List of the prehistoric life of Oregon

This list of the prehistoric life of Oregon contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Oregon.

Precambrian

The Paleobiology Database records no known occurrences of Precambrian fossils in Oregon.

Paleozoic

†Acteonina
- †Acteonina permiana – type locality for species
†Albaillella
- †Albaillella asymmetrica
- †Albaillella sinuata
- †Albaillella triangularis – or unidentified comparable form
†Alexenia – tentative report
- †Alexenia occidentalis – type locality for species
- †Alexenia subquadrata – type locality for species
†Anidanthus
- †Anidanthus minor – type locality for species
†Antiquatonia
- †Antiquatonia cooperi – type locality for species
- †Antiquatonia reticulata – type locality for species
†Arceodomus
- †Arceodomus sphairikos – type locality for species
†Arcochiton
- †Arcochiton soccus – type locality for species
†Bajkuria
- †Bajkuria rostrata
†Bathymyonia
- †Bathymyonia elongata – type locality for species
†Calliprotonia
- †Calliprotonia inexpectatum – type locality for species
†Changmeia
- †Changmeia bigflatensis – type locality for species
- †Changmeia bostwicki – type locality for species
†Chauliochiton
†Chonetes
- †Chonetes alatus – or unidentified related form
- †Chonetes pygmoideus – type locality for species
†Chonetinella
†Cleiothyridina
- †Cleiothyridina attenuata – type locality for species
†Composita
†Corwenia – tentative report
- †Corwenia ashwillensis – type locality for species
†Crurithyris
Fossil of the Carboniferous-Permian trilobit Cummingella
†Cummingella
†Cystolonsdaleia
- †Cystolonsdaleia berthiaumi – type locality for species
†Deflandrella
- †Deflandrella manica
†Derbyia
†Diadeloplax
- †Diadeloplax apiculatus – type locality for species
†Dielasma
- †Dielasma brevicostatum – type locality for species
- †Dielasma rectimarginatum – type locality for species
- †Dielasma truncatum – type locality for species
†Entactinia
- †Entactinia modesta
†Entactinosphaera
- †Entactinosphaera cimelia – or unidentified related form
†Eoparafusulina
†Follicucullus
- †Follicucullus charveti
- †Follicucullus monacanthus
- †Follicucullus scholasticus
- †Follicucullus ventricosus
†Gryphochiton
- †Gryphochiton planoplata
†Haplentactinia – tentative report
- †Haplentactinia ichikawai
†Hegleria
- †Hegleria mammilla
†Heritschioides – tentative report
†Himathyris
- †Himathyris gerardi
†Homeochiton – type locality for genus
- †Homeochiton triangularis – type locality for species
†Hustedia
†Ishigaum
- †Ishigaum trifustis
†Kashiwara
- †Kashiwara magna
†Kleopatrina
- †Kleopatrina magnifica – or unidentified comparable form
†Kochiproductus
- †Kochiproductus porrectus – or unidentified comparable form
- †Kochiproductus transversus – type locality for species
†Krotovia
- †Krotovia barenzi – or unidentified related form
- †Krotovia oregonensis – type locality for species
- †Krotovia parva – type locality for species
- †Krotovia pustulata
†Kuvelousia
- †Kuvelousia leptosa – type locality for species
†Latentibifistula
- †Latentibifistula asperspongiosa – or unidentified related form
†Latentifistula
- †Latentifistula crux – or unidentified related form
- †Latentifistula patagilaterala
- †Latentifistula texana
†Leptodus – tentative report
†Linoproductus
- †Linoproductus lutkewitschi – or unidentified comparable form
†Marginifera – tentative report
- †Marginifera brevisulcata – type locality for species
- †Marginifera costellata – type locality for species
- †Marginifera multicostellata – type locality for species
- †Marginifera profundosulcata – type locality for species
†Martinia
- †Martinia berthiaumei – type locality for species
†Meekella
†Monodiexodina – tentative report
†Nazarovella
- †Nazarovella gracilis
†Neoalbaillella
- †Neoalbaillella pseudogrypus
Fossilized shell of the Carboniferous-Permian brachiopod Neospirifer
†Neospirifer
†Petalaxis
- †Petalaxis occidentalis – type locality for species
†Polydiexodina
- †Polydiexodina oregonensis
†Praedeflandrella
†Probolionia
- †Probolionia elongata – type locality for species
- †Probolionia posteroreticulata – type locality for species
†Proboscidella – tentative report
- †Proboscidella carinata – type locality for species
†Protowentzelella
†Pseudoalbaillella
- †Pseudoalbaillella fusiformis
- †Pseudoalbaillella globosa – or unidentified related form
- †Pseudoalbaillella lomentaria – or unidentified comparable form
- †Pseudoalbaillella longicornis – or unidentified related form
- †Pseudoalbaillella scalprata
†Pseudotormentus
- †Pseudotormentus kamigoriensis
†Pterochiton
†Punctospirifer
†Quinqueremis
- †Quinqueremis robusta – or unidentified related form
†Rhipidomella
†Rhynchopora
- †Rhynchopora magna – type locality for species
†Rostranteris
- †Rostranteris merriami – type locality for species
- †Rostranteris sulcatum – type locality for species
†Schwagerina
Fossil of the Carboniferous colonial rugose coral Siphonodendron
†Siphonodendron – tentative report
†Spiriferella
- †Spiriferella pseudodraschei – type locality for species
†Spiriferellina
- †Spiriferellina pauciplicata – type locality for species
†Stenoscisma
- †Stenoscisma americanum – type locality for species
- †Stenoscisma biplicatoideum – type locality for species
- †Stenoscisma mutabile
- †Stenoscisma mutabilis
- †Stenoscisma plicatum – or unidentified comparable form
†Stigmosphaerostylus
- †Stigmosphaerostylus itsukaichiensis
†Tiramnia
- †Tiramnia semiglobosa – or unidentified related form
†Triplanospongos
- †Triplanospongos dekkasensis
†Waagenoconcha
- †Waagenoconcha parvispinosa – type locality for species
†Wellerella
- †Wellerella multiplicata – type locality for species
†Wilsonastraea
- †Wilsonastraea ochocoensis – type locality for species
†Yakovlevia
- †Yakovlevia brevisulcata
- †Yakovlevia transversa – type locality for species
†Yokoyamaella – tentative report
- †Yokoyamaella oregonensis – type locality for species