This list of the Paleozoic life of Idaho contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Idaho and are between 541 and 252.17 million years of age.
A
edit- †Acrothele
- †Acrothele affinis
- †Acrothele artemis
- †Acrothele parilis – type locality for species
- †Acrothele speciosa – type locality for species
- †Acrothyra
- †Acrotreta
- †Acrotreta definita
- †Acrotreta eucharis – type locality for species
- †Acrotreta levata
- †Acrotreta nitens – type locality for species
- †Acrotreta sulcata
- †Adrianites
Assemblage of fossils of the Cambrian trilobite Agnostus - †Agnostus bonnerensis – type locality for species
- †Agnostus lautus – type locality for species
- †Albertella
- †Albertella sampsoni – type locality for species
- †Allanaria
- †Alokistocare
- †Alokistocare euchare – type locality for species
- †Alokistocare idahoense
- †Alokistocare laticaudum
- †Alokistocare nactum – type locality for species
- †Alokistocare natale – type locality for species
- †Alokistocare noduliferum – type locality for species
- †Alokistocare normale – type locality for species
- †Alokistocare notatum – type locality for species
- †Alokistocare nothum – type locality for species
- †Alokistocare septum
- †Alokistocare spencense
- †Alokistocarella
- †Alokistocarella occidens – type locality for species
- †Alokistocarella spencei
- †Amblycranium
- †Amblycranium cornutum – type locality for species
- †Amblycranium populus – type locality for species
- †Amblycranium variabile – type locality for species
- †Ambothyris
- †Ambothyris utahensis – type locality for species
- †Amechilus
- †Amechilus palaora – type locality for species
- †Amphipora
- †Amplexizaphrenitis
- †Amplexizaphrentis
- †Amplexograptus
- †Amplexograptus latus – or unidentified related form
- †Amplexograptus manitoulinensis – or unidentified related form
- †Amplexograptus perexcavatus
- †Amplexus
- †Ampyxina
- † Ananias
- †Ananias nevadensis – or unidentified related form
- †Anazyga
- †Anazyga recurvirostra – or unidentified comparable form
- †Ancenochilus
- †Anidanthus
- †Anidanthus echaris
- †Anidanthus eucharis – type locality for species
- †Anomalorthis
- †Anthracospirifer
- †Anthracospirifer arcoensis – type locality for species
- †Anthracospirifer curvilateralis
- †Anthracospirifer leidyi
- †Anthracospirifer occiduus
- †Anthracospirifer shawi
- †Antiquatonia
- †Antiquatonia sulcatus – or unidentified comparable form
- †Apatokephalus – tentative report
- †Apheorthis
- †Apheorthis meeki – or unidentified comparable form
- †Appendispinograptus
- †Apterrinella
- †Arachniograptus
- †Archaeocyathus
- Archaeolithophyllum
- †Asaphellus – tentative report
- †Astartella
- †Asthenospongia – type locality for genus
- †Asthenospongia acantha – type locality for species
Fossilized shell of the Late Ordovician-Carboniferous brachiopod Atrypa - †Atrypa oneidensis – type locality for species
- †Atrypa putilla – or unidentified related form
- †Aulopora
- †Auloprotonia
- †Austinella
- †Austinella whitfieldi – or unidentified related form
- †Aviculopecten
- †Aviculopecten kaibabensis – or unidentified comparable form
- † Avonia
B
edit- †Babylonites
- †Babylonites conoideus
- †Babylonites ferrieri – type locality for species
- †Bakevellia – tentative report
- †Basilicus – tentative report
- †Bathymyonia
- †Bathymyonia nevadensis – type locality for species
- †Bathyuriscus
- †Bathyuriscus atossa
- †Bathyuriscus politus – type locality for species
- †Bearriverops
- †Bearriverops alsacharovi
- †Bearriverops borderinnensis
- †Bearriverops loganensis – type locality for species
- †Bellaspis – tentative report
- †Bellefontia
- †Bensbergia
- †Benthamaspis
- †Billingsella
- †Blastoidocrinus
- †Blastoidocrinus carchariaedens – or unidentified comparable form
- †Brachythyris
- †Bythicheilus
C
edit- †Camarotechia
- †Cancrinella
- †Cancrinella phosphatica – type locality for species
- †Caninia
- †Cardiograptus
- †Cardiomorpha – tentative report
- †Chaetetes
- †Chancia
- †Chonetes
- †Clappaspis
- †Clavaspidella
- †Clavaspidella bithus
- †Clavaspidella minor – type locality for species
- †Cleiothryidina
- †Cleiothyridina
- †Cleiothyridinia
- †Clelandia
- †Clelandia utahensis – type locality for species
Assemblage of fossils of the Cambrian graptolite Climacograptus - †Climacograptus bicornis
- †Climacograptus brevis
- †Climacograptus caudatus
- †Climacograptus hastatus
- †Climacograptus innotatus
- †Climacograptus minimus – or unidentified comparable form
- †Climacograptus mohawkensis – or unidentified comparable form
- †Climacograptus raricaudatus – or unidentified comparable form
- †Climacograptus riddellensis
- †Climacograptus scalaris – or unidentified comparable form
- †Climacograptus tabuliferus – or unidentified comparable form
- †Climacograptus tubuliferus
- †Climacograptus uncinatus
- †Clinopistha
Fossilized shell of the Late Devonian-Permian brachiopod Composita - †Composita humilis
- †Composita humulis
- †Composita idahoensis – type locality for species
- †Composita mira – or unidentified comparable form
- †Composita sigma
- †Composita subquadrata
- †Composita subtilita – or unidentified comparable form
- †Composita sulcata
- †Corynoides
- †Croixana
- †Crurithyris
- †Crurithyris arcuata – type locality for species
- †Crurithyris arcuatus
- †Cryptograptus
- †Cyathaxonia
- †Cyclogyra – tentative report
- †Cyrtina
- †Cyrtina acutirostris
- †Cyrtina billingsi – or unidentified comparable form
- †Cyrtograptus
- †Cyrtograptus grayae – or unidentified comparable form
- †Cyrtograptus kirki
- †Cyrtograptus laqueus
- †Cyrtograptus rigidus
- †Cyrtorostra
- †Cystidictya
- †Cystodictya
- †Cythaxonia
D
edit- †Daubichites
- †Daubichites brevicostatus – type locality for species
- †Demarezites
- †Demarezites furnishi – type locality for species
- †Derbyia
- †Diaphragmus
- †Dibunophyllum
- †Dicellograptus
- †Dicellograptus alector – type locality for species
- †Dicellograptus angulatus – or unidentified comparable form
- †Dicellograptus divaricatus
- †Dicellograptus elegans – or unidentified comparable form
- †Dicellograptus ornatus
- †Dicellograptus sextans
- †Diceromyonia
- †Diceromyonia tersa – or unidentified comparable form
- †Diconularia
- †Diconularia meadepeakensis – type locality for species
- †Dicranograptus
- †Dicranograptus brevicaulis – or unidentified comparable form
- †Dicranograptus contortus
- †Dicranograptus kirki – or unidentified comparable form
- †Dicranograptus nicholsoni
- †Dicranograptus spinifer
- †Dictyoclostus
- †Dictyoclustus – report made of unidentified related form or using admittedly obsolete nomenclature
- †Dictyonema
Fossil of the Middle Ordovician graptolite Didymograptus - †Didymograptus extensus
- †Didymograptus gemminus – or unidentified comparable form
- †Didymograptus gracilis
- †Didymograptus protobifidus
- †Dielasma
- †Dimegelasma
- †Diparelasma
- †Diparelasma typicum – or unidentified comparable form
- †Diphyphyllum
- †Diplograptus
- †Dolichometopsis
- †Dolichometopsis alia – type locality for species
- †Dolichometopsis comis – type locality for species
- †Dolichometopsis communis – type locality for species
- †Dolichometopsis gravis – type locality for species
- †Dolichometopsis lepida – type locality for species
- †Dolichometopsis media – type locality for species
- †Dolichometopsis potens – type locality for species
- †Dolichometopsis poulseni – type locality for species
- †Dolichometopsis propinqua – type locality for species
- †Dolichometopsis stella – type locality for species
- †Dorispira
- †Dorispira arguta – type locality for species
- †Dorispira burlingi – type locality for species
- †Dorispira pocatelloensis – type locality for species
- †Dorlodotia
- †Dyscritella
- †Dyscritellina
- †Dyscritellina grandicora – type locality for species
- †Dyscritellina multispinosa
E
edit- †Echinauris
- †Echinoconchus
- †Edmondia
- †Edmondia phosphatica – type locality for species
- †Edmondia phosphoriensis – or unidentified comparable form
- †Ehmaniella
- †Ekvasophyllum
Fossils at different stages of development of the Cambrian trilobite Elrathia - †Elrathia idahoensis – type locality for species
- †Elrathia longiceps – type locality for species
- †Elrathia offula
- †Elrathia rara
- †Elrathia sampsoni – type locality for species
- †Elrathia spencei
- †Elrathina
- †Elrathina spencei – or unidentified comparable form
- †Emanuella
- †Endothyra
- †Eochonetes
- †Eochonetes voldemortus – type locality for species
- †Eocrinus
- †Eolissochonetes
- †Eomartiniopsis
- †Eugonophyllum
- †Eumetria
Fossilized shell of the Silurian-Permian sea snail Euomphalus
F
edit- †Faberophyllum
- †Faberophylum
- †Faberphyllum
- †Fenestella
- †Fistulipora
- †Flectihystricurus
- †Flectihystricurus acumennasus – type locality for species
- †Flectihystricurus flectimembrus – type locality for species
- †Flexaria
G
edit- †Gastrioceras – report made of unidentified related form or using admittedly obsolete nomenclature
- †Genalaticurus
- †Genalaticurus genalatus – type locality for species
- †Girtyella
- †Girtypecten
- †Girvanella
- †Glabrocingulum – tentative report
- †Glassoceras
- †Glassoceras bransonorum – type locality for species
- †Globivalvulina
- †Glossograptus
- †Glossopleura
- †Glossopleura bion
- †Glossopleura intermedia – type locality for species
- †Glossopleura similaris
- †Glyptograptus
- †Glyptorthis
- †Glyptorthis pulchra – or unidentified comparable form
Fossil of the Cambrian echinoderm Gogia - †Goniograptus
- †Goniophrys
- †Goniophrys prima – type locality for species
- †Gosseletina
H
edit- †Hallograptus
- †Haplophrentis
- †Haplophrentis carinatus – type locality for species
- †Hedraites
- †Helcionella
Life restoration of the Permian Chimaera relative Helicoprion - †Helicoprion davisii – type locality for species
- †Helicoprion ergassaminon – type locality for species
- †Hesperonomia
- †Hillyardina
- †Hillyardina marginauctum – type locality for species
- †Hillyardina semicylindrica – type locality for species
- †Hintzecurus
- †Hintzecurus paragenalatus – type locality for species
- †Hintzeia
- †Hintzeia celsaora – type locality for species
- †Homalophyllites
- †Hustedia
- †Hustedograptus
Fossilized shells of the Cambrian-Permian brachiopod relative Hyolitha - †Hyolithes ornatellus
- †Hyolithes prolixus – type locality for species
- †Hypothetica
- †Hypothetica rawi – type locality for species
- †Hystricurus
- †Hystricurus contractus – type locality for species
- †Hystricurus oculilunatus – type locality for species
- †Hystricurus robustus – type locality for species
I
edit- †Idahoia
- †Inflatia
- †Inflatia inflata – or unidentified comparable form
- †Inglefieldia
- †Iphidella
- †Iphidella grata
- †Iphidella maladensis
- †Iphidella pannula – or unidentified comparable form
- †Isograptus
J
editK
edit- †Kaskia
- †Kazakhstania
- †Kochaspis
- †Kochaspis maladensis – type locality for species
- †Kochiella
- †Kochina
- †Kochina venusta – type locality for species
- †Kochina vestita – type locality for species
- †Kochina wasatchensis – type locality for species
- †Kochiproductus
- †Kochiproductus longus – or unidentified comparable form
- †Komiella
- †Komiella ostiolata – type locality for species
Fossil of the Cambrian trilobite Kootenia - †Kootenia acicularis – type locality for species
- †Kootenia brevispina – type locality for species
- †Kootenia convoluta – type locality for species
- †Kootenia granulosa – type locality for species
- †Kootenia idahoensis
- †Kootenia maladensis – type locality for species
- †Kootenia nitida – type locality for species
- †Kootenia spencei
- †Kozlowskia
L
edit- †Lasiograptus
- †Leiorhynchoidea
- †Leiorhynchus
- †Leiostegium
- †Leptagonia
- †Leptograptus
- †Leptograptus demissus – type locality for species
- †Leptograptus flaccidus
- †Licnocephala
- †Licnocephala bicornuta – type locality for species
- †Licnocephala cavigladius
- †Licnocephala ovata – type locality for species
- †Lingula
Illustration of a fossilized shell of the Cambrian-Late Ordovician brachiopod Lingulella - †Lingulella eucharis – type locality for species
- †Lingulella idahoensis – type locality for species
- †Linoproductus
- †Liosotella – or unidentified related form
- †Lithostrontionella
- †Lithostrotion
- †Lithostrotionella
- †Lithstrotionella
- †Loganiella – type locality for genus
- †Loganiella johnsoni – type locality for species
- †Loganograptus
- †Lordorthis – type locality for genus
- †Lordorthis variabilis – type locality for species
M
edit- †Macropotamorhyncus
- †Macropyge
- †Macropyge gladiator – type locality for species
- †Maeandrograptus
Restoration of the mysterious Cambrian life-form Margaretia - †Margaretia angustata – type locality for species
- †Martinia
- †Menoparia
- †Menoparia genalunata – type locality for species
- †Menoparia lunalata – type locality for species
- †Metabowmania
- †Metabowmania latilimbata – or unidentified comparable form
- †Metriophyllum
- †Michelinia
- †Micromitra
- †Minkella
- †Monoclimacis
- †Monoclimacis griestoniensis – or unidentified related form
Fossils of the Early Devonian graptolite Monograptus - †Monograptus argutus – or unidentified comparable form
- †Monograptus convolutus
- †Monograptus decipiens – or unidentified comparable form
- †Monograptus flemingii – or unidentified comparable form
- †Monograptus leptotheca – or unidentified comparable form
- †Monograptus lobiferus
- †Monograptus sedgwickii
- †Mooreoceras – tentative report
- †Morania
- †Morozoviella
N
edit- †Nanorthis – tentative report
Fossilized shell of the Early Devonian – Triassic sea snail Naticopsis - †Naticopsis tayloriana – type locality for species
- †Nemagraptus
- †Nemagraptus gracilis – or unidentified comparable form
- †Neoeridotrypella
- †Neospirifer
- †Neurograptus
- †Niobe – tentative report
- †Nuculopsis
- †Nuculopsis montpelierensis – type locality for species
O
edit- †Obolus
- †Oelandiella
- †Oelandiella aequa – type locality for species
- †Ogygopsis
- †Ogygopsis magna – type locality for species
- †Ogygopsis typicalis
Fossil of the Cambrian trilobite Olenoides - †Orbiculoidea
- †Orbinaria
- †Orthograptus
- †Orthoretiolites
- †Orthotetes
- †Orthotheca
- †Oryctocara – type locality for genus
- †Oryctocara geikei
- †Oryctocara geikiei – type locality for species
- †Oryctocare
- †Oryctocephalites
- †Oryctocephalites typicalis – type locality for species
- †Oryctocephalus
- †Oryctocephalus maladensis – type locality for species
- †Oryctocephalus walcotti – type locality for species
- †Ovatia
- †Overtonia
P
edit- †Pachyaspis
- †Pachyaspis typicalis – type locality for species
- †Pachycranium
- †Pachycranium faciclunis – type locality for species
- †Paenebeltella
- †Paenebeltella vultulata – type locality for species
Fossil of the Cambrian trilobite Pagetia - †Pagetia clytia
- †Pagetia fossula – type locality for species
- †Pagetia maladensis – type locality for species
- †Pagetia rugosa
- †Palaeacis
- Palaeoaplysina
- †Palaeocoryne
- †Palaeoneilo
- †Palaeoneilo mcchesneyana – type locality for species
- †Paleocoryne
- †Parahystricurus
- †Parahystricurus carinatus – type locality for species
- †Parahystricurus fraudator – type locality for species
- †Parahystricurus oculirotundus – type locality for species
- †Parahystricurus pustulosus – type locality for species
- †Paraorthograptus
- †Parisograptus
- †Paterina
- †Paterina hirta – type locality for species
Illustration of a fossilized shell in multiple views of the Paleozoic mollusc Pelagiella. - †Peltabellia
- †Peltabellia peltabella – type locality for species
- †Peneckiella
- †Penniretepora
- †Pericyclus
- †Pericyclus decipiens – type locality for species
- †Permastraea
- †Peronopsis
- †Perrinites
- †Petalograptus
- †Petigurus – tentative report
Fossil of the Early Ordovician graptolite Phyllograptus - †Pilekia – tentative report
- †Plaesiomys
- †Platyceras
- †Platycrinites
- †Platycrinus
Fossilized shell of the Middle Ordovician-Silurian brachiopod Platystrophia - †Platystrophia equiconvexa – or unidentified comparable form
- †Pleurograptus
- †Polidevcia
- †Poliella
- †Politicurus
- †Politicurus politus – type locality for species
- †Polypora
- †Poulsenia
- †Poulsenia granosa – type locality for species
- †Poulsenia occidens – type locality for species
- †Primaspis
- †Prodentalium
Restoration of the Silurian trilobite Proetus - †Prolecanites – tentative report
- †Prospira
- †Prospira albapinensis – or unidentified comparable form
- †Protoconchioides
- †Protoconchioides douli – type locality for species
- †Protopliomerella
- †Protospongia
- †Prozacanthoides
- †Prozacanthoides aequus – type locality for species
- †Prozacanthoides alatus – type locality for species
- †Prozacanthoides decorosus – type locality for species
- †Prozacanthoides exilis – type locality for species
- †Prozacanthoides optatus – type locality for species
- †Psalikilopsis
- †Psalikilopsis cuspidicauda – type locality for species
- †Psalikilus
- †Psalikilus typicum – type locality for species
- †Pseudagnostus
- †Pseudisograptus
- †Pseudobatostomella
- †Pseudoclelandia
- †Pseudoclelandia cornupsittaca – type locality for species
- †Pseudoclelandia fluxafissura – type locality for species
- †Pseudoclelandia lenisora – type locality for species
- †Pseudoclimacograptus
- †Pseudocystophora
- †Pseudodorlodotia
- †Pseudogastrioceras
- †Pseudohystricurus
- †Pseudohystricurus obesus – type locality for species
- †Pseudohystricurus orbus – type locality for species
- †Pseudohystricurus rotundus – type locality for species
- †Pseudomonotis
- †Ptarmigania
- †Ptarmigania agrestis – type locality for species
- †Ptarmigania altilis – type locality for species
- †Ptarmigania aurita – type locality for species
- †Ptarmigania dignata – type locality for species
- †Ptarmigania exigua – type locality for species
- †Ptarmigania germana – type locality for species
- †Ptarmigania natalis – type locality for species
- †Ptarmigania ornata – type locality for species
- †Ptarmigania sobrina – type locality for species
- †Ptychaspis
- †Pugnoides
- †Punctospirifer
- †Pyraustocranium
- †Pyraustocranium orbatum – type locality for species
Q
editR
edit- †Rafinesquina – tentative report
- †Rasettia – tentative report
- †Rectograptus
- †Remopleuridiella
- †Remopleuridiella caudalimbata – type locality for species
- †Reteoeraotus
- †Reteograptus
- †Reteograptus geinitzianus
- †Reteograptus pulcherrimus – or unidentified comparable form
- †Reticulariina
- †Rhipidomella
- †Rhombopora
- †Rhynchopora
- †Rhynchopora taylori – type locality for species
- †Rhyncopora
- †Rhynoleichus
- †Rossaspis
- †Rossaspis superciliosa – type locality for species
- †Rossicurus
- †Rotopericyclus
- †Rotopericyclus pinyonensis – type locality for species
- †Rugosochonetes
- †Rugosochonetes loganensis – or unidentified comparable form
- †Ruzhencevia
- †Rylstonia
S
edit- †Sanguinolites
- †Sanguinolites carbonaria – type locality for species
- †Saratogia
- †Scaphellina – tentative report
- †Schistometopus – type locality for genus
- †Schistometopus typicalis – type locality for species
- †Schizodus
- †Schizodus bifidus
- †Schizodus ferrieri – type locality for species
- †Schizograptus
- †Schizophoria
- †Schizophoria depressa
- †Schizophoria poststriatula – or unidentified comparable form
- †Schizophoria resupinata
- †Schuchertella
- †Scinocephalus
- †Scinocephalus quadrihastatus – type locality for species
- †Scinocephalus solitecti – type locality for species
Fossil of the Cambrian priapulid worm Selkirkia - †Septopora
- †Setigerites
- †Shamovella
- †Siphonodendron
- †Spencia
- †Sphenosteges
- †Spirifer
- †Spiriferina
- †Spirolegoceras – type locality for genus
- †Spirolegoceras fischeri – type locality for species
- †Stacheoceras
- †Stacheoceras sexlobatum – type locality for species
- †Stachyodes
- †Stauroholcus
- †Stenoconites – type locality for genus
- †Stenoconites idahoensis – type locality for species
- †Stenolobulites
- †Stenolobulites simulator – type locality for species
- †Stenolobulites sinuosus – type locality for species
- †Stenopora
- †Straparollus
- †Stratifera
- †Streblochondria
- †Streblopteria
- †Streblopteria montpelierensis – type locality for species
- †Striatifera
Fossilized shell of the Ordovician-Silurian brachiopod Strophomena - †Subglobosochonetes
- †Sulcoretepora
- †Symphysurina
- †Syntrophopsis
- †Syntrophopsis polita – or unidentified comparable form
- †Syntrophopsis transversa
- †Syringopora
T
edit- †Tabantaloceras
- †Tabulipora
- †Taenicephalina
- †Taenicephalus
- †Tesselacauda
- †Tesselacauda depressa – type locality for species
- †Tetracamera
Fossils of the Early-Late Ordovician graptolite Tetragraptus - †Tetralobula – tentative report
- †Tetraporinus
- †Tetrataxis
- †Thamnopora
- †Thoracocare
- †Timaniella
- †Toernquistia – tentative report
- †Tonkinella
- †Tonkinella idahoensis – type locality for species
- †Torynifer
- †Trigonocerca
- †Triticites
- †Tritoechia
- †Tschussovskenia
U
edit- †Unispirifer
- †Urotheca
- †Urotheca sampsoni – type locality for species
- †Utia
V
edit- †Vanuxemella
- †Vanuxemella idahoensis – type locality for species
- †Vesiculophyllum
- †Vistoia – tentative report
- †Vnigripecten
W
edit- †Werriea
- †Wilbernia
- †Wilkingia
- †Wilsonastraea
- †Wimanella
- †Wimanella maladensis – type locality for species
- †Wimanella nautes
- †Wimanella rara
- †Wimanella spencei
- †Worthenia – tentative report
X
edit- †Xenostegium
- †Xenostegium franklinense – type locality for species
- †Xenostegium taurus
Y
edit- †Yakovlevia
- †Yakovlevia geniculata – type locality for species
- †Yakovlevia multistriatus
Z
edit- †Zacanthoides
- †Zacanthoides abbreviatus
- †Zacanthoides adjunctus
- †Zacanthoides gradatus
- †Zacanthoides holopygous
- †Zacanthoides holopygus
- †Zacanthoides idahoensis – type locality for species
- †Zacanthoides sampsoni – type locality for species
- †Zacanthoides serratus
- †Zaphrenthis – report made of unidentified related form or using admittedly obsolete nomenclature
- †Zaphrentites
- †Zygospira
- †Zygospira circularis – or unidentified comparable form
- †Zygospira lebanonensis – or unidentified comparable form
References
edit- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.