List of the prehistoric life of Arizona

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

Precambrian

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

Paleozoic

Main article: List of the Paleozoic life of Arizona

Selected Paleozoic taxa of Arizona

• † Achistrum
• † Aglaocrinus
• † Altudoceras
• † Alula
• † Amphiscapha
• † Annularia
  • † Annularia asteris
  • † Annularia mucronata
  • † Annularia stellata
• † Anomphalus
• † Aphyllopteris
• † Arastra – type locality for genus
• † Archaeocidaris
• 

  Fossils of the Carboniferous-Permian bryozoan Archimedes
  †Archimedes
  • † Archimedes intermedius
  • † Archimedes invaginatus
  • † Archimedes lativolvis
  • † Archimedes proutanus
  • † Archimedes terebriformis
• † Arizonerpeton – type locality for genus
• † Athyris
• † Aulopora
• † Aviculopecten
  • † Aviculopecten bellatulus – type locality for species
  • † Aviculopecten girtyi – or unidentified comparable form
  • † Aviculopecten kaibabensis – type locality for species
• †Bellerophon
• † Brachyphyllum
• 

  Fossilized stems from the Carboniferous-Permian horsetail relative Calamites
  † Calamites
  • † Calamites cisti
• † Callipteris
  • † Callipteris conferta
• † Camarotoechia
  • † Camarotoechia metallica
  • † Camarotoechia mutata
• † Caninia – tentative report
• † Chonetes
  • † Chonetes oklahomensis
• † Cleiothyridina
  • † Cleiothyridina orbicularis
• 

  Fossilized shell of the Late Devonian-Permian brachiopod Composita
  † Composita
  • † Composita humilis
  • † Composita laevis
  • † Composita mexicana
  • † Composita ovata
  • † Composita ozarkana
  • † Composita subtilita
  • † Composita trinuclea
• † Cooksonia – or unidentified comparable form
• † Cordaites
  • † Cordaites principalis
• † Cycloceras
• † Cyclopteris
• † Cymatochiton – tentative report
• 

  Fossilized shells of the Middle-Late Devonian brachiopod Cyrtospirifer
  † Cyrtospirifer
  • † Cyrtospirifer whitneyi
• † Cystodictya
• † Echinaria
• † Edmondia
• † Elfridia – type locality for genus
• † Elrathia
• Eocaudina
• † Euomphalus
  • † Euomphalus utahensis
• † Fenestella
• † Fusulina
• 

  Life restoration of the Carboniferous shark Glikmanius
  † Glikmanius
  • † Glikmanius occidentalis
• † Globular
• † Gnathorhiza – or unidentified comparable form
• † Hastimima – tentative report
• † Hedeia
• † Hexagonaria
• † Hyolithes
• † Icriodus
• † Idiognathodus
• † Kaibabvenator – type locality for genus
  • † Kaibabvenator swiftae – type locality for species
• † Kootenia
• † Lepidodendron
  • † Lepidodendron aculeatum
• † Lepidostrobus
• † Lingula
• † Lingulella
• † Liroceras
• 

  Fossilized shell of the Carboniferous-Permian nautiloid cephalopod Metacoceras
  † Metacoceras
• † Michelina
• † Modiolus
• † Murchisonia
• † Naticopsis
  • † Naticopsis kaibabensis – type locality for species
  • † Naticopsis waterlooensis
• † Neospirifer – tentative report
  • † Neospirifer dunbari
• † Neuropteris
  • † Neuropteris heterophylla
  • † Neuropteris scheuchzeri
• † Nisusia
• Nucula
• 

  Restoration of the Cambrian trilobite Olenellus
  † Olenellus
• † Ophiderpeton
• † Orodus
• † Orthacanthus
• † Pachyphyllum
• † Pagiophyllum
• † Paladin
• † Palmatolepis
  • † Palmatolepis triangularis
• † Paterina
• † Pecopteris
• † Pentremites
• † Petalodus
• † Phillipsia
• 

  Life restoration of the Carboniferous-Permian amphibian Phlegethontia.
  † Phlegethontia
• † Pinna
• † Platyceras
• † Polygnathus
• † Prodentalium
• † Ptyonius – tentative report
• † Rugosa
• † Sallya – tentative report
• † Scoyenia
• Serpula
• Solemya
• † Solenomorpha – report made of unidentified related form or using admittedly obsolete nomenclature
• † Spathognathodus
• 

  Fossilized leaves and branches of the Devonian-Triassic horsetail relative Sphenophyllum
  † Sphenophyllum
  • † Sphenophyllum gilmorei – type locality for species
  • † Sphenophyllum oblongifolium
• † Sphenopteris
• † Spirifer
  • † Spirifer centronatus
• † Spiriferina
• † Stigmaria
• † Stroboceras
• † Syringopora
• † Tainoceras
• 

  Life restoration of the Carboniferous-Triassic freshwater shark Triodus
  † Triodus
• † Venustodus
• † Vidria
• † Walchia
• † Wardia
• † Wilkingia
• † Worthenia
• † Yarravia
• Yoldia

Mesozoic

Main article: List of the Mesozoic life of Arizona

Selected Mesozoic taxa of Arizona

• † 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
• Acirsa
• Acmaea
• † Acrodus
• †Acteon
• † Adamanasuchus – type locality for genus
  • † Adamanasuchus eisenhardtae – type locality for species
• † Adocus
• † Allocrioceras
• † Ammorhynchus – type locality for genus
  • † Ammorhynchus navajoi – type locality for species
• † Anaschisma – report made of unidentified related form or using admittedly obsolete nomenclature
• † Angistorhinus – tentative report
• † Anisoceras
• †Anomia
• † Apachesaurus
  • † Apachesaurus gregorii
• † Apatosaurus
• † Araucarioxylon
  • 

    Petrified trunk segments of the Permian-Late Triassic conifer tree Araucarioxylon arizonicum
    † Araucarioxylon arizonicum
• †Arca
• Arctica
• † Arganodus
• † Arizonasaurus – type locality for genus
  • † Arizonasaurus babbitti – type locality for species
• Astarte
• † Australosomus – or unidentified comparable form
• † Baculites
  • † Baculites calamus
• Barbatia
• † Beudanticeras
• † Boreosomus – tentative report
• Cadulus
• † Calamites
• † Calamophylliopsis
• † Calsoyasuchus – type locality for genus
  • † Calsoyasuchus valliceps – type locality for species
• † Calycoceras
• † Calyptosuchus
  • † Calyptosuchus wellesi
• 

  Restoration of the Late Triassic theropod dinosaur Camposaurus
  † Camposaurus – type locality for genus
  • † Camposaurus arizonensis – type locality for species
• † Caprina
• Carota
• † Ceratodus
• Cerithiopsis
• Charonia – tentative report
• † Chatterjeea
• † Chindesaurus – type locality for genus
  • † Chindesaurus bryansmalli – type locality for species
• † Chinlea – tentative report
• † Chirotherium
  • † Chirotherium barthii
  • † Chirotherium rex – type locality for species
  • † Chirotherium sickleri
• Chlamys
• † Cibolaites
• † Coelophysis
  • 

    Life restoration of Coelophysis kayentakatae
    † Coelophysis kayentakatae – type locality for species
• † Collignoniceras
  • † Collignoniceras woollgari
• † Colognathus
• Corbula
• † Cosgriffius – type locality for genus
• † Craniscus
• Crassostrea
• † Crosbysaurus
  • † Crosbysaurus harrisae
• Cucullaea
• † Cunningtoniceras
• Cuspidaria
• † Cyclothyris
• Cylichna
• †Dentalium
• † Desmatochelys
• † Desmatosuchus
  • † Desmatosuchus haplocerus
  • † Desmatosuchus spurensis
• † Dilophosauripus – type locality for genus
• 

  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
• Discinisca
• † Dolicholatirus – tentative report
• † Dromomeron
  • † Dromomeron gregorii
• † Dufrenoyia
  • † Dufrenoyia compitalis
  • † Dufrenoyia joserita
  • † Dufrenoyia justinae
• † Edentosuchus – tentative report
• Elliptio
• 

  Life restoration of the Early Jurassic amphibian Eocaecilia
  † Eocaecilia – type locality for genus
  • † Eocaecilia micropodia – type locality for species
• † Eocyclotosaurus
• † Eopneumatosuchus – type locality for genus
  • † Eopneumatosuchus colberti – type locality for species
• † Eucalycoceras
• † Eulima – tentative report
• † Eunaticina
• † Euomphaloceras
• † Euspira
• † Exogyra
  • † Exogyra acroumbonata
  • † Exogyra lancha
  • † Exogyra levis
  • † Exogyra olisiponensis
• † Fagesia
• 

  Fossilized shell of the Carboniferous-Eocene bivalve Gervillia
  † Gervillia
  • † Gervillia cholla
  • † Gervillia heinemani
  • † Gervillia navajovus – type locality for species
  • † Gervillia rasori
• Ginkgo
• † Grallator
• † Gryphaea
• † Gyrolepis
• † Hadrokkosaurus – type locality for genus
  • † Hadrokkosaurus bradyi – type locality for species
• † Hamites
• † Hamulus
• † Hesperosuchus – type locality for genus
  • † Hesperosuchus agilis – type locality for species
• Homarus
• † Hopiichnus – type locality for genus
• † Hybodus
• 

  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
• † Kamerunoceras
• † Kayentachelys – type locality for genus
  • † Kayentachelys aprix – type locality for species
• † Kayentapus – type locality for genus
• † Kayentasuchus – type locality for genus
  • † Kayentasuchus walkeri – type locality for species
• † Kayentatherium – type locality for genus
  • † Kayentatherium wellesi – type locality for species
• † Kayentavenator – type locality for genus
• † Koskinonodon
• Lepisosteus
• 

  Fossilized skull of the Late Triassic phytosaur Leptosuchus
  † Leptosuchus
  • † Leptosuchus crosbiensis
• Lima
• Limatula
• † Linearis
• †Lingula
• † Lissodus – tentative report
• Lithophaga
• † Lonchidion
• Lopha
• † Lucina
• Lunatia – tentative report
• 

  Life restoration 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
• † Mammites
• † Megalosauripus
• † Melvius
• Membranipora – or unidentified comparable form
• † Metoicoceras
  • † Metoicoceras geslinianum
  • † Metoicoceras mosbyense
• 

  Life restoration of the Late Triassic amphibian Metoposaurus with an anachronistic human to scale
  † Metoposaurus
• †Modiolus
• † Moenkopia – type locality for genus
• † Monopleura
• † Morganucodon
• † Morrowites
• †Mytilus – tentative report
• † Navahopus – type locality for genus
• † Neithea
• † Neocardioceras
  • † Neocardioceras juddii
  • † Neocardioceras minutum
• † Neoptychites
• † Nerinea
• Nerita
• Neritina
• Nucula
• 

  Restoration of the Late Triassic–Early Jurassic synapsid (mammal precursor) Oligokyphus
  † Oligokyphus
• † Opis
• Ostrea
• † Oxytoma
• † Pachyrhizodus – or unidentified comparable form
• † Parasuchus
• † Paratypothorax
• † Parrishia – type locality for genus
• †Pecten
• † Permocalculus
• Pholadomya
• Physa
• †Pinna
• † 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
• Plicatula
• † Pollex – tentative report
• Polydora – tentative report
• † Poposaurus
  • † Poposaurus gracilis
• † Postosuchus
  • † Postosuchus kirkpatricki
• † Pravusuchus
  • † Pravusuchus hortus
• 

  Life restoration of the Early Jurassic frog Prosalirus
  † Prosalirus – type locality for genus
  • † Prosalirus bitis – type locality for species
• † Protome – type locality for genus
  • † Protome batalaria – type locality for species
• † Protosuchus – type locality for genus
  • † Protosuchus richardsoni – type locality for species
• † Pseudoperna
• † Pteraichnus – type locality for genus
  • † Pteraichnus saltwashensis – type locality for species
• Pycnodonte
  • † Pycnodonte kellumi – or unidentified related form
  • † Pycnodonte newberryi
• † Pyncnodonte
• † Quasicyclotosaurus – type locality for genus
  • † Quasicyclotosaurus campi – type locality for species
• † Quitmaniceras
• 

  Life restoration of the Late Triassic crocodile relative Revueltosaurus
  † Revueltosaurus
  • † Revueltosaurus callenderi
  • † Revueltosaurus hunti
• † Rhadalognathus – type locality for genus
• † Rhamphinion – type locality for genus
  • † Rhamphinion jenkinsi – type locality for species
• Ringicula
• † Rioarribasuchus
  • † Rioarribasuchus chamaensis
• Rostellaria
• † Rutiodon
• † Sarahsaurus – type locality for genus
• † Scaphites
• † Scutarx – type locality for genus
• 

  Life restoration of the Early Jurassic primitive armored dinosaur Scutellosaurus
  † Scutellosaurus – type locality for genus
  • † Scutellosaurus lawleri – type locality for species
• † Segisaurus – type locality for genus
  • † Segisaurus halli – type locality for species
• † Selaginella
• † Semionotus – or unidentified comparable form
• † Senis
• Serpula
• † Shuvosaurus
  • † Shuvosaurus inexpectatus
• † Smilosuchus – type locality for genus
  • † Smilosuchus adamanensis – type locality for species
  • † Smilosuchus gregorii – type locality for species
  • † Smilosuchus lithodendrorum – type locality for species
• Solemya
• 

  Life restoration of the Early-Late Cretaceous brachiosaur Sonorasaurus
  † Sonorasaurus – type locality for genus
  • † Sonorasaurus thompsoni – type locality for species
• Spirorbis
• Squilla – tentative report
• † Stagonolepis
• † Stanocephalosaurus – type locality for genus
  • † Stanocephalosaurus birdi – type locality for species
• † Syntarsus
• † Tanytrachelos
• † Tecovasaurus
  • † Tecovasaurus murryi
• † Tecovasuchus
  • † Tecovasuchus chatterjeei
• Tellina
• † Tenea
• 

  Life restoration of the Early Cretaceous Iguanodon relative Tenontosaurus
  † Tenontosaurus
• † Thomasites
• † Tragodesmoceras
• † 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
• † Trilophosaurus
  • † Trilophosaurus buettneri
  • † Trilophosaurus jacobsi – type locality for species
• † Triodus
• Turritella
• 

  Restoration of a pair of the Late Triassic aetosaur Typothorax
  † Typothorax
• † Uatchitodon
  • † Uatchitodon schneideri
• Unio
• † Vancleavea – type locality for genus
  • † Vancleavea campi – type locality for species
• † Vascoceras
• † Vigilius
  • † Vigilius wellesi
• Viviparus
• Vulsella
• † Watinoceras
  • † Watinoceras coloradoense
  • † Watinoceras devonense
  • † Watinoceras hattini
  • † Watinoceras praecursor – or unidentified comparable form
• † Wellesaurus
  • † Wellesaurus peabodyi – type locality for species
• † Yezoites

Cenozoic

Main article: List of the Cenozoic life of Arizona

Selected Cenozoic taxa of Arizona

• †Adelphailurus
• †Agriotherium
• †Alforjas
• †Ambystoma
  • †Ambystoma tigrinum
• 

  Fossilized skull of the Miocene saber-toothed cat Amphimachairodus
  †Amphimachairodus
• †Amplibuteo
• Antrozous
  • †Antrozous pallidus
• Aquila
• †Arctodus
• †Aztlanolagus
• Baiomys
• Bassariscus
• Bison
• †Borophagus
  • †Borophagus diversidens
  • †Borophagus parvus – type locality for species
• Brachylagus
• Bufo
  • †Bufo woodhousei
• 

  Life restoration of the Pliocene-Holocene camel Camelops
  †Camelops
  • †Camelops hesternus – or unidentified comparable form
• Canis
  • †Canis armbrusteri
  • †Canis dirus
  • †Canis edwardii
  • †Canis ferox
  • †Canis latrans
• †Capromeryx
• †Carpocyon
• Castor
• Celtis
  • †Celtis reticulata
• Cervus
• †Chasmaporthetes
• †Chrysocyon
• †Citellus
• Cnemidophorus
• Cratogeomys
• Crotaphytus – or unidentified comparable form
• 

  Life restoration of the Pliocene-Holocene elephant relative Cuvieronius
  †Cuvieronius
• Desmodus
  • †Desmodus stocki
• †Diceratherium
• †Dinohippus
• Dipodomys
• †Dipoides
• †Epicyon
  • †Epicyon haydeni
• Eptesicus – or unidentified comparable form
• Equus
  • 

    Restoration of the Pliocene-Holocene horse Equus scotti, or Scott's horse
    †Equus scotti – or unidentified comparable form
  • †Equus simplicidens
• Erethizon
• †Eucyon
  • †Eucyon davisi
• Eumeces
• Eumops
  • †Eumops perotis – or unidentified comparable form
• †Geococcyx
  • †Geococcyx californianus
• Geomys
• †Glossotherium
• 

  Mounted fossilized skeleton of the Pleistocene armadillo relative Glyptotherium
  †Glyptotherium
  • †Glyptotherium texanum
• †Hemiauchenia
• †Hesperotestudo
• Heterodon
  • †Heterodon nasicus – or unidentified comparable form
• †Histiotus
• †Homotherium – tentative report
• Hyla
• †Hypolagus
• Ictalurus – tentative report
• 

  Fossilized skull of the Miocene bear Indarctos
  †Indarctos – tentative report
• Kinosternon
  • †Kinosternon arizonense – type locality for species
• Lampropeltis
  • †Lampropeltis getulus
• Lasiurus
  • †Lasiurus blossevillii – or unidentified comparable form
• Lemmiscus
  • †Lemmiscus curtatus
• Lepus
• Lynx
• †Machairodus
• †Mammut
• †Mammuthus
  • 

    Mounted fossilized skeleton of a Mammuthus columbi or Columbian mammoth
    †Mammuthus columbi
• Marmota
• Martes
• †Megalonyx
  • †Megalonyx jeffersonii
• †Megatylopus
• Meleagris
• †Merychyus
• †Metalopex
• Microtus
• †Morrillia
• Mustela
  • †Mustela frenata – or unidentified comparable form
• Myotis
  • †Myotis thysanodes
  • †Myotis velifer
• †Nannippus
• †Neochoerus
• Neotoma
  • †Neotoma albigula – or unidentified comparable form
  • †Neotoma cinerea
  • †Neotoma mexicana – or unidentified comparable form
• Nerodia
• 

  Life restoration of the Pleistocene ground sloth Nothrotheriops
  †Nothrotheriops
• †Nothrotherium
• Notiosorex
  • †Notiosorex crawfordi
• Odocoileus
• Ondatra
  • †Ondatra zibethicus
• †Onychocampodea – type locality for genus
• †Onychomachilis – type locality for genus
• Onychomys
• Ovis
  • †Ovis canadensis – type locality for species
• Panthera
  • 

    A living Panthera leo, or lion
    †Panthera leo
• †Paramachaerodus
• †Paramylodon
  • †Paramylodon harlani
• †Paronychomys
• Perognathus
• Peromyscus
• Pituophis
  • †Pituophis melanoleucus
• 

  Mounted fossilized skeleton of the Miocene-Pleistocene peccary Platygonus
  †Platygonus
  • †Platygonus compressus
• †Pleiolama
• †Plesiogulo
• †Plionarctos
• †Protolabis
• †Pseudaelurus – report made of unidentified related form or using admittedly obsolete nomenclature
• Ptinus
• †Rana
• Reithrodontomys
• †Repomys
• 

  Restoration of the Miocene-Pliocene elephant relative Rhynchotherium
  †Rhynchotherium
• Scaphiopus
• Sciurus
  • †Sciurus aberti – or unidentified comparable form
• Sigmodon
• Sorex
• Spermophilus
  • †Spermophilus variegatus
• Spilogale
  • †Spilogale putorius
• 

  Mounted fossilized skeleton of the Pliocene-Pleistocene elephant relative Stegomastodon
  †Stegomastodon
  • †Stegomastodon mirificus
• †Stenomylus
• †Stockoceros
• Sylvilagus
  • †Sylvilagus audubonii – or unidentified comparable form
• Tapirus
  • †Tapirus merriami – or unidentified comparable form
• Taxidea
  • †Taxidea taxus
• Tayassu
  • †Tayassu tajacu
• †Teleoceras
• Terrapene
  • †Terrapene ornata – or unidentified comparable form
• 

  Restoration of the Pleictocene pronghorn Tetrameryx
  †Tetrameryx – or unidentified comparable form
• Thamnophis
• Thomomys
• †Titanotylopus
  • †Trigonictis macrodon
• Urocyon
• Vulpes
  • †Vulpes velox

References

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