page_title: List of the prehistoric life of Alabama
section_title: Selected Mesozoic taxa of Alabama
hierarchical_section_title: List of the prehistoric life of Alabama / Mesozoic / Selected Mesozoic taxa of Alabama
caption_attribution_description: English: Polycotylus
context_page_description: This list of the prehistoric life of Alabama contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Alabama.
context_section_description: Acirsa
  Acmaea
  †Acteon
  †Agerostrea
  †Albertosaurus
  †Albula
  †Ampullina
  †Ancilla
  †Anomia
  †Anomoeodus
   †Appalachiosaurus – type locality for genus
  †Appalachiosaurus montgomeriensis – type locality for species
  Arca
  Architectonica
  Arrhoges
  Astarte
  †Avellana
  †Avitelmessus
  †Avitelmessus grapsoideus
   †Baculites
  †Baculites arculus
  †Baculites asper – or unidentified comparable form
  †Baculites capensis
  †Baculites tippahensis
  †Bananogmius
  †Bananogmius crieleyi – type locality for species
  †Bananogmius zitteli – or unidentified comparable form
  †Banis
  Barbatia
  †Belemnitella
  †Belemnitella americana
  †Belemnitida
   †Belonostomus
  Botula
  †Botula carolinensis
  †Botula conchafodentis
  †Botula ripleyana
  Brachidontes – tentative report
  †Bulla – tentative report
  Cadulus
  Caestocorbula
  †Caestocorbula crassaplica
  †Caestocorbula crassiplica
  †Caestocorbula percompressa
  †Caestocorbula suffalciata
  †Caestocorbula terramaria
  Callianassa
  †Callianassa mortoni
  †Calliomphalus
  †Calliomphalus americanus
  †Calliomphalus nudus
  Calyptraea
   Capulus
  †Caveola
  Cerithiella
  †Cerithiella nodoliratum – or unidentified related form
  †Cerithiella semirugatum
  Cerithiopsis
  Cerithium
  Charonia
  †Chelosphargis
  †Chelosphargis advena – or unidentified comparable form
  Chlamys
  †Chondrites
  Cidaris
  †Cimolichthys
  †Cimolichthys nepaholica
  Clavagella
   †Clidastes
  †Clidastes liodontus
  †Clidastes propython – type locality for species
  Cliona
  Corbula
  †Corsochelys – type locality for genus
  Crassostrea
  †Crenella
  †Crenella elegantula
  †Crenella senica
  †Crenella serica
  †Cretolamna
  †Cretolamna appendiculata
   †Cretoxyrhina
  †Cretoxyrhina mantelli
  Crucibulum
  Ctenochelys – type locality for genus
  †Ctenochelys acris – type locality for species
  †Ctenochelys tenuitesta – type locality for species
  Cucullaea
  †Cucullaea capax
  †Cucullaea littlei
  †Cucullaea powersi – or unidentified comparable form
  Cuspidaria
  †Cuspidaria ampulla
  †Cuspidaria grandis
  †Cuspidaria grovensis
  †Cuspidaria jerseyensis – or unidentified comparable form
  Cylichna
  †Cylichna diversilirata
  †Cylichna incisa
  †Cymella
  Cypraea – report made of unidentified related form or using admittedly obsolete nomenclature
  Dasmosmilia
  †Dasmosmilia kochii
  †Dasmosmilia reesidi
   †Dentalium
  †Dentalium leve
  †Dentalium pauperculum
  †Dentalium ripleyana
  †Discosaurus
  †Discosaurus vetustus
  †Discoscaphites
  †Discoscaphites conradi
  †Discoscaphites iris
  †Dolicholatirus
  †Ecphora
  Edaphodon
  †Edaphodon barberi – type locality for species
  †Edaphodon mirificus
  †Enchodus
  †Enchodus petrosus
  †Enchodus saevus – or unidentified comparable form
   †Eotrachodon – type locality for genus
  †Eotrachodon orientalis – type locality for species
  †Epitonium
  †Epitonium sillimani
  †Eulima
  †Eulima gracilistylis
  †Eulima monmouthensis
  †Euspira
  †Eutrephoceras
  †Exogyra
  †Exogyra costata
  †Exogyra ponderosa
  †Exogyra upatoiensis
  Fusinus
  †Gegania
  Gemmula
  †Gervillia
   †Globidens – type locality for genus
  †Globidens alabamensis – type locality for species
  Glossus
  Glycymeris
  †Glycymeris hamula
  †Glycymeris rotundata
  †Glycymeris subaustralis
  †Halimornis – type locality for genus
  †Halimornis thompsoni – type locality for species
  †Halisaurus
  †Halisaurus sternbergi
  †Hamulus
  Haustator
  †Helicoceras
  Hoplopteryx – tentative report
  †Hybodus
  †Ichthyodectes
  †Ichthyodectes ctenodon – or unidentified comparable form
   †Ichthyornis – type locality for genus
  †Ichthyornis dispar – type locality for species
  †Inoceramus
  †Ischyrhiza
  †Ischyrhiza mira
  Isognomon
  Lima
  Limatula
  †Linearis
  †Linter
  †Linthia
  Lithophaga
  Lopha
  †Lopha falcata
  †Lopha mesenterica
  †Lopha ucheensis
   †Lophorhothon – type locality for genus
  †Lophorhothon atopus – type locality for species
  †Loxotoma
  †Lucina
  Martesia
  †Mathilda
  †Megalocoelacanthus – type locality for genus
  †Megalocoelacanthus dobiei – type locality for species
  Menippe
  †Modiolus
  †Modiolus sedesclaris
  †Modiolus sedesclarus
  †Modiolus trigonus
  †Moorevillia – type locality for genus
  †Morea
  †Neithea
  †Neithea bexarensis
  †Neithea quinquecostata
  †Neithea quinquecostatus
  Nozeba
  Nucula
  †Nucula camia
  †Nucula cuneifrons
  †Nucula percrassa
  †Nucula severnensis
  Odontaspis
  Ostrea
  †Pachydiscus
  †Pachymelania – tentative report
   
caption: Life restoration of the Late Cretaceous polycotylid plesiosaur Polycotylus giving birth
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