This list of the Paleozoic life of Colorado contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Colorado and are between 538.8 and 252.17 million years of age.
A
- †Acanthatia
- †Acanthatia nupera
- †Acondylacanthus
- †Acondylacanthus nuperus
- †Actinoceras
- †Adiantites
- †Adiantites rockymontanus – type locality for species
- †Aglaocrinus
- †Aglaocrinus magnus
- †Allumettoceras
- †Amorphognathus
- †Amorphognathus ramosa
- †Amplexizaphrentis
- †Amplexizaphrentis pamatus
- †Amplexus
- †Anthracoblattina
- †Anthracoblattina triassica – type locality for species
- †Anthracospirifer
- †Anthracospirifer tanoensis
- †Antiquatonia
- †Antiquatonia coloradoensis
- †Araucarites
- †Archaeocidaris
- †Archaeocidaris cratis
- †Archaeocidaris ourayensis
- †Archaeocidaris triplex
- †Asterophyllites
- †Asterophyllites charaeformis
- †Asterophyllites longifolius – tentative report
- †Astraspis – type locality for genus
- †Astraspis desiderata – type locality for species
- †Athyris
- †Athyris coloradensis
- †Athyris transversa
- †Aviculopecten
B
- †Beloitoceras
- †Beloitoceras accultum
- †Blothrocrinus
- †Bucanella
- †Bythiacanthus
C
- †Calamites
- †Calamites cistii
- †Calamites cruciatus
- †Calamites distachyus
- †Calamites gigas
- †Calamites kutorgae – tentative report
- †Calapoecia
- †Callipteris
- †Callipteris lyratifolia – or unidentified comparable form
- †Camarotoechia
- †Caninia
- †Catactocrinus – tentative report
- †Catactocrinus torus
- †Catenipora
- †Catenipora robusta – or unidentified comparable form
- †Ceraurinus
- †Ceraurinus icarus
- †Cercopyllis
- †Cercopyllis adolescens – type locality for species
- †Cercopyllis delicatula – type locality for species
- †Cercopyllis justiciae – type locality for species
- †Charactoceras – tentative report
- †Chirognathus
- †Chirognathus admiranda
- †Chirognathus aequidentata
- †Chirognathus alternata
- †Chirognathus deformis
- †Chirognathus delicatula
- †Chirognathus dubia
- †Chirognathus duodactyla
- †Chirognathus duodactylus
- †Chirognathus eucharis
- †Chirognathus gradata
- †Chirognathus idonea
- †Chirognathus maniformis
- †Chirognathus monodactyla
- †Chirognathus multidens
- †Chirognathus parallela
- †Chirognathus plana
- †Chirognathus tenuidentata
- †Chirognathus unguliformis
- †Chirognathus vulgaris
- †Coelosporella
- †Coleolus
- †Composita
- †Composita gibbosa
- †Composita ovata
- †Conocardium
- †Cordaianthus
- †Cordaicarpon
- †Cordaites
- †Cordaites angulosostriatus
- †Cornulites
- †Cranaena
- †Cranaena subelliptica
- †Crania
- †Ctenacanthus
- †Ctenodonta
- †Cupressocrinites
- †Cutleria – type locality for genus
- †Cutleria wilmarthi – type locality for species
- †Cyclopteris
- †Cyrtiopsis
- †Cyrtiopsis animasensis
- †Cyrtiopsis conicula
- †Cyrtiopsis kindlei
- †Cyrtodonta
- †Cyrtogomphoceras
- †Cyrtospirifer
D
- †Dactylophyllum – type locality for genus
- †Dactylophyllum johnsoni – type locality for species
- †Desmoinesia
- †Desmoinesia nambeensis
- †Dicladoblatta
- †Dicladoblatta marginata – type locality for species
- †Dicromyocrinus
- †Dicromyocrinus beldenensis
- †Dictyoclostus
- †Dictyorhabdus
- †Dictyorhabdus priscus
- †Diestoceras
- †Diplothmema
- †Diplothmema patentissima
- †Distatoblatta
- †Distatoblatta persistens – type locality for species
E
- †Echinosphaerites – tentative report
- †Edestus
- †Edestus minor
- †Eireocrinus – tentative report
- †Eireocrinus coloradoensis
- †Endoceras
- †Epheboblatta
- †Epheboblatta attenuata – type locality for species
- †Ephippiorthoceras
- †Eretmocrinus
- †Eretmocrinus sawdoi – type locality for species
- †Eriptychius – type locality for genus
- †Eriptychius americanus – type locality for species
- †Erismodus
- †Erismodus quadridactylus
- †Eryops
- †Eryops grandis – or unidentified comparable form
- †Etoblattina
- †Eumetria – tentative report
- †Euomphalus
- †Euomphalus eurekensis – or unidentified comparable form
- †Eusphenopteris
F
- †Floweria
- †Floweria chemungensis
- †Floyda
- †Floyda concentrica
G
- †Garwoodia
- †Garwoodia media
- †Gilmocrinus – tentative report
- †Gilmocrinus albus
- †Girvanella
- †Girvanella nicholsoni
- †Glossites
- †Goleocrinus – tentative report
- †Gomphostrobus
- †Gomphostrobus bifidus
H
- †Halysites
- †Halysites delicatulus – or unidentified comparable form
- †Hebertella
- †Hebertella sinuaia
- †Helicelasma
- †Helicelasma rusticum – or unidentified comparable form
- †Helicotoma
- †Hiscobeccus
- †Hiscobeccus capax
- †Hudsonaster
- †Hypselocrinus – tentative report
- †Hypselocrinus bisonensis
I
K
L
- †Lambeoceras
- †Laminatia – tentative report
- †Laminatia laminata
- †Lecrosia
- †Lecrosia gouldii
- †Leioproductus
- †Leioproductus coloradensis
- †Leioproductus coloradoensis
- †Leioproductus varispinosus
- †Leperditia
- †Lepidocyclus
- †Lepidocyclus rectangularis – or unidentified comparable form
- †Lepidodendron
- †Lepidodendron johnsonii – type locality for species
- †Lepidophloios
- †Lepidophloios laricinus
- †Lepidophylloides
- †Lepidostrobophyllum
- †Lepidostrobus
- †Lepidostrobus weberensis – type locality for species
- †Leptaena
- †Leptodesma
- †Limnoscelis
- †Limnoscelis dynatis – type locality for species
- †Limnoscelops – type locality for genus
- †Limnoscelops longifemur – type locality for species
- †Lingula
- †Lingula huronensis
- †Linoproductus
- †Linoproductus nodosus
- †Liospira
- †Lophospira
- †Lophospira perangulata
- †Loxonema
M
- †Macluritella
- †Macluritella stantoni
- †Macrostachya – tentative report
- †Mariopteris
- †Mariopteris pygmaea – or unidentified comparable form
- †Meekospira
- †Meristella
- †Modiolopsis
- †Mooreoceras
- †Mytilarca
N
- †Nearoblatta
- †Nearoblatta rotundata – type locality for species
- †Neochonetes
- †Neochonetes whitei – or unidentified comparable form
- †Neorthroblattina
- †Neorthroblattina albolineata – type locality for species
- †Neospirifer
- †Neumatoceras
- †Neuralethopteris
- †Neuropteris
- †Neuropteris auriculata
- †Neuropteris dluhoschi
- †Neuropteris gigantea – tentative report
- †Neuropteris heterophylla
O
- †Odontopteris
- †Odontopteris mccoyensis
- †Odontopteris subcrenulata
- †Ophiacodon
- †Ophiopolytretus
- †Ophiopolytretus aethus
- †Oradectes
- †Oradectes sanmiguelensis – type locality for species
- †Ormoceras
- †Ormoceras pollacki
- †Orthoceras
- †Orthodesma
- †Orthonota
- †Orthotetes
- †Orthotetes inequalis
- †Ortonella
- †Ortonella kershopensis
- †Oulodus
- †Oulodus serratus
P
- †Pachystrophia
- †Pachystrophia contiguus
- †Paladin – tentative report
- †Palaeoglossa
- †Palaeoglossa hurlbuti
- †Parachaetetes
- †Parachaetetes glenwoodensis
- †Paurorhyncha
- †Paurorhyncha cooperi – or unidentified comparable form
- †Paurorhyncha endlichi
- †Pecopteris
- †Pecopteris arborescens
- †Pecopteris pinnatifida
- †Pentaricida
- †Pentaricida pentagonalis
- †Pentaridica
- †Pentaridica pentagonalis
- †Petrablattina
- †Petrablattina aequa – type locality for species
- †Petrodus
- †Petrodus patelliformis
- †Phyloblatta
- †Phyloblatta meieri – type locality for species
- †Physonemus
- †Plaesiomys
- †Plaesiomys bellilamellosus
- †Plaesiomys proavitus
- †Planoproductus
- †Planoproductus depressus
- †Planoproductus hillsboroensis – or unidentified comparable form
- †Planoproductus hillsbororensis – or unidentified comparable form
- †Platyceras
- †Platyhystrix
- †Pleiadeaster
- †Pleiadeaster inceptus
- †Poroblattina
- †Poroblattina arcuata – type locality for species
- †Poroblattina lakesii – type locality for species
- †Poroblattina parvula – type locality for species
- †Porostictia
- †Porostictia perchaensis
- †Probillingsites
- †Probillingsites kessleri
- †Productella
- †Protocycloceras
- †Protocycloceras manitouense
- †Pseudochaetes
- †Pseudochaetes similis
- †Psygmophyllum
- †Psygmophyllum cuneifolium – or unidentified comparable form
- †Ptiloporella
- †Ptychomalotoechia
- †Ptychomalotoechia sobrina
- †Pugnax
- †Pugnoides
- †Punctospirifer
- †Punctospirifer solidirostris
R
- †Receptaculites
- †Receptaculites articus – or unidentified comparable form
- †Reticularia
- †Rhabdocarpus
- †Rhabdocarpus dyadicus
- †Rhombopora
- †Rhynchospirina
- †Rhynchospirina scansa – or unidentified related form
- †Rhynchotrema
- †Rhynchotrema argenturbicum
- †Robsonoceras
- †Robsonoceras manitouense
S
- †Saffordophyllum
- †Saffordophyllum franklini
- †Samaropsis
- †Samaropsis hesperius
- †Sandia
- †Sandia welleri
- †Schizodus
- †Schizodus acuminatus
- †Schizophoria
- †Schizophoria austalis
- †Schizophoria australis
- †Schuchertella
- †Schuchertella coloradoensis
- †Scolecopteris
- †Scolecopteris elegans
- †Seymouria
- †Sigillaria
- †Sigillaria elegans – or unidentified comparable form
- †Sigillaria ovata
- †Sigillariostrobus
- †Sigillariostrobus hastatus
- †Sphenophyllum
- †Sphenophyllum obovatum
- †Sphenopteris
- †Sphenopteris asplenioides
- †Sphenopteris cheathami
- †Sphenopteris microcarpa – or unidentified comparable form
- †Sphenopteris schimperiana – tentative report
- †Spiloblattina
- †Spiloblattina weissigensis – type locality for species
- †Spiloblattinidae
- †Spiloblattinidae gardinerana – type locality for species
- †Spirifer
- Spirorbis
- †Spyroceras
- †Stereoconus
- †Stereoconus gracilis
- †Stigmaria
- †Stigmaria ficoides
- †Stigmaria verrucosa
- †Straparollus
- †Straparollus clymenioides – or unidentified comparable form
- †Streblopteria
- †Strepsodiscus – type locality for genus
- †Strepsodiscus major – type locality for species
- †Streptelasma
- †Strimplecrinus
- †Strimplecrinus dyerensis
- †Strophomena
- †Strophopleura
- †Strophopleura notabilis
- †Synarmocrinus
- †Synarmocrinus cobbani
- †Syringodendron
- †Syringopora
- †Syringopora surcularia
- †Syringospira
- †Syringospira prima
T
- †Tarassocrinus
- †Tarassocrinus synchlydus
- †Tarthinia
- †Taxocrinus
- †Toernquistia
- †Trichopitys
- †Trichopitys whitei
- †Trochonema
- †Trochonema umbilicata
U
- †Ullmannia
- †Ulocrinus
- †Ulocrinus rockymontanus
V
- †Vanuxemia
- †Vanuxemia rotundata
- †Vaughnictis
- †Vaughnictis smithae – type locality for species
W
- †Walchia
- †Walchia hypnoides
- †Walchia imbricata – or unidentified comparable form
- †Walchia piniformis
- †Walchia stricta
- †Walchiastrobus
- †Westonoceras
- †Wewokella
- †Wewokella solida
- †Wilbernicyathus
- †Wilbernicyathus donegani
Z
- †Zaphrenthis
- †Zygospira
- †Zygospira modesta – tentative report
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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