List of the Mesozoic life of Arkansas

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

A
  • †Acutostrea
    • †Acutostrea plumosa
  • †Aechmella
    • †Aechmella ozanensis – type locality for species
  • Alderina
    • †Alderina inuber – type locality for species
  • †Ambigostrea
    • †Ambigostrea tecticosta
  • †Anchura
  • Interior and exterior of a shell of an Anomia, or jingle shell
    †Anomia
    • †Anomia argentaria
    • †Anomia texana
  • †Aphrodina
    • †Aphrodina tippana
  • †Atreta

B

C

D

E
  • †Echinocorys
    • †Echinocorys texanus
  • Ellisina
    • †Ellisina saratogaensis – type locality for species
  • †Escharoides – tentative report
    • †Escharoides danei – type locality for species
    • †Escharoides erymnos – type locality for species
  • †Eutrephoceras
  • Interior of a fossilized shell of the Jurassic-Cretaceous foam oyster Exogyra
    †Exogyra

F
  • †Flemingostrea
    • †Flemingostrea subspatula
  • †Frurionella
    • †Frurionella parvipora

G
  • Fossilized shell of the Cretaceous ammonoid cephalopod Gaudryceras
    †Gaudryceras
  • †Granocardium
    • †Granocardium bowenae
    • †Granocardium tholi
  • †Gryphaeostrea
    • †Gryphaeostrea vomer

H
  • Hemiaster
    • †Hemiaster humphreysanus
    • †Hemiaster wetherbyi
  • †Heminautilus
    • †Heminautilus stantoni – type locality for species
  • Fossilized shell of the Late Cretaceous ammonoid cephalopod Hoploscaphites
    †Hoploscaphites
    • †Hoploscaphites pumilis

I
  • Fossilized shell of the Early Jurassic-Late Cretaceous marine bivalve Inoceramus with a human indicating its size
    †Inoceramus
  • †Isomicraster
    • †Isomicraster danei – type locality for species

J

L
  • †Lewyites
    • †Lewyites oronensis
  • Limatula
    • †Limatula acutilineata
  • †Linthia
    • †Linthia variabilis

M
  • Malletia
    • †Malletia longfrons
    • †Malletia longifrons
  • †Mathilda
    • †Mathilda ripleyana – or unidentified related form
  • †Menuites
    • †Menuites portlocki – or unidentified comparable form
  • †Micrabacia
    • †Micrabacia arkansasensis – type locality for species
  • Fossilized shell of the Late Cretaceous-Paleogene sea urchin Micraster
    †Micraster
    • †Micraster americanus
  • Micropora – tentative report

N
  • †Naomichelys
  • †Neancyloceras
    • †Neancyloceras bipunctatum – or unidentified comparable form
  • Restoration of several species of the Late Cretaceous ammonoid cephalopod Nostoceras
    †Nostoceras
    • †Nostoceras approximans
    • †Nostoceras archiacianum
    • †Nostoceras arkansanum
    • †Nostoceras colubriformis
    • †Nostoceras helicinus
    • †Nostoceras hyatti
    • †Nostoceras multituberculatum
    • †Nostoceras pauper
    • †Nostoceras plerucostatum
    • †Nostoceras pulcher
  • Nuculana
    • †Nuculana whitfieldi

O
  • †Oxybeloceras
    • †Oxybeloceras crassum

P
  • †Pachydiscus
    • †Pachydiscus arkansanus
  • Panopea
    • †Panopea subplicata
  • †Placenticeras
  • Restoration of the Late Cretaceous mosasaur Platecarpus
    †Platecarpus
  • †Pleuriocardia
  • †Prionochelys – type locality for genus
    • †Prionochelys nauta – type locality for species
  • †Protocardia
    • †Protocardia spillmani
  • †Pseudofrenelopsis
    • †Pseudofrenelopsis parceramosa
  • †Pseudokossmaticeras
    • †Pseudokossmaticeras galicianum
  • †Pseudophyllites
  • †Pseudosaynella
    • †Pseudosaynella fimbriata – type locality for species
    • †Pseudosaynella walcotti
  • †Pteria
  • †Pterotrigonia
  • Pulvinites
    • †Pulvinites argenteus
  • Pycnodonte
  • †Pyropsis

R
  • Ramphonotus
    • †Ramphonotus pedunculatus – type locality for species

S
  • Serpula
  • †Solenoceras
    • †Solenoceras texanum – or unidentified comparable form
  • †Solenophragma
    • †Solenophragma elongatum – type locality for species
    • †Solenophragma ovatum
  • †Sphenodiscus
  • Shell of a Spondylus, or spiny oyster
    Spondylus
  • †Stictostega – type locality for genus
    • †Stictostega durhami – type locality for species
  • Striarca
  • †Striaticostatum
  • †Stylina
    • †Stylina arkansasensis – type locality for species
  • †Syncyclonema
    • †Syncyclonema simplicius
    • †Syncyclonema travisanus

T

U

V
  • †Veniella
    • †Veniella conradi

Z
  • Zangerlchelys
    • †Zangerlchelys arkansaw – type locality for species


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