List of the Mesozoic life of Arizona

This list of the Mesozoic life of Arizona contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Arizona and are between 252.17 and 66 million years of age.

A
  • † Acaenasuchus – type locality for genus
    • † Acaenasuchus geoffreyi – type locality for species
  • † Acallosuchus – type locality for genus
    • † Acallosuchus rectori – type locality for species
  • Fossilized shell of the Early Cretaceous ammonoid cephalopod Acanthohoplites
    † Acanthohoplites
    • † Acanthohoplites berkeyi
    • † Acanthohoplites erraticus
    • † Acanthohoplites hesper
    • † Acanthohoplites impetrabilis
    • † Acanthohoplites schucherti
    • † Acanthohoplites teres
  • Acila
    • † Acila schencki
  • Acirsa
    • † Acirsa kelseyi – type locality for species
  • Acmaea
  • † Acrodus
  • † Acteon
    • † Acteon propinguis
  • † Actinastrea
  • † Adamanasuchus – type locality for genus
    • † Adamanasuchus eisenhardtae – type locality for species
  • † Admetopsis
    • † Admetopsis subfusiformis
  • † Adocus
  • Fossilized shell of the Late Cretaceous ammonoid cephalopod Allocrioceras
    † Allocrioceras
    • † Allocrioceras annulatum
  • † Alzadites
    • † Alzadites incomptus
  • † Ambrosea
    • † Ambrosea nitida
  • † Ammorhynchus – type locality for genus
    • † Ammorhynchus navajoi – type locality for species
  • † Anaschisma – report made of unidentified related form or using admittedly obsolete nomenclature
  • † Anatimya
    • † Anatimya virgata
  • † Anchura
    • † Anchura hopii – type locality for species
  • Restoration of the Late Triassic phytosaur Angistorhinus
    † Angistorhinus – tentative report
  • † Anisoceras
    • † Anisoceras coloradoense
  • † Anisodontosaurus – type locality for genus
    • † Anisodontosaurus greeri – type locality for species
  • † Anisomyon
    • † Anisomyon spp.
  • † Anomia
    • † Anomia ponticulana
  • † Antediplodon
    • † Antediplodon dockumensis
  • † Apachesaurus
    • † Apachesaurus gregorii
  • † Apatosaurus
  • † Aphrodina
    • † Aphrodina munda – or unidentified comparable form
  • Petrified trunk segments of the Permian-Late Triassic conifer tree Araucarioxylon arizonicum. This species is the state fossil of Arizona
    † Araucarioxylon
  • † Arca
  • Arcopagia – or unidentified comparable form
    • † Arcopagia A – informal
  • Arctica
  • † Arganodus
  • † Aricycas
    • † Aricycas paulae
  • † Arizonasaurus – type locality for genus
    • † Arizonasaurus babbitti – type locality for species
  • Astarte
    • † Astarte adkinsi
  • † Australosomus – or unidentified comparable form

B
  • Fossilized shell of the Late Cretaceous ammonoid cephalopod Baculites
    † Baculites
    • † Baculites calamus
  • Barbatia
    • † Barbatia tramitensis
  • † Barrancapus
  • † Batrachopus
    • † Batrachopus deweyi
  • † Bellifusus
    • † Bellifusus gracilistriatus
    • † Bellifusus willistoni – or unidentified comparable form
  • † Beudanticeras
    • † Beudanticeras victoris
  • Fossil slab and counterslab of the bony fish Boreosomus
    † Boreosomus – tentative report
  • † Borissiakoceras
  • † Borrissiakoceras
    • † Borrissiakoceras orbiculatum
  • Brachiodontes
    • † Brachiodontes filisculptus
  • † Brachychirotherium
  • † Brasilichnium – or unidentified comparable form
  • † Breviarca – tentative report
  • † Burroceras
    • † Burroceras clydense
    • † Burroceras transitorium

C
  • Cadulus
    • † Cadulus praetenuis
  • † Calamites
  • † Calamophylliopsis
    • † Calamophylliopsis sandbergeri
  • † Calsoyasuchus – type locality for genus
    • † Calsoyasuchus valliceps – type locality for species
  • † Calycoceras
    • † Calycoceras naviculare
  • † Calyptosuchus
    • † Calyptosuchus wellesi
  • Restoration of the Late Triassic theropod dinosaur Camposaurus
    † Camposaurus – type locality for genus
    • † Camposaurus arizonensis – type locality for species
  • † Camptonectes
    • † Camptonectes A – informal
    • † Camptonectes B – informal
    • † Camptonectes platessa
  • † Caprina
  • † Caprinuloidea
    • † Caprinuloidea gracilis
  • Carota
    • † Carota dalli
  • Caryocorbula
    • † Caryocorbula nematophora
  • Life restoration of the Late Triassic-Eocene lungfish Ceratodus
    † Ceratodus
  • † Cerithioderma
    • † Cerithioderma darcyi – type locality for species
    • † Cerithioderma occidentalis
  • Cerithiopsis
    • † Cerithiopsis sohli – type locality for species
  • Charonia – tentative report
    • † Charonia kanabense
    • † Charonia soozi – type locality for species
  • † Chatterjeea
  • † Chindesaurus – type locality for genus
    • † Chindesaurus bryansmalli – type locality for species
  • Restoration of the Late Triassic coelacanth fish Chinlea
    † Chinlea – tentative report
  • † Chirotherium
    • † Chirotherium barthii
    • † Chirotherium rex – type locality for species
    • † Chirotherium sickleri
  • Chlamys
    • † Chlamys thompsoni
  • † Choffaticeras
    • † Choffaticeras pavillieri – or unidentified comparable form
  • † Chondrodonta
  • † Cibolaites
    • † Cibolaites molenaari
  • † Cionichthyes
  • † Cionichthys – or unidentified comparable form
  • † Coalcomana
    • † Coalcomana ramosa
  • † Coelophysis
  • † Collignoniceras
    • † Collignoniceras carolinum – or unidentified related form
    • † Collignoniceras woollgari
  • † Colognathus
    • † Colognathus obscurus
  • † Colombiceras – tentative report
    • † Colombiceras brumale
  • Corbula
    • † Corbula kanabensis
  • † Cosgriffius – type locality for genus
    • † Cosgriffius campi – type locality for species
  • † Craginia
    • † Craginia turriformis
  • † Craniscus
    • † Craniscus hesperius – type locality for species
  • Crassatella
  • Fossilized shell of the Cretaceous-modern oyster Crassostrea
    Crassostrea
    • † Crassostrea soleniscus
  • † Crosbysaurus
    • † Crosbysaurus harrisae
  • Cucullaea
    • † Cucullaea depressa
    • † Cucullaea stephensoni
  • † Cunningtoniceras
    • † Cunningtoniceras novimexicanum
  • Cuspidaria
    • † Cuspidaria alaeformis
  • † Cyclorisma
    • † Cyclorisma orbiculata
  • † Cyclothyris
    • † Cyclothyris americana – type locality for species
  • Cylichna
  • † Cylinodrotruncatum
    • † Cylinodrotruncatum spp.
  • † Cymbophora
    • † Cymbophora emmonsi
    • † Cymbophora huerfanensis
    • † Cymbophora utahensis
  • † Cyprimeria
    • † Cyprimeria cyprimeriformis

D
  • † Dakotacorbula
    • † Dakotacorbula senecta
  • † Dechellyia
    • † Dechellyia gormani – type locality for species
  • † Dentalium
  • † Deshayesites – tentative report
    • † Deshayesites butleri
  • † Desmatochelys
    • † Desmatochelys lowi
  • † Desmatosuchus
    • † Desmatosuchus haplocerus
    • † Desmatosuchus spurensis
  • † Dilophosauripus – type locality for genus
    • † Dilophosauripus williamsi – type locality for species
  • Life restoration of the Early Jurassic theropod dinosaur Dilophosaurus resting
    † Dilophosaurus
    • † Dilophosaurus wetherilli – type locality for species
  • † Dinnebitodon – type locality for genus
    • † Dinnebitodon amarali – type locality for species
  • † Dinnetherium – type locality for genus
    • † Dinnetherium nezorum – type locality for species
  • Discinisca
  • † Dolicholatirus – tentative report
  • † Drepanocheilus
    • † Drepanocheilus ruidium
  • † Drepanochilus
    • † Drepanochilus ruidium
  • Restoration of the Late Triassic dinosaur relative Dromomeron
    † Dromomeron
    • † Dromomeron gregorii
  • † Dufrenoyia
    • † Dufrenoyia compitalis
    • † Dufrenoyia joserita
    • † Dufrenoyia justinae

E
  • † Edentosuchus – tentative report
    • † Edentosuchus undescribed species – informal
    • † Edentosuchus undescribed species 1 – informal
    • † Edentosuchus undescribed species 2 – informal
  • Elliptio
  • † Entolium
    • † Entolium gregarium
  • † Eoacteon – tentative report
  • † Eocaecilia – type locality for genus
    • † Eocaecilia micropodia – type locality for species
  • Restoration of the Middle Triassic amphibian Eocyclotosaurus
    † Eocyclotosaurus
    • † Eocyclotosaurus wellesi – type locality for species
  • † Eopneumatosuchus – type locality for genus
    • † Eopneumatosuchus colberti – type locality for species
  • † Eucalycoceras
    • † Eucalycoceras pentagonum
  • † Eulima – tentative report
    • † Eulima funicula
  • † Eunaticina
    • † Eunaticina textilis
  • † Euomphaloceras
    • † Euomphaloceras irregulare
    • † Euomphaloceras septemseriatum
  • † Euspira
    • † Euspira concinna
    • † Euspira stantoni – type locality for species
  • † Exogyra
    • † Exogyra acroumbonata
    • † Exogyra lancha
    • † Exogyra levis
    • † Exogyra olisiponensis

F
  • Fossilized shell of the Late Cretaceous ammonoid cephalopod Fagesia
    † Fagesia
    • † Fagesia catinus
  • † Felixigyra
  • † Flemingostrea
    • † Flemingostrea prudentia
  • † Fulpia
    • † Fulpia pinguis

G
  • † Gemmarcula
    • † Gemmarcula arizonensis – type locality for species
    • † Gemmarcula menardi
  • Fossilized shell of the Carboniferous-Eocene bivalve Gervillia
    † Gervillia
    • † Gervillia cholla
    • † Gervillia heinemani
    • † Gervillia navajovus – type locality for species
    • † Gervillia rasori
  • Ginkgo
  • † Grallator
    • † Grallator cursorius
  • † Granocardium
    • † Granocardium trite
  • † Graphidula
    • † Graphidula walcotti
  • † Gregania – tentative report
  • Interior and exterior of a fossilized shell of the Late Triassic-Eocene marine bivalve Gryphaea
    † Gryphaea
  • † Gryphaeostrea
    • † Gryphaeostrea elderi – type locality for species
    • † Gryphaeostrea nationsi – type locality for species
  • Gyrodes
    • † Gyrodes conradi
    • † Gyrodes depressa
    • † Gyrodes tramitensis – or unidentified comparable form
  • † Gyrolepis
  • † Gyrotropis
    • † Gyrotropis nationsi – type locality for species

H
  • Fossilized skull of the Middle Triassic amphibian Hadrokkosaurus
    † Hadrokkosaurus – type locality for genus
    • † Hadrokkosaurus bradyi – type locality for species
  • † Hamites
    • † Hamites simplex
  • † Hamulus
  • Hemiaster
    • † Hemiaster jacksoni – or unidentified comparable form
  • † Hesperosuchus – type locality for genus
    • † Hesperosuchus agilis – type locality for species
  • Homarus
  • † Hopiichnus – type locality for genus
    • † Hopiichnus shingi – type locality for species
  • † Hybodus

I
  • † Immunitoceras
    • † Immunitoceras immunitum
  • Fossilized shell of the Early Jurassic-Late Cretaceous marine bivalve Inoceramus with a human indicating its size
    † Inoceramus
    • † Inoceramus corpulentas
    • † Inoceramus dimidius – or unidentified comparable form
    • † Inoceramus flavus
    • † Inoceramus heinzi – or unidentified related form
    • † Inoceramus lamarcki
    • † Inoceramus nodai
    • † Inoceramus pictus
    • † Inoceramus tenuistriatus() – tentative report
  • † Isochirotherium
    • † Isochirotherium coltoni – type locality for species
    • † Isochirotherium marshalli

K
  • † Kamerunoceras
    • † Kamerunoceras turoniense
  • Restoration of the Early Jurassic turtle Kayentachelys
    † Kayentachelys – type locality for genus
    • † Kayentachelys aprix – type locality for species
  • † Kayentapus – type locality for genus
    • † Kayentapus hopii – type locality for species
  • † Kayentasuchus – type locality for genus
    • † Kayentasuchus walkeri – type locality for species
  • † Kayentatherium – type locality for genus
    • † Kayentatherium wellesi – type locality for species
  • Life restoration of the Early Jurassic theropod dinosaur Kayentavenator
    † Kayentavenator – type locality for genus
    • † Kayentavenator elysiae – type locality for species
  • † Kazanskyella
    • † Kazanskyella arizonica
  • † Koskinonodon
    • † Koskinonodon perfectus
  • † Koupichnium – probable lapsus calami of Kouphichnium
  • † Kraterokheirodon – type locality for genus
    • † Kraterokheirodon colberti – type locality for species
  • † Kummelonautilus

L
  • † Lasalichthys – or unidentified comparable form
  • Laternula
    • † Laternula lineata
  • † Legumen
    • † Legumen ligula – or unidentified comparable form
  • Lepisosteus
  • Fossilized skull of the Late Triassic phytosaur Leptosuchus
    † Leptosuchus
    • † Leptosuchus crosbiensis
  • † Levicerithium
    • † Levicerithium basicostae
    • † Levicerithium micronema – tentative report
    • † Levicerithium timberanum – or unidentified comparable form
  • Lima
    • † Lima cholla
    • † Lima espinal
    • † Lima muralensis
    • † Lima utahensis
  • Limatula
    • † Limatula kochi
  • † Linearis
    • † Linearis striatimarginata
    • † Linearis whitei
  • † Lingula
    • † Lingula subspatula
  • † Liopistha
    • † Liopistha meeki
  • Electron micrograph of fossilized teeth from the Early Jurassic-Early Cretaceous freshwater shark Lissodus
    † Lissodus – tentative report
  • † Lithocodium
  • Lithophaga
  • † Lonchidion
    • † Lonchidion humblei
  • † Longitubus
  • Lopha
    • † Lopha bellaplicata
    • † Lopha staufferi
  • † Lucina
    • † Lucina subundata
  • A living Lunatia moon sea snail
    Lunatia – tentative report
  • † Lutema
    • † Lutema hitzi

M
  • Fossilized skull of the Late Triassic phytosaur Machaeroprosopus
    † Machaeroprosopus – type locality for genus
    • † Machaeroprosopus buceros
    • † Machaeroprosopus jablonskiae – type locality for species
    • † Machaeroprosopus mccauleyi – type locality for species
    • † Machaeroprosopus pristinus – type locality for species
    • † Machaeroprosopus tenuis – type locality for species
    • † Machaeroprosopus validus – type locality for species
  • † Mammillopora
    • † Mammillopora encrusta – type locality for species
  • † Mammites
    • † Mammites nodosoides
  • † Masculostrobus
    • † Masculostrobus clathratus – type locality for species
  • † Mathilia – tentative report
    • † Mathilia ripleyana
  • † Meekia
  • † Megalosauripus
  • † Melvius
  • Membranipora – or unidentified comparable form
  • † Mesolanites
  • † Mesostoma
  • † Metaptychoceras
    • † Metaptychoceras reesidei
  • † Metoicoceras
    • † Metoicoceras geslinianum
    • † Metoicoceras mosbyense
  • Life restoration of the Late Triassic amphibian Metoposaurus with an anachronistic human to scale
    † Metoposaurus
    • † Metoposaurus fraasi – type locality for species
  • † Microsolena
    • † Microsolena texana
  • † Modiolus
    • † Modiolus attenuatus – or unidentified comparable form
    • † Modiolus coloradoensis
    • † Modiolus perryi – type locality for species
  • † Moenkopia – type locality for genus
    • † Moenkopia wellesi – type locality for species
  • † Monopleura
    • † Monopleura marcida – or unidentified comparable form
  • † Moremanoceras
    • † Moremanoceras scotti
  • Life restoration of the Late Triassic-Middle Jurassic synapsid (mammal precursor) Morganucodon
    † Morganucodon
  • † Morrowites
  • † Mytiloides
    • † Mytiloides columbianus
    • † Mytiloides duplicostasus – or unidentified related form
    • † Mytiloides hercynicus
    • † Mytiloides kossmati
    • † Mytiloides labiatus
    • † Mytiloides latus – or unidentified comparable form
    • † Mytiloides mytiloides
    • † Mytiloides opalensis
    • † Mytiloides submytiloides
  • † Mytilus – tentative report

N
  • † Nannometoicoceras
    • † Nannometoicoceras acceleratum
  • † Navahopus – type locality for genus
    • † Navahopus falcipollex – type locality for species
  • † Neithea
    • † Neithea vicinalis
  • † Nemodon
  • † Neocardioceras
    • † Neocardioceras juddii
    • † Neocardioceras minutum
  • † Neoptychites
    • † Neoptychites cephalotus
  • Fossilized shell of the Jurassic-Cretaceous sea snail Nerinea
    † Nerinea
  • Nerita
    • † Nerita spp.
  • Neritina
    • † Neritina spp.
  • † Nigericeras
    • † Nigericeras ogojaense – or unidentified comparable form
  • Nucula
    • † Nucula coloradoensis
  • Nuculana
    • † Nuculana mutuata

O
  • † Obnixia – type locality for genus
    • † Obnixia thaynesiana
  • Restoration of the Late Triassic–Early Jurassic synapsid (mammal precursor) Oligokyphus
    † Oligokyphus
  • † Opis
    • † Opis elevata
  • † Orbitolina
    • † Orbitolina texana
  • Ostrea
    • † Ostrea anomioides
    • † Ostrea edwilsoni
  • † Oxytoma
    • † Oxytoma arizonensis – type locality for species

P
  • † Pachyrhizodus – or unidentified comparable form
  • † Paleopsephea
    • † Paleopsephea arizonensis – type locality for species
  • † Paracanthohoplites
    • † Paracanthohoplites meridionalis
  • † Parasimilia
    • † Parasimilia spp.
  • Life restoration of the Late Triassic phytosaur Parasuchus
    † Parasuchus
  • † Paratypothorax
  • † Parmicorbula
  • † Parrishea
  • † Parrishia – type locality for genus
    • † Parrishia mccreai – type locality for species
  • Parvilucina
    • † Parvilucina juvenis
  • † Pecten
    • † Pecten peregrina
  • † Perissoptera
    • † Perissoptera prolabiata
  • † Permocalculus
  • Petrophyllia
    • † Petrophyllia dartoni
  • † Pharodina
    • † Pharodina ferrana
  • † Phelopteria
    • † Phelopteria A – informal
    • † Phelopteria B – informal
    • † Phelopteria C – informal
    • † Phelopteria dalli
    • † Phelopteria E – informal
    • † Phelopteria F – informal
    • † Phelopteria gastrodes
    • † Phelopteria minuta
  • † Phoebodus
  • Pholadomya
    • † Pholadomya coloradoensis
  • Physa
    • † Physa reesidei – or unidentified comparable form
  • † Pinna
    • † Pinna kauffmani – type locality for species
    • † Pinna petrina
  • † Pirsilia
  • † Placenticeras
    • † Placenticeras cumminsi
  • Restoration of the Late Triassic synapsid (mammal precursor) Placerias with an anachronistic human to scale
    † Placerias – type locality for genus
    • † Placerias hesternus – type locality for species
  • † Plastomenus
  • † Pleisiopinna – tentative report
  • † Pleisopinna – tentative report
  • † Pleuriocardia
    • † Pleuriocardia pauperculum
  • Plicatula
    • † Plicatula ferryi
    • † Plicatula hydrotheca
  • † Pollex – tentative report
  • Polydora – tentative report
  • † Polystrata
    • † Polystrata alba
  • † Polytremacis
  • Restoration of the Late Triassic crocodile relative Poposaurus with an anachronistic human to scale
    † Poposaurus
    • † Poposaurus gracilis
  • Poromya
    • † Poromya lohaliensis – type locality for species
  • † Postosuchus
    • † Postosuchus kirkpatricki
  • † Pravusuchus
    • † Pravusuchus hortus
  • † Prionocyclus
    • † Prionocyclus hyatti
    • † Prionocyclus percarinatus
  • † Procolophonichnium
  • Life restoration of the Early Jurassic frog Prosalirus
    † Prosalirus – type locality for genus
    • † Prosalirus bitis – type locality for species
  • † Protelliptio – tentative report
  • † Protome – type locality for genus
    • † Protome batalaria – type locality for species
  • † Protosuchus – type locality for genus
    • † Protosuchus richardsoni – type locality for species
  • † Pseudaspidoceras
    • † Pseudaspidoceras flexuosum
    • † Pseudaspidoceras pseudonodosoides
  • † Pseudocalycoceras
    • † Pseudocalycoceras angolaense
  • † Pseudoperna
    • † Pseudoperna bentonense
    • † Pseudoperna bentonensis
  • † Pseudopetalodontia
    • † Pseudopetalodontia felixi
  • † Pseudoptera
    • † Pseudoptera propleura
  • † Psilomya
    • † Psilomya concentrica
    • † Psilomya elongata
    • † Psilomya meeki
  • † Psilothyris
    • † Psilothyris occidentalis
  • † Pteraichnus – type locality for genus
    • † Pteraichnus saltwashensis – type locality for species
  • † Puebloites
    • † Puebloites greenhornensis
    • † Puebloites spiralis
  • Pycnodonte
    • † Pycnodonte kansasense – tentative report
    • † Pycnodonte kellumi – or unidentified related form
    • † Pycnodonte newberryi
  • † Pyktes
    • † Pyktes fusiformis
  • † Pyncnodonte
    • † Pyncnodonte kellumi – or unidentified related form
    • † Pyncnodonte newberryi
  • † Pyrgulifera
    • † Pyrgulifera ornata
  • † Pyropsis
    • † Pyropsis coloradoensis – or unidentified comparable form
    • † Pyropsis kochi – type locality for species

Q
  • † Quasicyclotosaurus – type locality for genus
    • † Quasicyclotosaurus campi – type locality for species
  • † Quitmaniceras
    • † Quitmaniceras reaseri – or unidentified comparable form

R
  • † Radiolites
  • Ramphonotus – or unidentified comparable form
  • † Rectithyris
    • † Rectithyris vespertina – type locality for species
  • † Reticulodus – type locality for genus
    • † Reticulodus synergus – type locality for species
  • Life restoration of the Late Triassic crocodile relative Revueltosaurus
    † Revueltosaurus
    • † Revueltosaurus callenderi
    • † Revueltosaurus hunti
  • † Rhadalognathus – type locality for genus
    • † Rhadalognathus boweni – type locality for species
  • † Rhamphinion – type locality for genus
    • † Rhamphinion jenkinsi – type locality for species
  • † Rhombopsis – tentative report
    • † Rhombopsis huerfanensis
  • † Rhynchosauroides
    • † Rhynchosauroides schochardti
  • † Rhynchostreon
    • † Rhynchostreon levis
  • A living Ringicula sea snail
    Ringicula
    • † Ringicula codellana
  • † Rioarribasuchus
    • † Rioarribasuchus chamaensis
  • Rostellaria
    • † Rostellaria venenatus – tentative report
  • † Rotodactylus – type locality for genus
    • † Rotodactylus bradyi – type locality for species
    • † Rotodactylus cursorius – type locality for species
  • † Rubroceras
    • † Rubroceras rotundum
  • Fossilized skeleton of the Late Triassic phytosaur Rutiodon
    † Rutiodon

S
  • Illustration in multiple views of the fossilized skull of the Early Jurassic sauropodomorph dinosaur Sarahsaurus
    † Sarahsaurus – type locality for genus
    • † Sarahsaurus aurifontanalis – type locality for species
  • Scalpellum – tentative report
  • † Scaphites
    • † Scaphites larvaeformis
  • † Sciponoceras
    • † Sciponoceras gracile
  • † Scutarx – type locality for genus
    • † Scutarx deltatylus – type locality for species
  • † Scutellosaurus – type locality for genus
    • † Scutellosaurus lawleri – type locality for species
  • † Segisaurus – type locality for genus
    • † Segisaurus halli – type locality for species
  • † Selaginella
    • † Selaginella anasazia – type locality for species
  • Fossilized skeleton of the Late Triassic-Early Jurassic bony fish Semionotus
    † Semionotus – or unidentified comparable form
  • † Senis
    • † Senis elongatus
  • † Sergipia
    • † Sergipia hartti – tentative report
  • Serpula
    • † Serpula implicata
    • † Serpula intrica
    • † Serpula large
  • † Shuvosaurus
    • † Shuvosaurus inexpectatus
  • † Sinzowiella
    • † Sinzowiella spathi
  • † Smilosuchus – type locality for genus
    • † Smilosuchus adamanensis – type locality for species
    • † Smilosuchus gregorii – type locality for species
    • † Smilosuchus lithodendrorum – type locality for species
  • Solemya
    • † Solemya obscura
  • Life restoration of the Early-Late Cretaceous brachiosaur Sonorasaurus
    † Sonorasaurus – type locality for genus
    • † Sonorasaurus thompsoni – type locality for species
  • † Spathites
    • † Spathites puercoensis
  • Spirorbis
  • Squilla – tentative report
  • † Stagonolepis
  • † Stanocephalosaurus – type locality for genus
    • † Stanocephalosaurus birdi – type locality for species
    • † Stanocephalosaurus new species – informal
  • † Stoliczkaia
    • † Stoliczkaia scotti
  • † Stomohamites
  • † Stylocyathus
  • † Sumitomoceras
    • † Sumitomoceras conlini
  • † Synaptichnium
    • † Synaptichnium cameronensis – type locality for species
    • † Synaptichnium diabloensis – type locality for species
  • † Syncyclonema
    • † Syncyclonema spp.
  • † Syntarsus

T
  • † Tanytrachelos
  • † Tecovasaurus
    • † Tecovasaurus murryi
  • † Tecovasuchus
    • † Tecovasuchus chatterjeei
  • † Tectaplica – tentative report
    • † Tectaplica utahensis
  • Tellina
    • † Tellina carlilana – type locality for species
  • † Tenea
  • Life restoration of the Early Cretaceous Iguanodon relative Tenontosaurus
    † Tenontosaurus
  • † Terebrimya
  • Teredolithus
  • † Therapsipus – type locality for genus
    • † Therapsipus cumminsi – type locality for species
  • † Thomasites
    • † Thomasites gongilensis – or unidentified comparable form
  • † Toucasia
    • † Toucasia hancockensis
  • † Tragodesmoceras
    • † Tragodesmoceras bassi
    • † Tragodesmoceras socorroense
  • † Triasamnicola – or unidentified comparable form
    • † Triasamnicola pilsbryi
  • † Trigonia
    • † Trigonia aliformis - or unidentified loosely related form
    • † Trigonia cragini
    • † Trigonia guildi
    • † Trigonia kitchini
    • † Trigonia mearnsi
    • † Trigonia reesidei
    • † Trigonia resoluta
    • † Trigonia saavedra
    • † Trigonia stolleyi
    • † Trigonia weaveri
  • Restoration of the Late Triassic reptile Trilophosaurus with an anachronistic human to scale
    † Trilophosaurus
    • † Trilophosaurus buettneri
    • † Trilophosaurus jacobsi – type locality for species
  • † Triodus
    • † Triodus moorei
  • Trochocyathus
  • Turritella
    • † Turritella A – informal
    • † Turritella B – informal
    • † Turritella cobbani – type locality for species
    • † Turritella codellana – type locality for species
    • † Turritella kauffmani – type locality for species
    • † Turritella whitei
  • † Turseodus
    • † Turseodus dolorensis – or unidentified comparable form
  • Restoration of a pair of the Late Triassic aetosaur Typothorax
    † Typothorax
    • † Typothorax coccinarum

U

V
  • Life restoration of the Late Triassic reptile Vancleavea
    † Vancleavea – type locality for genus
    • † Vancleavea campi – type locality for species
  • † Vascoceras
    • † Vascoceras diartianum
  • † Veniella
    • † Veniella goniophora
    • † Veniella mortoni
  • † Vigilius
    • † Vigilius wellesi
  • Viviparus
  • † Voysa
    • † Voysa varia
  • Vulsella

W
  • † Watinoceras
    • † Watinoceras coloradoense
    • † Watinoceras devonense
    • † Watinoceras hattini
    • † Watinoceras praecursor – or unidentified comparable form
    • † Watinoceras spp.
  • † Weeksia
  • † Wellesaurus
    • † Wellesaurus peabodyi – type locality for species
  • † Worthoceras
    • † Worthoceras gibbosum
    • † Worthoceras vermiculum

Y


gollark: OR IS IT?
gollark: CookieClickerUpdated
gollark: Well, easy.
gollark: Parser combinators make header parsing Fun and Easy™.
gollark: Like PHP.

References
  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 7 August 2017.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.