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 †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 †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 †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
Mesozoic
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