List of the prehistoric life of Oregon

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

• †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
• File:Cummingella belisama dorsal light2 CRF.jpg]] †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
• File:Trigonotretidae - Neospirifer ravana.JPG]] †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
• File:Siphonodendron400.JPG]] †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

{{Main|List of the Mesozoic life of Oregon}}

• †Acanthodiscus
• File:Inoceramidae - Inoceramus sulcatus.JPG]] †Actinoceramus
• †Anahamulina
• †Anatropites
• †Arcestes
• †Arietoceltites
• Astarte
• †Bennettazhia
• †Bennettazhia oregonensis – type locality for species
• Cadulus
• †Calycoceras
• Cardinia
• File:Cenoceras NT.jpg]] †Cenoceras
• Chlamys
• †Cleoniceras – tentative report
• †Corum
• †Crioceratites
• Dentalium
• †Gervillia
• †Gryphaea
• †Gryphaea arcuataeformis
• †Hoploparia
• †Hypophylloceras
• File:Inoceramus steenstrup, world's largest fossil mollusk.jpg with a human indicating its size]] †Inoceramus
• †Kilianella
• †Lantus
• Lima
• †Lissodus
• † Loffa
• Lopha
• †Lucina
• †Lyelliceras
• †Lytoceras
• †Mantelliceras
• †Metapolygnathus
• Milax
• †Modiolus
• File:Myophorella-1.jpg]] †Myophorella
• †Myophorella argo – or unidentified comparable form
• †Neogondolella
• †Nerinea
• †Olcostephanus
• †Ophthalmidium
• Ostrea
• †Otoscaphites
• †Pachus – tentative report
• †Pachydiscus
• †Peronidella
• Pholadomya
• †Phylloceras
• †Phyllopachyceras
• †Plagiostoma – tentative report
• †Platymya
• Plicatula
• †Radium – type locality for genus
• †Scalarites
• †Scaphites
• File:Species of Shastasaurus.jpg]] †Shastasaurus
• †Shastasaurus pacificus – or unidentified comparable form
• †Spitidiscus
• †Thamnasteria
• †Tragodesmoceras
• †Trigonia
• †Trigonia montanaensis
• Turritella
• †Tutcheria
• Venericardia
• †Vermiceras
• †Xiphotheca
• †Zoneait – type locality for genus

{{Main|List of the Cenozoic life of Oregon}}

• Abies
• †Acamptogenotia
• Acanthocardia
• Abies
• †Acamptogenotia
• Acanthocardia
• Acer
• Acmaea
• File:Acritohippus isonesus.jpg]] †Acritohippus
• †Acritohippus isonesus
• Acteon
• †Actinidia
• †Actinidia oregonensis
• Admete
• Aechmophorus
• †Aechmophorus occidentalis
• †Aesculus
• File:Aetiocetus BW.jpg]] †Aetiocetus – type locality for genus
• †Aetiocetus cotylalveus – type locality for species
• Aforia
• Agelaius – tentative report
• †Agriochoerus
• Aix
• †Aix sponsa
• Alangium
• Alnus
• †Alnus heterodonta
• File:Amebelodon fricki.jpg. Margret Flinsch (1932).]] †Amebelodon
• Amelanchier
• Ammospermophilus
• Ampelocissus
• †Amphicyon
• †Amphicyon frendens
• †Amphicyon galushai – or unidentified comparable form
• Amphissa
• †Ampullina
• †Anabernicula
• Anadara
• †Anamirta
• Anas
• †Anas acuta
• †Anas americana
• †Anas boschas
• †Anas carolinensis
• File:Northern Shoveler by Dan Pancamo.jpg, or northern shoveler]] †Anas clypeata
• †Anas cyanoptera
• †Anas discors
• †Anas platyrhynchos
• Ancilla
• Anona
• Anser
• †Anser albifrons
• †Anser condoni – type locality for species
• Antillophos
• Antilocapra
• †Antilocapra americana – or unidentified comparable form
• Aphananthe
• †Aphelops
• Aquila
• †Aquila chrysaetos
• Arbacia
• †Archaeocyon
• †Archaeohippus
• †Archaeotherium
• Architectonica
• †Arctodus
• Ardea
• †Ardea herodias
• Argobuccinum
• †Ascosphaera
• Astraea
• Astreopora
• Astropecten
• †Aturia
• †Aucuba
• Aythya
• †Aythya marila
• Balaena
• Balaenoptera
• File:Balaenoptera-acutorostrata.jpg, or common minke whale]] †Balaenoptera acutorostrata – or unidentified comparable form
• Balanophyllia
• †Balanophyllia elegans
• Balanus
• Bartramia
• †Basirepomys
• Bathybembix
• Bathytoma
• Bela
• Betula
• Bittium
• †Bonellitia
• Boreotrophon
• †Boreotrophon stuarti
• File:Borophagus cropped.png genus Borophagus preying on a camel. Jay Matternes (1964).]] †Borophagus
• †Borophagus pugnator
• †Borophagus secundus – or unidentified comparable form
• Botaurus
• †Botaurus lentiginosus
• Brachidontes
• Branta
• †Branta bernicla
• †Branta canadensis
• Bubo
• †Bubo virginianus
• Buccinum
• †Buccinum strigillatum
• Bullia
• †Bumelia – tentative report
• Cadulus
• Calliostoma
• Callista
• Callorhinus – tentative report
• †Calocedrus
• †Calycocarpum
• Calyptraea
• File:Camelops hesternus Sergiodlarosa.jpg]] †Camelops
• †Camelops hesternus
• Cancellaria
• Canis
• †Canis dirus – or unidentified comparable form
• †Canis edwardii
• †Canis latrans
• †Canis lupus – or unidentified comparable form
• †Carpocyon
• Carya
• Caryophyllia
• Castanea
• Castanopsis
• File:American Beaver.jpg, or North American beaver]] Castor
• †Catalpa
• Cedrela
• Celtis
• †Centrocercus
• †Centrocercus urophasianus
• Cercidiphyllum
• Cercis
• Cerithiopsis
• †Charitonetta
• †Charitonetta albeola
• Chen
• †Chen rossii
• File:Chendytes cropped.png, or Law's diving-goose]] †Chendytes
• Chione
• Chlidonias
• †Chlidonias nigra
• Chlorostoma
• †Choerodon
• †Chrysodomus
• Circus
• Cladrastis
• Clangula
• †Clangula hyemalis
• Cleyera
• Clinocardium
• †Clinocardium nuttallii
• Cochliolepis – tentative report
• Colaptes
• †Colodon
• Columbella
• File:Colus islandicus 001.jpg whelk sea snails]] Colus – tentative report
• Comitas
• †Comitas monile
• †Comitas oregonensis
• †Comitas spencerensis
• Comptonia
• Conomitra
• Conus
• †Cophocetus – type locality for genus
• Corbula
• †Cormocyon
• Cornus
• †Cornus clarnensis
• †Cornwallius
• Corvus
• †Corvus corax
• †Coryloides
• †Coryloides hancockii
• File:Craigia samara SRIC 01.jpg plant]] Craigia
• Crataegus
• Crenella
• Crepidula
• †Crepidula adunca
• †Crepidula grandis – or unidentified comparable form
• Cryptonatica
• †Cryptonatica affinis
• Cryptotis
• †Cunninghamia
• Cyclocardia
• Cygnus
• †Cygnus paloregonus
• Cymatium
• File:Cynarctoides fossil cropped.png]] †Cynarctoides
• †Cynarctoides lemur
• †Cynarctoides luskensis – or unidentified comparable form
• †Cynelos
• †Daeodon
• †Dafila acuta
• †Daphoenodon
• †Daphoenus
• †Daphoenus socialis
• File:Dasornis emuinus 1.jpg]] †Dasornis – or unidentified related form
• Decodon
• Dendragapus – type locality for genus
• Dentalium
• †Desmatippus
• †Desmatochoerus
• †Desmatophoca
• †Desmatophoca oregonensis
• †Desmocyon
• †Desmostylus
• †Desmostylus hesperus – type locality for species
• †Diceratherium
• †Dilophodelphis – type locality for genus
• †Dinaelurus
• File:ExtmDinictis1921-029-11.jpg. Robert Bruce Horsfall (1913).]] †Dinictis
• †Dinictis cyclops
• †Diploporus
• †Diploporus torreyoides
• †Dipoides
• †Diprionomys
• Dipteronia
• Discinisca
• Dosinia
• †Dromomeryx
• †Dromomeryx borealis
• †Dyticonastis – type locality for genus
• †Dyticonastis rensbergeri – type locality for species
• Echinophoria
• †Ekgmowechashala
• †Emmenopterys
• File:Enaliarctos emlongi.JPG and the toothed whale Macrodelphinus (background)]] †Enaliarctos
• †Enaliarctos barnesi – type locality for species
• †Enaliarctos emlongi – type locality for species
• †Enaliarctos mitchelli
• †Enaliarctos tedfordi – type locality for species
• Engelhardtia
• Enhydra
• †Enhydrocyon
• †Ensete
• †Epicyon
• †Epicyon haydeni
• †Epihippus
• Epitonium
• †Eporeodon
• †Equisetum
• Equus
• †Erismatura jamaicensis
• Erolia
• Ervilia – tentative report
• †Eucastor
• File:Eucyon davisi.JPG-like canine Eucyon]] †Eucyon
• †Eucyon davisi
• †Euoplocyon
• Euphagus
• †Euphagus cyanocephalus
• Euspira
• †Euspira pallida
• †Eutrephoceras
• Exbucklandia
• †Exilia
• Fagus
• Falco
• Ficus
• Fimbria
• Flabellum
• †Floridaceras
• File:Florissantia quilchenensis SRIC img1.jpg]] †Florissantia
• Fothergilla
• Fraxinus
• Fulgoraria
• Fulgurofusus
• Fulica
• Fulica americana
• Fusinus
• †Gaillardia
• Gari – tentative report
• Gemmula
• †Gentilicamelus
• Glycymeris
• †Goedertius – type locality for genus
• File:Gomphotherium productum.jpg]] †Gomphotherium
• Granula
• Gyrineum – report made of unidentified related form or using admittedly obsolete nomenclature
• †Hadrianus
• Halesia
• Haliaeetus
• †Haliaeetus leucocephalus
• †Haplohippus
• †Hemiauchenia – tentative report
• Heptranchias
• †Heptranchias howelli
• File:Herpetotherium.jpg]] †Herpetotherium
• Hiatella
• Himantopus
• †Himantopus mexicanus
• †Hippotherium
• †Hoplophoneus
• †Hovenia
• Hydrangea
• †Hypertragulus
• †Hypohippus
• †Hypolagus
• †Hypsidoris
• †Hypsiops
• †Hyrachyus
• File:Indarctos atticus.jpg]] †Indarctos
• Isurus
• †Isurus planus
• Juglans
• †Kalobatippus
• †Kardiasperma
• †Kardiasperma parvum
• Kellia
• †Keteleeria
• †Kolponomos
• †Kolponomos newportensis – type locality for species
• Lacuna
• †Lacuna vincta
• Larus
• †Larus argentatus
• †Larus californicus
• †Larus philadelphia
• Lepeta
• File:Leptocyon gregorii holotype AMNH 12879.jpg]] †Leptocyon
• Lepus
• Leukoma
• †Leukoma staminea
• Limnodromus
• †Limnodromus griseus – tentative report
• Lindera
• Liquidambar
• †Lithocarpus
• Littorina
• Lophodytes
• †Lophodytes cucullatus
• †Lophortyx
• Lynx
• Lytechinus
• File:Machairodus aphanistus - Cerro de los Batallones - Museo Arqueológico Regional CAM.JPG]] †Machairodus
• †Machilus
• Macoma
• †Macoma nasuta
• Macrocallista
• Magnolia
• Mahonia
• †Malus – or unidentified comparable form
• †Mammut
• †Mammut furlongi – type locality for species
• †Mammuthus
• File:Columbian mammoth cropped.png, or Columbian mammoths. The extent of the fur depicted is hypothetical. Charles R. Knight (1909).]] †Mammuthus columbi – tentative report
• Marcia
• Margarites
• Martes
• Martesia
• Mastixia
• Megachasma
• †Megalonyx
• †Megapaloelodus
• †Megatylopus
• Melanitta
• †Melanitta deglandi
• †Melanitta perspicillata
• †Meliosma
• †Meliosma beusekomii
• †Menispermum – or unidentified comparable form
• Mergus
• †Mergus merganser
• †Mergus serrator
• File:Merychippus insignis life restoration.jpg]] †Merychippus
• †Merychyus
• †Merycochoerus
• †Merycoides
• †Merycoidodon
• †Mesocyon
• †Mesohippus
• †Metalopex
• Metasequoia
• †Metasequoia occidentalis
• †Microphallus
• Microtus
• †Microtus montanus
• †Miohippus
• †Miotapirus
• Modiolus
• †Modiolus modiolus
• Molothrus
• †Molothrus ater – tentative report
• †Monosaulax
• †Moropus
• Mulinia
• Mustela
• †Mya
• †Mya truncata
• Myotis – or unidentified comparable form
• Mytilus
• †Mytilus californianus
• †Mytilus edulis
• †Nanotragulus – or unidentified comparable form
• Nassarius
• Natica
• †Nautilus
• Nectandra
• †Neohipparion
• File:Neophrontops americanus fossil cropped.jpg]] Neophrontops
• Neotamias
• †Neurotrichus – tentative report
• Neverita
• †Nexuotapirus
• Nucella
• †Nucella lamellosa
• Nucula
• Numenius
• †Numenius americanus – tentative report
• †Nuphar
• †Nyssa
• †Nyssa spatulata
• File:American pika (ochotona princeps) with a mouthful of flowers.jpg, or pika]] Ochotona
• †Ochotona spanglei – type locality for species
• Ocotea
• Olar
• †Oligobunis
• Olivella
• †Olivella biplicata
• †Olivella pedroana
• Ondatra
• Opalia
• †Oreodontoides
• †Osbornodon
• †Osmunda
• Ostrea
• †Ostrea lurida – or unidentified comparable form
• Ostrya
• File:Palaeocastor BW cropped.png]] †Palaeocastor
• †Palaeolagus
• †Paleopanax
• †Paleopanax oregonensis
• Paliurus
• Pandora
• Panopea
• †Panopea abrupta
• Panthera
• †Panthera onca – or unidentified comparable form
• †Paradaphoenus
• †Paraenhydrocyon
• †Paraenhydrocyon josephi
• †Parahippus
• †Parahippus leonensis – or unidentified related form
• File:San Diego Paramylodon.jpg Paramylodon]] †Paramylodon
• †Paramylodon harlani
• †Paratomarctus
• †Paratylopus
• †Paronychomys
• †Paroreodon
• †Parrotia
• †Parthenocissus
• Passalus
• †Patriofelis
• †Patriofelis ferox
• Pekania
• File:Pelagornis chilensis EF.jpg]] †Pelagornis
• Pelecanus
• †Pelecanus erythrorhynchos
• †Pelecanus erythrorhynchus – tentative report
• Perognathus
• Peromyscus
• †Perse
• Phalacrocorax
• †Phalacrocorax auritus – tentative report
• Phalaropus
• †Phalaropus lobatus
• Phalium
• Phanerolepida
• †Philotrox
• †Philotrox condoni
• †Phlaocyon
• †Phlaocyon latidens
• Phoca
• †Phoca vitulina – or unidentified comparable form
• File:Flamingos Laguna Colorada.jpg, or flamingos]] Phoenicopterus
• †Phoenicopterus copei – type locality for species
• Pinus
• Pitar
• †Plagiolophus
• Platanus
• †Platygonus
• †Pleiolama
• †Plesiocolopirus
• †Plesiogulo
• †Pliocyon – or unidentified comparable form
• File:Pliohippus Pernix.jpg]] †Pliohippus
• †Plionarctos
• Podiceps
• †Podiceps auritus – tentative report
• Podilymbus
• †Podilymbus podiceps
• †Pododesmus macrochisma
• †Pogonodon
• Polinices
• †Polypodium – or unidentified comparable form
• †Pontolis – type locality for genus
• †Pontolis magnus – type locality for species
• †Potamogeton
• †Pristichampsus
• †Procamelus
• †Promartes – or unidentified comparable form
• †Promerycochoerus
• Propeamussium
• File:Protitanops NT small.jpg]] †Protitanops
• †Protolabis – or unidentified comparable form
• Protothaca
• Prunus
• †Psephophorus – tentative report
• †Pseudaelurus
• †Pseudotsuga
• Pteris
• Pterocarya
• †Pteronarctos – type locality for genus
• Puncturella
• †Puncturella galeata
• Purpura
• Pyramidella – tentative report
• Pyrenacantha
• File:Pears.jpg, or pear tree]] †Pyrus
• Quercus
• Querquedula
• Raja
• Rallus
• †Rallus limicola
• Recurvirostra
• †Recurvirostra americana
• Retusa
• Rhabdus
• †Rhizocyon
• Rhus
• †Rhus rooseae
• †Ribes
• Rimella
• Rosa
• File:Blackberries on bush.jpg, the genus including blackberries (pictured) and raspberries ]] Rubus
• Sabal
• †Sabia
• Salix
• Sanguinolaria
• Sassia
• Saxidomus
• †Saxidomus gigantea
• Scapanus
• †Scapanus latimanus
• Scaphander
• †Schisandra
• Schizaster
• Sciurus
• †Scutella
• Semele
• Sequoia
• †Sequoia affinis
• Siliqua
• †Siliqua patula
• †Simocetus – type locality for genus
• File:Simocyon portrait.png]] †Simocyon
• Sinum
• Solariella
• Solemya
• Solen
• †Somatochlora
• Spermophilus
• Spirotropis
• Spisula
• Spizaetus
• †Steneofiber
• Stercorarius
• Sterna
• †Sterna elegans – tentative report
• †Sterna forsteri
• File:Sthenictis1.JPG]] Sthenictis
• Strongylocentrotus
• Sturnella
• †Suavodrillia
• †Subhyracodon
• Sveltella
• Symplocos
• Tapirus
• †Tapirus californicus – or unidentified comparable form
• Tapiscia
• Taranis
• Taxidea
• †Taxus
• †Taxus masonii
• Tegula
• File:Teleoceras Horsfall cropped.jpg]] †Teleoceras
• Tellina
• †Temnocyon
• †Tephrocyon
• Terminalia
• †Tetraclinis
• Thais
• Thesbia – report made of unidentified related form or using admittedly obsolete nomenclature
• Thomomys
• †Thomomys townsendii
• Thracia
• File:Hypsiops breviceps Exhibit Museum of Natural History cropped.jpg]] †Ticholeptus
• Tilia
• †Torreya
• †Torreya clarnensis
• Totanus
• †Toxicodendron
• Trema
• Tresus
• Trichotropis
• Trochita
• File:Trophon geversianus acordonada 002.jpg murex snail]] Trophon
• †Tsuga
• Turricula
• Turris
• Turritella
• †Tylocephalonyx
• Tympanuchus
• †Tympanuchus pallidicinctus
• Ulmus
• †Ursavus
• Venericardia
• †Viburnum
• Vitis
• Vulpes
• Xema
• Yoldia
• †Yoldia cooperii – or unidentified comparable form
• Zalophus
• File:Lion de mer Amnéville 01.jpg, or California sea lion]] †Zalophus californianus
• Zelkova

• {{cite web |title=Fossilworks: Gateway to the Paleobiology Database |author=((Various Contributors to the Paleobiology Database)) |url=https://www.fossilworks.org |access-date=7 August 2017}}

{{Lists of the prehistoric life of the United States}}

*

Oregon

Prehistoric life