page_title: List of the prehistoric life of Montana
section_title: Selected Paleozoic taxa of Montana
hierarchical_section_title: List of the prehistoric life of Montana / Paleozoic / Selected Paleozoic taxa of Montana
caption_attribution_description: English: Allenypterus montanus, coelacanthimorph fish from early Carboniferous of North AmericaEnglish: Allenypterus montanus, целакант из раннего карбона США
context_page_description: This list of the prehistoric life of Montana contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Montana.
context_section_description: †Achistrum
   †Allenypterus – type locality for genus
  †Allenypterus montanus – type locality for species
  Ammodiscus
  †Amphiscapha
  †Amplexus
  †Aphelaeceras
  †Athyris
  †Atrypa
  †Aulopora
  †Aviculopecten
  †Aviculopecten kaibabensis – or unidentified comparable form
  †Avonia
  †Bathyuriscus
   †Belantsea – type locality for genus
  †Belantsea montana – type locality for species
  †Bellerophon
  †Callograptus
  †Camarotoechia
  †Camarotoechia contracta
  †Camarotoechia crenistria
  †Camarotoechia elegantula
  †Camarotoechia herrickana – or unidentified related form
  †Camarotoechia metallica
  †Camarotoechia mutata
  †Camarotoechia tuta
  †Caninia
   †Caridosuctor – type locality for genus
  †Carinoclymenia
  †Cavusgnathus
  †Cheiloceras
  †Chonetes
  †Chonetes geniculatus
  †Chonetes loganensis
  †Chonetes logani
  †Chonetes ornatus
  †Cladodus
  †Cleiothyridina
  †Cleiothyridina atrypoides
  †Cleiothyridina ciriacksi – type locality for species
  †Cleiothyridina coloradoensis – or unidentified comparable form
  †Cleiothyridina devonica
  †Cleiothyridina hirsuta
  †Cleiothyridina incrassata – or unidentified related form
  †Cleiothyridina sublamellosa
  †Clonograptus
   †Composita
  †Composita humilis
  †Composita laevis
  †Composita lateralis – or unidentified comparable form
  †Composita madisonensis
  †Composita ovata
  †Composita ozarkana
  †Composita sulcata
  †Cornulites
  †Crania
  †Cyranorhis – type locality for genus
  †Cyrtospirifer
  †Cyrtospirifer animaensis
  †Cyrtospirifer animasensis – or unidentified comparable form
  †Cyrtospirifer bertrandi – type locality for species
  †Cyrtospirifer gallatinensis
  †Cyrtospirifer hornellensis
  †Cyrtospirifer monticola
  †Cyrtospirifer perryi – type locality for species
  †Cyrtospirifer thalattodoxa – tentative report
  †Cyrtospirifer whitneyi
  †Cystodictya
  †Damocles – type locality for genus
  †Debeerius – type locality for genus
   †Delphyodontos – type locality for genus
  †Delphyodontos dacriformes – type locality for species
  †Dendrograptus
  †Dictyonema
  †Dikelocephalus
  †Distomodus
  †Echinaria
  †Edmondia
  †Elrathina
  Eocaudina
  †Falcatus
  †Falcatus falcatus
  †Favosites
  †Fenestella
  †Fenestrella
  †Geragnostus
  †Hadronector – type locality for genus
   †Harpagofututor – type locality for genus
  †Harpagofututor volsellorhinus – type locality for species
  †Helicoprion
  †Hyolithes
  †Hypothyris
  †Hypseloconus
  †Irvingella
  †Janassa
  †Joanellia
  †Joanellia lundi
  †Kendallina
  †Kootenia
  †Lingula
  †Lingulella
  †Lioestheria
  †Lithostrotion
  †Lloydia
  †Lochmocercus – type locality for genus
  †Maladia
  †Martinia
  †Maryvillia
  †Megalaspidella
   †Megistaspis
  †Micromitra
  †Naticopsis
  †Naticopsis remex – or unidentified comparable form
  †Neospirifer
  †Neospirifer praenuntius – type locality for species
  †Neospirifer striatus
  †Netsepoye – type locality for genus
  †Nisusia
  † Nix – type locality for genus
  †Obolus
  †Ogyginus
  †Orygmaspis
  †Ozarkodina
  †Ozarkodina deflecta
  †Ozarkodina elongata
  †Ozarkodina macilenta
  †Ozarkodina modesta
  †Ozarkodina regularis
  †Paladin – tentative report
  †Paleolimulus
  †Paratarrasius – type locality for genus
  †Pelagiella
   †Pentremites
  †Peronopsis
  †Pinna
  †Platyceras
  †Platyclymenia
  †Polyosteorhynchus – type locality for genus
  †Prodentalium
  †Proetus
  †Prographularia
  †Ptychagnostus
  †Ptychagnostus atavus
  †Ptychoparia
  † Ramesses – type locality for genus
  †Rota
  †Siksika – type locality for genus
  †Siksika ottae – type locality for species
  †Soris – type locality for genus
  †Spathognathodus
   †Spirifer
  †Spirifer brazerianus – or unidentified related form
  †Spirifer centronatus
  †Spirifer greenockensis – or unidentified comparable form
  †Spirifer grimesi
  †Spirifer louisianensis – or unidentified related form
  †Spirifer marionensis – or unidentified comparable form
  †Spirifer mudulus
  †Spirifer raymondi
  †Spirifer shoshonensis
  †Spirifer welleri – tentative report
  †Spiriferina
  Spirorbis
   †Stethacanthus
  †Stethacanthus altonensis
  †Syringopora
  †Tornoceras
  †Tylonautilus
  †Westergaardodina
  †Wilkingia
  †Worthenia – tentative report
caption: Life restoration of the Carboniferous lobe-finned fish Allenypterus
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