscaphites • †Trachyscaphites densicostatus – type locality for species • †Trachyscaphites porchi • †Trachyscaphites spiniger • †Trigonarca – tentative report • †Trigonia • †Trigonia clavigera • †Trigonia emoryi • †Trigonia goodellii • †Trigonia munita • †Trigonia proscabra • †Trigonia stantoni • †Trigonia vyschetzkii • †Trilophosaurus – type locality for genus • †Trilophosaurus buettneri – type locality for species • †Trilophosaurus jacobsi • †Trinacromerum'' – type locality for genus • †Trinacromerum bentonianum – type locality for species • †Trinitichelys – type locality for genus • †Trinitichelys hiatti – type locality for species • †Triodus • †Triodus moorei • †Triopticus – type locality for genus • †Triopticus primus – type locality for species • †Tristix • †Tristix gigantea • †Tristix quadrata • †Trochactaeon'' • †Trochactaeon cumminsi • Trochocyathus • †Trochocyathus gardnerae – type locality for species • †Trochocyathus scottianus – type locality for species • †Trochocyathus sellardsi – type locality for species • †Trochocyathus taylorensis – type locality for species • †Trochocyathus wintoni – type locality for species • †Trochocyathus woolmani • †Trochoseris • †Trochoseris shattucki – type locality for species • †Trochosmilia • †Trochosmilia stainbrooki – type locality for species • †Troostella • †Troostella brevispira • †Troostella sublinearis • Tryonia • †Tryonia valida • †Tundora • †Tundora tuberculata • Turboella • †Turboella crebricostata • †Turboella tallahatchiensis • †Turgidodon • †Turgidodon lillegraveni – or unidentified comparable form • †Turrilites • †Turrilites acutus • †Turrilites saudersorum • Turritella'' • †Turritella anstini • †Turritella bilira • †Turritella delriensis • †Turritella forgemoli – or unidentified comparable form • †Turritella hilgardi • †Turritella houstonia • †Turritella macnairyensis • †Turritella marnochi • †Turritella paravertebroides • †Turritella quadrilira • †Turritella seriatimgranulata • †Turritella shuleri • †Turritella trilira • †Turritella vertebroides • †Turritella vertebroides jonesi • †Turritella winchelli • †Turseodus – tentative report • †Tylosaurus • †Tylosaurus kansasensis • †Tylosaurus nepaeolicus • †Tylosaurus proriger – or unidentified comparable form • †Typothorax • †Tyrannosaurus'' • †Tyrannosaurus rex ==U==