List of the prehistoric life of Arkansas
This list of the prehistoric life of Arkansas contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Arkansas.
Precambrian
The Paleobiology Database records no known occurrences of Precambrian fossils in Alabama.
Paleozoic
Selected Paleozoic taxa of Arkansas
- † Adnatoceras
- † Amphiscapha
- † Amplexus
- † Ananaspis
- † Anthracoceras
- † Aphelaeceras
- † Arcanoceras
- † Archaeocidaris
- Archaeolithophyllum – tentative report
- †Archimedes
Fossils of the Carboniferous-Permian bryozoan Archimedes - † Archimylacris
- † Arkanites
- † Athyris
- † Atrypa
- † Aviculopecten
- † Aviculopecten inspeciosus
- † Aviculopecten jennyi
- † Aviculopecten morrowensis
- † Aviculopecten squamula
- † Avonia
- † Axinolobus
- † Bactritimimus
- † Baschkirites
- †Bellerophon
- † Bellerophon welshi
- † Bisatoceras
- † Bistrialites
- † Branneroceras
- † Cancelloceras
- † Cavusgnathus
- † Cheirurus
- † Chonetes
- † Cleiothyridina
- † Composita
- † Cornuproetus
- † Cravenoceras
- † Cypricardinia – tentative report
- † Dalmanites – type locality for genus
Fossil of the Late Ordovician-Middle Devonian trilobite Dalmanites - † Deiphon
- † Delops
- † Diacalymene
- † Dicoelosia
- † Dolorthoceras
- † Echinaria
- † Edmondia
- † Encrinurus
- † Endolobus
- † Eophacops
- † Eospirifer
- † Eowellerites
- † Eucalyptocrinites
Fossilized calyx of the Silurian-Middle Devonian crinoid ("sea lily") Eucalyptocrinites - † Euomphalus
- † Gastrioceras
- Gastrochaenolites
- † Girvanella
- † Glyptambon – type locality for genus
- † Glyptopleura
- † Gnathodus
- † Goniatites
- † Goniatites crenistria – or unidentified related form
- † Hematites
- † Irvingella
- † Kazakhstania – tentative report
- † Lingula
- † Liroceras – tentative report
- † Mariceras
- † Meristina
- † Metacoceras
Fossilized shell of the Carboniferous-Permian nautiloid cephalopod Metacoceras - † Michelinoceras
- † Naticopsis
- † Ozarcus – type locality for genus
- † Ozarcus mapesae – type locality for species
- † Pachylyroceras
- † Paladin
- † Paleoconus
- † Paralegoceras
- † Pentremites
- † Peripetoceras
- † Platyceras
- † Plectodonta – tentative report
- † Plicochonetes
- † Posidonia
- †Proetus
- † Quinnites
- † Rayonnoceras
- † Sandia
- † Solenochilus
- † Solenomorpha
- † Sphaerexochus
Fossil of the Middle Ordovician-Silurian trilobite Sphaerexochus - † Spirifer
- † Stearoceras
- † Stigmaria
- † Stroboceras
- † Sutherlandia
- † Tesuquea
- † Triboloceras – tentative report
- † Tripteroceroides – tentative report
- Trypanites
- † Tylonautilus
- † Valhallites
- † Wilkingia
- † Zia
Mesozoic
Selected Mesozoic taxa of Arkansas
- †Anomia
- † Baculites
- † Baculites crickmayi
- † Baculites ovatus
- Botula
- † Botula conchafodentis
- † Brontopodus
Fossil of the sauropod dinosaur footprint ichnogenus Brontopodus - Cadulus
- Caestocorbula
- † Caestocorbula crassaplica
- † Caestocorbula crassiplica
- Caryophyllia
- † Cirroceras
- Cliona
- Corbicula
- †Crenella
- † Crenella serica
- Cucullaea
Shell of a Cucullaea, or false ark shell- † Cucullaea capax
- Cylichna
- † Cymella
- †Dentalium
- † Dentalium leve
- † Desmophyllites
- † Didymoceras
- † Didymoceras binodosum
- † Didymoceras platycostatum
- † Discoscaphites
- † Discoscaphites conradi
- † Douvilleiceras
- † Echinocorys
- † Eutrephoceras
- † Exogyra
Interior of a fossilized shell of the Jurassic-Cretaceous foam oyster Exogyra- † Exogyra costata
- † Exogyra ponderosa
- † Gaudryceras
- † Heminautilus
- † Hoploscaphites
- † Inoceramus
- † Jeletzkytes
- † Jeletzkytes nodosus
- Limatula
- † Linthia
- † Mathilda
- † Menuites
- † Micraster
- Micropora – tentative report
- † Naomichelys
- † Nostoceras
- † Nostoceras approximans
- † Pachydiscus
- Panopea
- † Placenticeras
- † Platecarpus
Restoration of the Late Cretaceous mosasaur Platecarpus - † Protocardia
- †Pteria
- † Pterotrigonia
- † Pterotrigonia thoracica
- Pycnodonte
- † Pycnodonte vesicularis
- Serpula
- † Sphenodiscus
- Spondylus
- † Stylina
- † Tenea
- † Thamnasteria
- † Toxochelys – type locality for genus
Mounted fossilized skeleton of the Late Cretaceous sea turtle Toxochelys- † Toxochelys latiremis – type locality for species
- Trachycardium
- Turritella
- † Turritella bilira
- † Turritella trilira
- † Uhligella – tentative report
Cenozoic
Selected Cenozoic taxa of Arkansas
- Acteon
- Agaronia
- Antalis
- Architectonica
- Arius – or unidentified comparable form
- Astrangia
- Athleta
- Barbatia
- †Basilosaurus
Life restoration of the Eocene whale Basilosaurus- †Basilosaurus cetoides
- Blarina
- †Blarina brevicauda
- †Bootherium
- †Bootherium bombifrons
- Brachidontes
- †Brachyprotoma
- †Brachyprotoma obtusata
- Bullia
- Caestocorbula
- Canis
- †Canis armbrusteri
Illustration of a fossilized cranium of the Pleistocene Canis armbrusteri, or Armbruster's wolf - †Canis latrans
- Carcharhinus
- Carcharias
- Castor
- †Castor canadensis
- Cervus
- Chlamys
- Clavilithes
- Coluber
- †Coluber constrictor – or unidentified comparable form
A living Coluber constrictor, or eastern racer
- Conomitra
- Conus
- Corbula
- Crassostrea
- Crotalus
- Cytherea – report made of unidentified related form or using admittedly obsolete nomenclature
- Dasyatis
- Dentalium
- †Diaphyodus
- Epitonium
- Eptesicus
- †Eptesicus fuscus
- Equus
- †Equus scotti – tentative report
Restoration of the Pliocene-Holocene horse Equus scotti, or Scott's horse
- Erethizon
- †Erethizon dorsatum
- Galeocerdo
- Galeodea
- Galeorhinus
- Geomys
- †Geomys bursarius
- Ginglymostoma
- Hemipristis
- Hemisinus
- Hexaplex
- †Iridomyrmex
A living Iridomyrmex, or rainbow ant- †Iridomyrmex mapesi – type locality for species
- †Lacunaria
- Latirus
- Lepisosteus
- Lepus
- †Lepus alleni
- †Lepus americanus – tentative report
- †Linthia
- Lynx
- †Lynx rufus
- †Mammuthus
- †Mammuthus columbi
Mounted fossilized skeleton of a Mammuthus columbi or Columbian mammoth
- Marmota
- †Marmota monax
- Mephitis
- †Mephitis mephitis
- Mesalia
- Microtus
- †Miracinonyx
- †Miracinonyx studeri
- Mustela
- †Mustela erminea
- †Mustela frenata
- †Mustela vison
- Myliobatis
- †Mylohyus
Fossilized skeleton of the Pliocene-Holocene peccary Mylohyus- †Mylohyus fossilis
- Myotis
- Mytilus
- Nassarius
- Neotoma
- Nucula
- Odocoileus
- †Odocoileus virginianus
- Ondatra
- Ostrea
- †Pachecoa
- Panthera
- †Panthera onca
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A living Panthera onca, or jaguar
- Pekania
- Peromyscus
- Pitar
- Pituophis
- Pitymys
- Pleuromeris
- Polinices
- Pristis
A living Pristis sawfish - Procyon
- †Procyon lotor
- Propeamussium
- †Protocardia – report made of unidentified related form or using admittedly obsolete nomenclature
- Pseudoliva
- Reithrodontomys
- Retusa
- Scalopus
- †Scalopus aquaticus
- †Sinistrella
- †Smilodon
Life restoration of the Pleistocene-Holocene saber-tooth cat Smilodon- †Smilodon fatalis
- Sorex
- †Sorex cinereus
- †Sorex fumeus
- †Sorex minutus
- †Sorex monticolus
- Spermophilus
- †Spermophilus tridecemlineatus – tentative report
- Sphyraena
- Spilogale
- †Spilogale putorius – tentative report
- Spisula
.JPG)
Shell of a Spisula, or surf clam - Sylvilagus
- †Sylvilagus floridanus – tentative report
- Tamiasciurus
- †Tamiasciurus hudsonicus
- Terebra
- Teredo
- Trichiurus
- Turritella
- Urocyon
- †Urocyon cinereoargenteus
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A living Urocyon cinereoargenteus, or gray fox
- Ursus
- †Ursus americanus
- Venericardia
- Vulpes
- Yoldia
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 7 August 2017.
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