This list of the prehistoric life of Wyoming contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Wyoming.
Precambrian The Paleobiology Database records no known occurrences of Precambrian fossils in Alabama. (Why is Alabama the focus in an article about Wyoming?)
Paleozoic
Selected Paleozoic taxa of Wyoming †Actinoceras †Agassizodus †Agassizodus variabilis †Agnostogonus †Amphiscapha †Amplexus †Anarthraspis chamberlini †Archaeocidaris †Astraspis †Astraspis desiderata †Aviculopecten †Aviculopecten basilicus – or unidentified comparable form †Aviculopecten girtyi †Aviculopecten gryphus †Aviculopecten kaibabensis – or unidentified comparable form †Bellerophon †Blountiella †Bowmania †Bucheria – type locality for genus †Burnetia †Campodus †Caninia †Cardipeltis †Cardipeltis wallacii †Catenipora †Cavusgnathus †Cedaria †Cephalaspis †Charactoceras – tentative report †Chirognathus †Chonetes †Cleiothyridina †Cleiothyridina atrypoides †Cleiothyridina elegans – or unidentified related form †Cleiothyridina hirsuta †Cleiothyridina sublamellosa – or unidentified related form †Coleodus †Composita †Composita elongata †Composita laevis – or unidentified related form †Composita mira †Composita ovata †Composita sigma †Composita subquadrata †Composita subtilita †Composita sulcata †Conocardium †Coosella †Coosia †Coosina †Cordylodus †Crepicephalus †Ctenacanthus †Ctenacanthus amblyxiphias †Cyrtogomphoceras †Deckera †Dentalium †Distichophytum †Drepanophycus †Earlandia †Edmondia †Endoceras †Euomphalus †Favosites †Gastrioceras – report made of unidentified related form or using admittedly obsolete nomenclature †Genevievella †Geragnostus †Girvanella †Glikmanius †Glikmanius occidentalis †Glyptopleura †Goniatites – tentative report †Gosslingia †Helicoprion †Helicoprion davisii †Homagnostus †Hyolithes †Hypseloconus †Idiognathoides †Ithyektyphus †Janassa †Kendallina †Kingstonia †Kionoceras †Kochoceras †Lambeoceras † Leclercqia †Lingula †Lingulella †Liroceras †Lonchocephalus †Maryvillia †Metacoceras †Meteoraspis †Micromitra †Minicephalus – type locality for genus †Naticopsis †Naticopsis judithae †Naticopsis kaibabensis †Naticopsis marthaae – or unidentified comparable form †Neospirifer †Neospirifer bakeri Nucula – tentative report †Olenoides †Ozarkodina †Paladin †Paractinoceras †Peripetoceras †Plaesiomys †Platyceras †Platystrophia †Posidonia †Prodentalium †Protaspis †Pseudomelania – tentative report †Psilophyton †Rawlinsella †Renalia †Sallya †Saukiella †Sawdonia Solemya †Solenochilus †Spiriferina †Spyroceras †Stearoceras †Streptognathodus †Strophomena †Syspacheilus †Tainoceras †Tetrataxis †Tricrepicephalus †Uncaspis †Uranolophus †Westonoceras †Wilkingia †Winnipegoceras †Worthenia †Zellerina
Mesozoic
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