List of the Paleozoic life of Montana

From Wikipedia, the free encyclopedia

This list of the Paleozoic life of Montana contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Montana and are between 541 and 252.17 million years of age.

A[]

  • †
    • † – type locality for species
  • †
  • †
    • †
  • †Achistrum
    • †
    • †
    • †
  • †
    • † – type locality for species
    • †
  • †
    • † – or unidentified comparable form
  • †
    • † – or unidentified comparable form
  • †
    • †
    • †
    • †
  • †Aenigmacaris – type locality for genus
    • † – type locality for species
†Aenigmacaris cornigerum SCHRAM & HORNER 1979 from the Mississippian of Bear Gulch
  • † – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
  • Fossilized skeleton of the Carboniferous lobe-finned fish Allenypterus
    †Allenypterus – type locality for genus
    • †Allenypterus montanus – type locality for species
  • †
  • †
    • †
  • †
  • †Ameura – tentative report
  • Ammodiscus
  • †Amphiscapha
  • †
    • † – or unidentified comparable form
  • †Amplexus
  • †
  • † – tentative report
    • † – type locality for species
  • †
  • †
  • †
  • †
  • †
    • † – type locality for species
    • †
    • †
    • †
  • †
    • †
    • † – type locality for species
  • †
    • † – or unidentified comparable form
  • †Aphelaeceras
  • †
  • †
    • †
  • †
  • †
    • †
  • †
    • † – type locality for species
  • †
    • †
  • †
    • † – or unidentified comparable form
  • †
  • †
  • †
    • †
  • †Athyris
  • †Atrypa
  • †
    • † – type locality for species
    • †
  • †Aulopora
  • Mold fossil of a shell of the Early Devonian-Late Triassic bivalve Aviculopecten
    †Aviculopecten
    • †Aviculopecten kaibabensis – or unidentified comparable form
  • †
  • †Avonia
    • † – tentative report
  • †

B[]

  • †
  • †
    • †
  • †
    • †
  • †
    • †
  • †Bathyuriscus
    • † – or unidentified comparable form
  • † – type locality for genus
    • † – type locality for species
  • †Beecheria
    • † – type locality for species
  • Restoration of the Carboniferous Chimaera relative Belantsea
    †Belantsea – type locality for genus
    • †Belantsea montana – type locality for species
  • †
  • †Bellerophon
    • †
  • †
    • †
  • †
  • †
  • †
  • †
  • †
    • † – type locality for species
  • †
    • †
    • †
  • †
  • †
  • †
    • †
  • †
  • †
    • †
  • † – tentative report
  • †

C[]

  • † – tentative report
  • † – tentative report
    • † – or unidentified related form
  • †Callograptus
  • †
  • †
    • † – or unidentified comparable form
  • †Camarotoechia
    • † – or unidentified comparable form
    • † – or unidentified comparable form
    • †Camarotoechia contracta
    • †Camarotoechia crenistria
    • †Camarotoechia elegantula
    • †Camarotoechia herrickana – or unidentified related form
    • †Camarotoechia metallica
    • † – or unidentified comparable form
    • †Camarotoechia mutata
    • †Camarotoechia tuta
  • †
  • †Caninia
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • Fossilized skeleton of the Carboniferous coelacanth Caridosuctor
    †Caridosuctor – type locality for genus
    • †Caridosuctor populosum – type locality for species
  • †Carinoclymenia
  • †Cavusgnathus
    • †
    • †
  • †
    • †
  • †
  • †
    • †
  • †Cheiloceras
    • †
  • † – tentative report
  • †Chonetes
    • †Chonetes geniculatus
    • †Chonetes loganensis
    • †Chonetes logani
    • †Chonetes ornatus
  • Fossilized tooth of the shark Cladodus
    †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
  • Fossilized shell of the Late Devonian-Permian brachiopod Composita
    †Composita
    • †Composita humilis
    • †Composita laevis
    • †Composita lateralis – or unidentified comparable form
    • †Composita madisonensis
    • †Composita ovata
    • †Composita ozarkana
    • †Composita sulcata
  • †
  • Fossil of the Middle Ordovician-Carboniferous horn coral Cornulites
    †Cornulites
    • †
  • † – type locality for genus
    • † – type locality for species
  • † – tentative report
    • † – type locality for species
  • †Crania
    • † – or unidentified comparable form
    • †
  • †
  • †Crurithyris
    • †
    • † – or unidentified comparable form
  • † – tentative report
    • † – or unidentified comparable form
  • †
    • †
  • †
    • † – or unidentified comparable form
  • †
    • †
  • †
  • †
  • †Cyranorhis – type locality for genus
    • † – type locality for species
  • †
    • † – or unidentified comparable form
  • † – tentative report
  • †
  • †
    • †
  • Fossilized shells of the Middle-Late Devonian brachiopod Cyrtospirifer
    †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

D[]

  • †Damocles – type locality for genus
    • † – type locality for species
  • †
  • †Debeerius – type locality for genus
    • † – type locality for species
  • †
  • Life restoration of the Carboniferous Chimaera relative Delphyodontos
    †Delphyodontos – type locality for genus
    • †Delphyodontos dacriformes – type locality for species
  • † – tentative report
  • †Dendrograptus
  • †
  • †
  • † – type locality for genus
    • † – type locality for species
  • †
  • †Diaphragmus
    • †
  • †
    • †
  • †
    • †
  • †Dictyoclostus
    • † – or unidentified comparable form
    • †
    • †
    • †
  • †
    • †
  • †Dictyonema
  • †
  • Illustration of the fossilized pygidium (tail segment) of the Cambrian trilobite Dikelocephalus
    †Dikelocephalus
  • †
  • †
  • †Discoserra – type locality for genus
    • †Discoserra pectinodon – type locality for species
†Discoserra pectinodon Lund 2000 from the Mississippian of Bear Gulch
  • †Distomodus
  • †
    • † – type locality for species
†Dithyrocaris rolfei Schram and Horner 1978 from the Mississippian of Bear Gulch
  • †
  • †
    • †
  • †
  • †

E[]

  • †Echinaria
  • † – or unidentified related form
  • †Echinochimaera – type locality for genus
    • †Echinochimaera meltoni – type locality for species
†Echinochimaera meltoni Lund 1977 from the Mississippian of Bear Gulch
    • †Echinochimaera snyderi – type locality for species
  • †
    • †
  • †
    • † – or unidentified related form
    • † – type locality for species
  • †
  • †
    • † – or unidentified comparable form
    • †
  • † – tentative report
  • †
    • †
  • † – or unidentified comparable form
  • †Elrathina
  • †
    • †
  • †
  • †
  • Eocaudina
    • †
    • †
    • †
  • †
    • † – type locality for species
  • †
    • †
  • †
    • †
  • †
  • †
    • †
    • † – or unidentified comparable form
    • † – or unidentified comparable form
    • † – or unidentified comparable form
  • †Euphemites
    • †
    • †
  • †
    • † – or unidentified comparable form
    • †
  • †

F[]

  • †
  • Life restorations of a female (top) and male (bottom) of the Carboniferous Chimaera relative Falcatus
    †Falcatus
    • †Falcatus falcatus
  • †
  • †
  • †Favosites
  • †Fenestella
  • † – tentative report
  • †Fenestrella
  • † – tentative report
  • †
    • † – or unidentified comparable form
  • †Furcaster

G[]

  • †
    • †
  • † – or unidentified comparable form
  • Fossil of the Early-Late Ordovician trilobite Geragnostus
    †Geragnostus
  • †
    • †
    • † – or unidentified comparable form
    • †
  • † – type locality for genus
    • † – type locality for species
  • † – tentative report
  • †
    • †
  • †
  • †
    • †
  • †
    • † – or unidentified comparable form
  • †Graphiadactyllis
  • †

H[]

  • †Hadronector – type locality for genus
    • † – type locality for species
  • †
  • † – tentative report
    • † – or unidentified comparable form
  • †
  • †
  • †
  • †Hardistiella – type locality for genus
    • †Hardistiella montanensis – type locality for species
  • Restoration (bottom) of the Carboniferous "antlered" Chimaera relative Harpagofututor
    †Harpagofututor – type locality for genus
    • †Harpagofututor volsellorhinus – type locality for species
  • †Helicoprion
  • †
    • †
  • †
    • † – or unidentified comparable form
  • † – type locality for genus
    • † – type locality for species
†Heteropetalus elegantulus Lund 1977 from the Mississippian of Bear Gulch
  • †
  • †
    • †
  • †
  • † – report made of unidentified related form or using admittedly obsolete nomenclature
  • †
    • †
  • †
  • †
    • †
    • † – tentative report
    • †
  • †
    • †
  • Fossilized shells of the Cambrian-Permian brachiopod relative Hyolitha
    †Hyolithes
  • †Hypothyris
  • †Hypseloconus
    • †
    • †
  • †
    • † – or unidentified comparable form
  • †

I[]

  • †
    • † – or unidentified comparable form
    • †
  • †
  • †
  • †
  • †
  • †
    • † – or unidentified comparable form
  • †
    • †
    • †
  • †Irvingella

J[]

  • Restoration of the Carboniferous-Permian ray-like cartilaginous fish Janassa (top and left)
    †Janassa
    • † – type locality for species
  • †Joanellia
    • †Joanellia lundi
  • †Juresania

K[]

  • †
    • †
  • †
  • †
    • †
    • †
  • †
    • †
  • †
  • Fossil of the Cambrian trilobite Kendallina
    †Kendallina
  • †
  • †
    • †
  • † – tentative report
  • †Kootenia
  • †

L[]

  • †
  • †
    • † – tentative report
  • †
    • †
  • †
  • †
  • †
    • †
    • † – type locality for species
    • †
  • †Leiorhynchus
    • †
    • † – or unidentified comparable form
    • † – or unidentified comparable form
    • †
    • †
    • †
    • †
    • † – or unidentified related form
  • †
    • † – type locality for species
  • †Leptaena
  • †
    • †
  • †
    • † – tentative report
  • †
  • †
  • †
  • †
  • †
  • †
  • †
    • † – or unidentified comparable form
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
    • † – type locality for species
  • †Lingula
    • † – or unidentified comparable form
  • Illustration of a fossilized shell of the Cambrian-Late Ordovician brachiopod Lingulella
    †Lingulella
    • †
  • †Lingulepis
  • †
    • †
  • †
    • †
    • †
  • †Linoproductus
    • †
    • † – type locality for species
    • †
    • †
  • †Lioestheria
  • †Lithostrotion
  • †
    • †
  • – tentative report
  • †Lloydia
    • †
    • † – or unidentified comparable form
  • †Lochmocercus – type locality for genus
    • † – type locality for species
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †
    • † – or unidentified comparable form

M[]

  • †
    • † – or unidentified related form
  • †
  • †Maladia
  • †Marginifera
  • †
    • †
  • †Martinia
  • †Maryvillia
    • † – type locality for species
  • †
  • †Megalaspidella
  • Fossil of the Cambrian-Silurian trilobite Megistaspis
    †Megistaspis
  • † – or unidentified comparable form
  • †
  • †
  • †
    • †
    • †
    • †
  • †Micromitra
    • †
    • †
  • †Millerella
  • †
  • † – tentative report
  • †
  • †
    • †
    • † – type locality for species

N[]

  • †
    • †
  • Fossilized shell of the Early Devonian – Triassic sea snail Naticopsis
    †Naticopsis
    • †Naticopsis remex – or unidentified comparable form
  • †
    • †
  • †
  • †Neospirifer
    • †Neospirifer praenuntius – type locality for species
    • †Neospirifer striatus
  • †
    • †
  • †Netsepoye – type locality for genus
    • † – type locality for species
  • †
  • †Nisusia
    • †
    • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • Nuculana
    • † – type locality for species
  • †
    • †

O[]

  • †Obolus
  • Fossil of the Ordovician trilobite Ogyginus
    †Ogyginus
  • †
  • †
    • † – type locality for species
    • † – or unidentified comparable form
    • †
  • †
  • †
  • †
  • †Orygmaspis
  • †
    • †
  • †
  • †Ozarkodina
    • †Ozarkodina deflecta
    • †Ozarkodina elongata
    • †Ozarkodina macilenta
    • †Ozarkodina modesta
    • †Ozarkodina regularis

P[]

  • †Paladin – tentative report
  • †
    • †
  • †
    • †
  • †Paleolimulus
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
  • †
  • †
  • †
    • † – type locality for species
    • †
    • †
    • † – type locality for species
    • †
  • †Paratarrasius – type locality for genus
    • †Paratarrasius hibbardi – type locality for species
†Paratarrasius hibbardi Carboniferous Bear Gulch, Montana
  • † – or unidentified related form
  • †Pelagiella
  • †
    • † – type locality for species
  • †
  • Fossilized theca of the Carboniferous blastoid echinoderm ("sea bud") Pentremites
    †Pentremites
  • †
  • †
    • † – type locality for species
  • †
    • †
  • †
    • †
  • †Peronopsis
    • † – or unidentified comparable form
  • †
    • † – type locality for species
  • †
    • † – or unidentified comparable form
  • †Phestia
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
  • †Pinna
    • †
  • †
  • †Platyceras
    • † – or unidentified comparable form
  • Fossilized shell of the Late Devonian ammonoid cephalopod Platyclymenia
    †Platyclymenia
    • †
  • †
    • †
    • †
  • †
    • †
  • † – tentative report
    • † – or unidentified comparable form
  • †
  • †
  • †
    • †
  • †
    • †
  • †Polyosteorhynchus – type locality for genus
    • † – type locality for species
  • †
  • †
    • †
  • †
  • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †Prodentalium
    • †
  • †
    • †
    • † – or unidentified comparable form
    • †
    • † – or unidentified comparable form
    • † – or unidentified comparable form
  • †Productus
  • Restoration of the Silurian trilobite Proetus
    †Proetus
  • †Prographularia
    • † – or unidentified comparable form
  • †
  • †
    • † – type locality for species
  • †
  • †
  • †
    • †
  • †
  • †
  • †
  • †
  • †Pseudogastrioceras
  • †
  • †
    • † – type locality for species
  • †
    • † – or unidentified related form
  • †
  • †
  • †Ptychagnostus
  • †
  • †
    • †
  • Fossils of the Cambrian trilobite Ptychoparia
    †Ptychoparia
  • †
    • † – type locality for species
  • †Pugnoides
    • †
  • †
    • †
  • †
    • †
  • †Pustula

R[]

  • †
  • † – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
  • †
  • †
  • †
  • †
    • †
    • †
  • †
    • †
  • †
  • † – type locality for genus
    • † – type locality for species
  • †
  • †
  • †Rhipidomella
    • †
    • † – or unidentified comparable form
  • †Rhombopora
  • †
  • † – tentative report
  • †
    • †
  • †
    • † – tentative report
  • †
    • †
  • †
  • †
  • †
  • †
    • † – or unidentified comparable form

S[]

  • †
    • † – type locality for species
  • †
  • †
  • †
    • †
  • †
    • †
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
    • † – type locality for species
  • †
  • †
    • †
  • †
  • †Schizodus
    • † – type locality for species
  • †
  • †Schizophoria
    • †
    • †
    • † – type locality for species
    • †
    • †
  • †
  • †
    • †
    • † – or unidentified comparable form
    • †
    • †
    • †
  • †
    • †
  • †
    • † – or unidentified comparable form
  • †
  • †
    • †
    • †
  • †
    • †
  • †Siksika – type locality for genus
  • †
  • †
  • †
  • †Soris – type locality for genus
    • † – type locality for species
  • †Spathognathodus
    • †
  • †
  • †
    • † – or unidentified comparable form
  • Fossilized shell of the Late Ordovician-Late Triassic brachiopod Spirifer
    †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
    • † – or unidentified comparable form
    • † – or unidentified comparable form
    • †Spirifer shoshonensis
    • †Spirifer welleri – tentative report
  • †Spiriferina
    • † – or unidentified comparable form
  • Spirorbis
    • †
    • † – or unidentified related form
  • †
  • †
  • †Squatinactis – type locality for genus
    • †Squatinactis caudispinatus – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †
    • †
  • Life restorations of a male (foreground) and female (background) of the Late Devonian-Carboniferous Chimaera relative Stethacanthus
    †Stethacanthus
    • †Stethacanthus altonensis
  • †
  • †
  • †
  • †
  • †
  • †
  • †
  • †
    • †
  • †
  • Fossil of the Devonian tabulate coral Syringopora
    †Syringopora
    • †
    • † �� or unidentified related form
  • †
    • †
  • †
    • †
    • † – or unidentified comparable form

T[]

  • †
  • †
    • †
  • †
  • †
    • †
  • †
  • †
    • †
    • †
  • †
  • †
    • †
  • †
  • †
  • † – tentative report
  • †
    • † – or unidentified comparable form
  • †Tornoceras
    • †
  • †
    • †
    • † – or unidentified comparable form
  • †
    • †
  • † – tentative report
  • †
    • † – or unidentified comparable form
  • †
  • †
  • Tubulipora
    • † – tentative report
  • †Tylonautilus
  • †
    • †
    • †
    • †
    • † – or unidentified comparable form

V[]

  • †
  • †
    • †

W[]

  • †
  • †
  • †
    • † – or unidentified comparable form
  • † – type locality for genus
    • † – type locality for species
    • † – type locality for species
  • †Westergaardodina
  • †
    • †
    • †
  • †
  • †Wilkingia
    • † – type locality for species
    • †
  • † – type locality for genus
    • † – type locality for species
  • †Worthenia – tentative report

X[]

  • †

Y[]

  • †
    • †

Z[]

  • †
  • †Zaphriphyllum

References[]

  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021. {{cite web}}: |author= has generic name (help)
Retrieved from ""