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 17 December 2021.