This list of the Cenozoic life of Oregon contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Oregon and are between 66 million and 10,000 years of age.
A edit
- Abies
Shell of an Acamptogenotia sea snail - Acanthocardia
- Acer
- †Acericecis
- †Acericecis chaneyi – type locality for species
- †Achaenodon
- †Achaenodon fremdi – type locality for species
- †Achlyoscapter
- Acila
- Acmaea
Mounted fossilized skeleton of the Miocene horse Acritohippus - Acteon
- †Actinidia
- †Acutostrea
- †Adeloblarina
- Admete
- Aechmophorus
- †Aesculus
Life restoration of the Oligocene baleen whale Aetiocetus - †Aetiocetus cotylalveus – type locality for species
- †Aetiocetus weltoni – type locality for species
- Aforia
- †Aforia campbelli
- †Aforia clallamensis – or unidentified comparable form
- †Agasoma
- Agelaius – tentative report
Life restoration of the Eocene-Oligocene even-toed ungulate Agriochoerus - Aix
- Alangium
- †Allocyon
- †Allomys
- †Alluvisorex
- Alnus
- †Alwoodia
- Amaea
- †Amaea dickersoni – or unidentified related form
Life restoration of the Miocene elephant relative Amebelodon. Margret Flinsch (1932). - Amelanchier
- †Ameranella
- †Ameranella terrysmithae – type locality for species
- Ammospermophilus
- Ampelocissus
Life restoration of the Miocene-Pliocene beardog Amphicyon - †Amphicyon frendens
- †Amphicyon galushai – or unidentified comparable form
- Amphissa
- †Ampullina
- †Anabernicula
- Anadara
- †Anamirta
- Anas
- †Anas acuta
- †Anas americana
- †Anas boschas
- †Anas carolinensis
A living Spatula clypeata, or northern shoveler - †Anas cyanoptera
- †Anas discors
- †Anas platyrhynchos
- Ancilla
- †Ancilla vernisa – type locality for species
- †Anechinocardium
- †Ankistrosperma
- Anona
- †Anonaspermum
- †Anonymocarpa
- †Anorthoscutum
- Anser
- †Anser albifrons
- †Anser condoni – type locality for species
- †Antecalomys
- Antillophos
- Antilocapra
- †Antilocapra americana – or unidentified comparable form
- †Aperiploma
- Aphananthe
- †Aphelops
- Aquila
- †Aquila chrysaetos
- †Aquila pliogryps – type locality for species
- †Aquila sodalis – type locality for species
- Arbacia
- †Arbacia abiquaensis – type locality for species
- †Archaeocyon
- †Archaeohippus
- †Archaeolagus
- †Archaeolagus macrocephalus – or unidentified comparable form
- †Archaeotherium
- Architectonica
- Archoplites[1]
- †Archoplites langrellorum – type locality for species[1]
Restoration of an Arctodus, or short-faced bear, with a human to scale - †Arctomyoides
- Ardea
- †Ardea herodias
- †Ardea paloccidentalis – type locality for species
- Argobuccinum
- †Ascosphaera
- †Asterocarpinus
- Astraea
- Astreopora
- †Astreopora occidentalis – type locality for species
- Astropecten
- †Atriaecarpum
Fossilized shell of the Paleocene-Miocene nautiloid cephalopod Aturia - †Aturia angustata
- †Aturia grandior – or unidentified comparable form
- †Aucuba
- †Axinosperma
- Aythya
B edit
- Balaena
- Balaenoptera
Illustration of a living Balaenoptera acutorostrata, or common minke whale
- Balanophyllia
- Balanus
- Balcis
- †Barbouromeryx
- Bartramia
- †Bartramia umatilla – type locality for species
- †Basirepomys
- †Basirepomys pliocenicus – or unidentified comparable form
- †Basirepomys romensis – type locality for species
Shell of a Bathybembix sea snail - †Bathybembix columbiana
- †Bathybembix nitor – type locality for species
- Bathytoma
- †Beckerosperma
- Bela
- Betula
- Bittium
- †Bonellitia
- †Bonellitia paucivaricata
- †Bonellitia smithwickensis – type locality for species
- †Bonellitia tumida – type locality for species
- †Bonesia
- Boreotrophon
Restoration of two of the Miocene-Pliocene bone-crushing dog genus Borophagus preying on a camel. Jay Matternes (1964). - †Borophagus pugnator
- †Borophagus secundus – or unidentified comparable form
- Botaurus
- †Bouromeryx
- †Bouromeryx americanus – or unidentified comparable form
- †Bouromeryx submilleri
- Brachidontes
- Branta
- †Branta bernicla
- †Branta canadensis
- †Branta hypsibata – tentative report
- †Branta hypsibatus
- †Branta propinqua – type locality for species
- †Bruclarkia
- Bubo
A living Bubo virginianus, or great horned owl
- Buccinum
- Bullia
- †Bumelia – tentative report
- †Bursericarpum
C edit
- Cadulus
- Calliostoma
- Callista
A living Callorhinus ursinus, or northern fur seal - ] †Calocedrus
- †Calycocarpum
- Calyptraea
- †Camelops
- Cancellaria
- Canis
Modern mounted skeleton of Canis lupus, the grey wolf, to scale with a fossilized skeleton of the Pleistocene wolf Canis dirus, or dire wolf - †Canis edwardii
- †Canis latrans
- †Canis lupus – or unidentified comparable form
- Cardiomya
- †Cardiomya anaticepsella – type locality for species
- †Cardiomya pavascotti
- †Carpocyon
- †Carpolithus
A living Carya, or hickory tree - Caryophyllia
- †Caryophyllia oregonensis – type locality for species
- Castanea
- Castanopsis
- Castor
- †Catalpa
- Cedrela
- †Cedrelospermum
- Celleporina
- Celtis
- †Centrocercus
- Cercidiphyllum
Flowers of a living Cercis or redbud tree - Cerithiopsis
- †Cerithiopsis preussi – or unidentified comparable form
- †Chandlera
- †Charitonetta
- Chen
Life restoration of the Pleistocene-Holocene Chendytes, or Law's diving-goose - Chione
- Chlidonias
- Chlorostoma
- †Choerodon
- †Chrysodomus
- Ciliatocardium
- †Cinnamomophyllum
- Circus
- Cladrastis
- Clangula
A living Clangula hyemalis, or long-tailed duck
- Cleyera
- Clinocardium
- †Clivuloturris
- †Clivuloturris levis – or unidentified comparable form
- Cochliolepis – tentative report
- Colaptes
- †Colodon
- Columbella
Shells in differing orientations of Colus whelk sea snails - Colymbus
- †Colymbus holbellii
- †Colymbus nigricollis
- †Colymbus oligocaenus – type locality for species
- †Colymbus parvus
- †Comicilabium
- Comitas
- †Comminicarpa
- Comptonia
- †Conchocele
- Conomitra
- †Conomitra vernoniana – type locality for species
Fossilized shell of a Conus cone snail - †Conus armentrouti – type locality for species
- †Conus weltoni – type locality for species
- †Copemys
- †Cophocetus – type locality for genus
- †Cophocetus oregonensis – type locality for species
- Corbula
- †Cormocyon
- Cornus
- †Cornwallius
- Corvus
- †Corvus annectens – type locality for species
- †Corvus corax
- †Coryloides
Fossilized fruit of a Craigia plant - Crataegus
- Crenella
- †Crenella porterensis – or unidentified comparable form
- Crepidula
- †Crepidula adunca
- †Crepidula grandis – or unidentified comparable form
- †Crepidula praerupta
- †Crepidula princeps
- †Crepidula ungana
- †Cruciptera
- †Crusafontina
- Cryptomya
- Cryptonatica
A taxidermied Cryptotis , or small-eared shrew - †Cuneisemen
- †Cunninghamia
- †Cupidinimus
- †Curvitinospora
- Cyclocardia
- †Cyclocardia hannibali – or unidentified comparable form
- †Cyclocardia moniligena
- †Cyclocardia subtenta
- †Cyclocardia ventricosa
- †Cyclotella
- †Cyclotella jonesii – type locality for species
- Cygnus
- Cymatium
- †Cynarctoides
- †Cynarctoides lemur
- †Cynarctoides luskensis – or unidentified comparable form
Fossilized cranium of the Miocene bear-dog Cynelos - †Cynorca
- †Cyperacites
D edit
- †Daeodon
- Dafila
- †Daphoenodon
- †Daphoenus
- †Dasmia
- †Dasmia americana – type locality for species
Mounted fossilized skeleton of the Eocene pseudo-toothed bird Dasornis - †Davisicarpum
- Decodon
- Delectopecten
- Dendragapus – type locality for genus
- †Dendragapus gillii – type locality for species
- †Dendrogapus
- Dentalium
- †Dentisemen
- †Desmatippus
- †Desmatochoerus
- †Desmatolagus
- †Desmatophoca
- †Desmocyon
Life restoration of the Oligocene-Miocene herbivorous marine mammal Desmostylus - †Desmostylus hesperus – type locality for species
- †Deviacer
- †Diceratherium
- †Dilophodelphis – type locality for genus
- †Dilophodelphis fordycei – type locality for species
- †Dinaelurus
Life restoration of the Eocene-Miocene false saber-toothed cat Dinictis. Robert Bruce Horsfall (1913). - †Diplobunops
- †Diplobunops kardoula – type locality for species
- Diploclisia
- †Diplodipelta – type locality for genus
- Diplodonta
- †Diploporus
- †Dipoides
- †Dipoides smithi – type locality for species
- †Dipoides stirtoni – type locality for species
- †Dipoides vallicula
- †Diprionomys
- Dipteronia
- Discinisca
- †Domninoides
- Dosinia
Horns and other fossils attributed to Dromomeryx - †Durocarpus
- †Dyticonastis – type locality for genus
- †Dyticonastis rensbergeri – type locality for species
E edit
- Echinophoria
- †Ectinochilus
- †Ekgmowechashala
- †Emmenopterys
Life restoration of the Oligocene-Miocene Enaliarctos and the toothed whale Macrodelphinus (background) - †Enaliarctos barnesi – type locality for species
- †Enaliarctos emlongi – type locality for species
- †Enaliarctos mitchelli
- †Enaliarctos tedfordi – type locality for species
- Engelhardtia
- Enhydra
- †Enhydrocyon
- Ennucula
Ensete - †Ensete oregonense – type locality for species
- †Entoptychus
- †Eohypserpa
- †Eopleurotoma
- †Eopleurotoma ornata – or unidentified related form
- †Eosiphonalia
- Epacroleda – report made of unidentified related form or using admittedly obsolete nomenclature
Mounted fossilized skeleton of the Miocene bone-crushing dog Epicyon - †Epihippus
- Epilucina
- Epitonium
- †Epitonium condoni
- †Epitonium hindsii
- †Epitonium keaseyense
- †Epitonium keaseyensis
- †Epitonium schencki
- †Epitonium wyattdurhami – type locality for species
Fossilized skull of the Oligocene-Miocene oreodont mammal Eporeodon - †Equisetum
- Equus
- †Eremochen – type locality for genus
- †Eremochen russelli – type locality for species
- †Erismatura
- Erolia
- Ervilia – tentative report
- †Eschatius
- †Eubrontotherium – type locality for genus
- †Eubrontotherium clarnoensis – type locality for species
- †Eucastor
Fossilized skeleton of the Miocene-Pliocene coyote-like canine Eucyon - †Euoplocyon
- Euphagus
- Eurytellina
- Euspira
- †Eutrephoceras
- Exbucklandia
- †Exilia
- †Exilia bentsonae – type locality for species
- †Exilia lincolnensis
F edit
- Fagus
- Falco
- †Falco oregonus – type locality for species
- Felaniella
- Ferminoscala
- †Ferrignocarpus
A living Ficus, or fig tree - †Ficus modesta
- †Ficus ocoyanum – or unidentified comparable form
- Fimbria
- †Fimbrialata
- Flabellum
- †Flabellum oregonense – type locality for species
- †Flectorivus
- †Florentiamys
- †Floridaceras
Flower of the Eocene-Oligocene cocoa relative Florissantia - †Florissantia ashwillii – type locality for species
- †Florissantia speirii
- †Fokieniopsis
- †Fortunearites
- †Fothergilla
- †Fragarites
- †Fraxinus
- Fulgoraria
- Fulgurofusus
- †Fulgurofusus serratus – type locality for species
- Fulica
A living Fulica americana, or American coot - †Fulica infelix – type locality for species
- †Fulica minor – type locality for species
- †Fusinis
- †Fusinis dilleri – type locality for species
- Fusinus
G edit
- †Gagaria
- †Gagaria crenularis – type locality for species
A living Gaillardia, or blanket flower - Gari – tentative report
- †Gari furcata – or unidentified related form
- Gemmula
- †Gentilicamelus
- †Gentilicamelus cameloides – type locality for species
- †Gentilicamelus sternbergi
- Glaucionetta
- †Globulicarpium
- Glycymeris
- Glyptocidaris
- †Goedertius – type locality for genus
- †Goedertius oregonensis – type locality for species
Mounted fossilized skeleton of the Miocene-Pleistocene elephant relative Gomphotherium - †Goniodontomys
- †Goniodontomys disjunctus – type locality for species
- Granula
- †Granula profundorum – type locality for species
- Gyrineum – report made of unidentified related form or using admittedly obsolete nomenclature
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H edit
- †Hadrianus
- Halesia
- Haliaeetus
Fossilized mandible of the Eocene horse Haplohippus - †Haplomys
- †Hemiauchenia – tentative report
- †Hemipsalodon
- Hemithiris
- †Heptacodon
- Heptranchias
Life restoration of the Eocene-Miocene mammal Herpetotherium - †Hesperhys – or unidentified comparable form
- †Hesperogaulus
- †Hesperogaulus gazini – type locality for species
- †Hesperogaulus wilsoni – type locality for species
- †Hesperolagomys
- †Hesperolagomys galbreathi – or unidentified comparable form
- †Hesperosorex – tentative report
- Heteropora
- †Hexacarpellites
- Hiatella
- Himantopus
- †Hippotherium
Life restoration of the Eocene-Oligocene false saber-toothed cat Hoplophoneus. Robert Bruce Horsfall (1913). - †Hovenia
- Hydrangea
- †Hydrochelidon
- †Hypertragulus
Life restoration of the Miocene horse Hypohippus. Heinrich Harder (1920). - †Hypolagus
- †Hypolagus fontinalis
- †Hypolagus oregonensis – type locality for species
- †Hypolagus vetus
- †Hypomorphnus
- †Hypomorphnus sodalis – tentative report
- †Hypsidoris
- †Hypsidoris oregonensis – type locality for species
- †Hypsiops
- †Hyrachyus
- †Hystricops
I edit
Fossilized skull of the Miocene bear Indarctos - †Indarctos oregonensis – type locality for species
- †Ingentisorex
- †Iodes
- †Iodicarpa
- Isocrinus
- Isurus
J edit
- †Jimomys
- †Joejonesia
- †Juglandiphyllites
A living Juglans, or walnut tree
K edit
Restoration of the Oligocene-Miocene horse Kalobatippus - †Kardiasperma
- Katherinella
- †Keasius
- †Keasius taylori – type locality for species
- Kellia
- †Kellia saxiriva – type locality for species
- †Kellia vokesi – type locality for species
- †Keteleeria
- †Kewia
- †Kewia marquamensis – type locality for species
- †Kolponomos
- †Kolponomos newportensis – type locality for species
L edit
- Lacuna
Illustration of shells in multiple views of Lacuna vincta, or northern lacuna sea snails
- Lamelliconcha
- †Langtonia
- †Lantanotherium
- Larus
- †Larus argentatus
A living Larus californicus, or California gull - †Larus oregonus – type locality for species
- †Larus philadelphia
- †Larus pristinus – type locality for species
- †Larus robustus – type locality for species
- †Laurocalyx
- †Laurocarpum
- †Leguminocarpon
- †Leidymys
- Lepeta
- †Leptarctus
Illustration of a fossilized skull of the Oligocene-Miocene dog Leptocyon - †Leptodontomys
- †Leptodontomys oregonensis – type locality for species
- †Leptodontomys quartzi
- Lepus
- Leukoma
- †Lignicarpus
- †Ligniglobus
- †Limicolavis
- †Limicolavis pluvianella – type locality for species
- Limnodromus
A living Limnodromus griseus, or short-billed dowitcher
- †Limnoecus
- †Limnoecus tricuspis – or unidentified comparable form
- Lindera
- †Liodontia
The autumn foliage of a living Liquidambar, or sweetgum tree - †Liracassis
- †Litheuphaea – type locality for genus
- †Litheuphaea carpenteri – type locality for species
- †Lithocarpus
- †Litorhadia
- †Litseaphyllum
- Littorina
- †Lobipes
- Lophodytes
A living Lophodytes cucullatus, or hooded merganser
- †Lophopanopeus
- †Lophopanopeus baldwini – type locality for species
- †Lophortyx
- †Lophortyx shotwelli – type locality for species
- Lucinoma
- †Lunaticarpa
- †Lutravus
- †Lutravus halli – or unidentified comparable form
- Lynx
A living Lytechinus sea urchin - †Lytechinus baldwini – type locality for species
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_RWD2.jpg)
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M edit
- †Macginicarpa
Fossilized cranium of the Miocene-Pleistocene saber-toothed cat Machairodus - †Machilus
- Macoma
- †Macoma albaria
- †Macoma arcatata
- †Macoma astori
- †Macoma calcarea
- †Macoma golikovi
- †Macoma inquinata
Shell of Macoma nasuta, or the bent-nosed clam - †Macoma vancouverensis
- Macrocallista
- †Macrognathomys
- Mactromeris
Close-up view of a Magnolia flower - Mahonia
- †Malus – or unidentified comparable form
- †Mammut
- †Mammut furlongi – type locality for species
- †Mammuthus
Life restoration of a herd of Mammuthus columbi, or Columbian mammoths. The extent of the fur depicted is hypothetical. Charles R. Knight (1909).
- Marcia
- Margarites
- †Marshochoerus
- Martes
- †Martes gazini – type locality for species
- Martesia
- Mastixia
- †Mastixicarpum
- †Mastixioidiocarpum
- Megachasma
Mounted fossilized skeleton of the Miocene-Pleistocene ground sloth Megalonyx - †Megapaloelodus
- †Megapaloelodus opsigonus – type locality for species
- †Megatylopus
- Megayoldia
- Melanitta
- †Meliosma
- †Meniscomys
- †Menispermum – or unidentified comparable form
- Mergus
Life restoration of the Miocene three-toed horse Merychippus - †Merychyus
- †Merycochoerus
- †Merycoides
- †Merycoidodon
Skull fossils of the Oligocene-Miocene dog Mesocyon - †Mesohippus
- †Mesohippus bairdi – or unidentified comparable form
- †Metalopex
- Metasequoia
- †Microphallus
- Micropodium
- †Micropternodus
- Microtus
Fossilized skull of the Eocene-Oligocene three-toed horse Miohippus - †Miopleionia
- †Mioplejonia
- †Miotapirus
- †Mistia – type locality for genus
- †Mistia spinosa – type locality for species
- Modiolatus
- Modiolus
- †Molopophorus
- Molothrus
- †Molothrus ater – tentative report
- †Monosaulax
- †Monosaulax progressus – type locality for species
- †Monosaulax typicus – type locality for species
- †Moropus
- Mulinia
- Mustela
- †Mya
- †Mylagaulodon
- Myotis – or unidentified comparable form
- †Mystipterus
- †Mystocheilus – type locality for genus[1]
- †Mystocheilus fresti – type locality for species[1]
- Mytilus
N edit
- †Nanotragulus – or unidentified comparable form
A living Nassarius, or nassa mud snail - Natica
- †Nautilus
- †Nautilus angustatus – type locality for species
- Nectandra
- †Nehalemia – type locality for genus
- †Nehalemia delicata – type locality for species
- Nemocardium
- †Nemocardium formosum
- †Nemocardium griphus – or unidentified comparable form
- †Nemocardium linteum
- †Neohipparion
- †Neohipparion leptode – or unidentified comparable form
Mounted fossilized skeleton of the Miocene Neophrontops - Neotamias
- †Nephrosemen
- Nettion
- †Neurotrichus – tentative report
- Neverita
- †Nexuotapirus
- Nucella
Interior of a fossilized shell of the Early Ordovician-modern marine bivalve Nucula - Nuculana
- Numenius
- †Numenius americanus – tentative report
- †Nuphar
- Nutricola
- Nyroca
- †Nyroca affinis
- †Nyroca americana
- †Nyroca collaris – tentative report
- †Nyssa
O edit
- †Ocajila
A living Ochotona, or pika - †Ochotona spanglei – type locality for species
- Ocotea
- †Ocyplonessa
- †Ocyplonessa shotwelli – type locality for species
- †Odontocaryoidea
- †Ogmophis – type locality for genus
- †Ogmophis oregonensis – type locality for species
- Olar
- †Olequahia
- †Oligobunis
- Olivella
Three living Olivella biplicata, or purple dwarf olive sea snail - †Olivella mathewsonii
- †Olivella pedroana
- †Omsicarpium
- Ondatra
- †Ondatra annectens – type locality for species
- Opalia
- †Opalia hertleini
- †Opalia williamsoni – or unidentified comparable form
- †Oregonomys
- †Oregonomys pebblespringsensis – type locality for species
- †Oregonomys sargenti
- †Oreodontoides
- †Oreolagus
- †Oreolagus wallacei – type locality for species
- †Oryctoantiquus – type locality for genus
- †Oryctoantiquus borealis – type locality for species
- †Osbornodon
Living Osmunda ferns - Ostrea
- †Ostrea lurida – or unidentified comparable form
- Ostrya
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P edit
- †Pachycrommium
- †Paciculus
- †Pacificotaria – type locality for genus
- †Pacificotaria hadromma – type locality for species
- †Palaeoallophylus
- †Palaeocarya
- †Palaeocarya clarnensis
- †Palaeocarya olsonii – or unidentified comparable form
Life restoration of the Oligocene-Miocene beaver Palaeocastor - †Palaeolagus
- †Palaeophytocrene
- †Palaeosinomenium
- †Paleopanax
- †Paleoplatycarya – tentative report
- †Paleotetrix
Flowers and foliage of a living Paliurus - Pandora
- Panomya
- Panopea
- Panthera
A living Panthera onca, or jaguar
- †Parablastomeryx
- †Paracarpinus
- †Paracosoryx
- †Paracosoryx nevadensis – or unidentified comparable form
- †Paracryptotis
- †Paradaphoenus
- †Paradomnina
- †Paradomnina relictus – type locality for species
- †Paraenhydrocyon
- †Parahippus
- †Parahippus leonensis – or unidentified related form
- †Parahippus pawniensis
Fossilized skeleton of the Pliocene-Pleistocene ground sloth Paramylodon - †Parapaenemarmota
- Parapholas
- †Parapliosaccomys
- †Parasyrinx
- †Paratomarctus
Life restoration the Eocene-Oligocene camel Paratylopus (upper right) - †Paronychomys
- †Paronychomys shotwelli – type locality for species
- †Paroreodon
- †Parrotia
- †Parthenocissus
- Parvamussium
- Parvicardium
- Passalus
- †Passalus indormitus – type locality for species
- †Pasternackia
- Patinopecten
- †Patriofelis
- †Pediocetes
- †Pediocetes lucasii – type locality for species
- †Pediocetes nanus – type locality for species
- †Pediocetes phasianellus
- Pekania
- †Pekania occulta – type locality for species
Life restoration of the Oligocene-Pleistocene false-toothed bird Pelagornis - Pelecanus
- †Pelecanus erythrorhynchos
- †Pelecanus erythrorhynchus – tentative report
- Penitella
- †Pentoperculum
- †Perchoerus
- †Peridiomys
- Periploma
- Perognathus
- †Perognathus stevei – type locality for species
A living Peromyscus, or deer mouse - †Perse
- †Petauristodon
- Phalacrocorax
- †Phalacrocorax auritus – tentative report
- †Phalacrocorax leptopus – type locality for species
- †Phalacrocorax macropus
- †Phalacrocorax marinavis – type locality for species
- Phalaropus
- Phalium
- Phanerolepida
- †Philotrox
- †Phlaocyon
- Phoca
- †Phoca vitulina – or unidentified comparable form
- †Phocavis – type locality for genus
- †Phocavis maritimus – type locality for species
Two Phoenicopterus, or flamingos - †Phoenicopterus copei – type locality for species
- †Pileosperma
- †Pinckneya
- †Pinis
- †Pinnarctidion
- †Pinnarctidion rayi – type locality for species
A living Pinus, or pine tree - †Pistachioides
- Pitar
- †Plafkeria
- †Plagiolophus
- Platanus
Restoration of a herd of alarmed Miocene-Pleistocene peccaries of the genus Platygonus. Charles R. Knight (1922). - †Platygonus brachirostris
- †Platygonus oregonensis
- †Platygonus vetus – or unidentified comparable form
- †Pleiolama
- †Pleiolama vera – or unidentified comparable form
- †Plesiocolopirus
- †Plesiogulo
- †Plesiosorex
- †Plesiosorex donroosai – or unidentified comparable form
- †Pleurolicus
- †Pleurolira
- †Pleuroliria
- †Plioceros
- †Pliocyon – or unidentified comparable form
Fossilized skull of the Miocene horse Pliohippus - †Plionarctos
- †Plionictis
- †Pliosaccomys
- †Pliotaxidea
- †Pliozapus
- Podiceps
- †Podiceps auritus – tentative report
- Podilymbus
- Pododesmus
Life restoration of the Oligocene false saber-toothed cat Pogonodon in a tree - †Pogonodon brachyops
- †Pogonodon platycopis – type locality for species
- Polinices
- †Polinicies
- †Pollostosperma
- †Polygrana
Fronds of living Polypodium ferns - †Pontolis – type locality for genus
- †Pontolis magnus – type locality for species
- †Potamogeton
- †Potanospira
- †Praehyalocylis
- †Priscofusus
- †Priscofusus coli – or unidentified comparable form
- †Priscofusus geniculus
- †Priscofusus medialis
- †Priscofusus medialus
- †Priscofusus stewarti
- †Pristichampsus
- †Procadurcodon – report made of unidentified related form or using admittedly obsolete nomenclature
- †Procamelus
- †Procamelus grandis – or unidentified comparable form
- †Procerapex
- Proischyromys – type locality for genus
- †Proischyromys perditus – type locality for species
- †Promartes – or unidentified comparable form
- †Promerycochoerus
- †Proneotherium – type locality for genus
- †Proneotherium repenningi – type locality for species
- †Pronotolagus
- Propeamussium
- †Propeamussium clallamensis – or unidentified comparable form
- †Prosomys
- †Prosomys mimus – type locality for species
- †Prosthennops
- †Prosthennops serus – tentative report
- †Proterozetes – type locality for genus
- †Proterozetes ulysses – type locality for species
Life restoration of the Eocene brontothere mammal Protitanops - †Protolabis – or unidentified comparable form
- †Protorepomys – type locality for genus[2]
- †Protospermophilus
- Protothaca
- †Pruniticarpa
- Prunus
- Psammacoma
- †Psephophorus – tentative report
- †Psephophorus oregonensis – type locality for species
Restoration of the Miocene cat Pseudaelurus - †Pseudoblastomeryx
- †Pseudotheridomys
- †Pseudotomus
- †Pseudotrimylus
- †Pseudotsuga
- Pteris
- Pterocarya
- †Pteronarctos – type locality for genus
- †Pteronarctos goedertae – type locality for species
- †Pteronarctos piersoni – type locality for species
- †Pteronepelys
- †Pulvinisperma
- Puncturella
- Pupillaria – tentative report
- Purpura
- Pyramidella – tentative report
- Pyrenacantha
- †Pyrisemen
Fruit of a living Pyrus, or pear tree
_male_Three_Brothers_River_(cropped)_cropped.jpg)
.jpg)
Q edit
A living Quercus, or oak tree - Querquedula
- †Querquedula pullulans – type locality for species
- †Quintacava
R edit
- Raja
- Rallus
- Raninoides
- Recurvirostra
A living Recurvirostra americana, or American avocet
- Retusa
- Rhabdus
- †Rhizocyon
- Rhus
- †Ribes
- Rimella
- Rosa
A living member of Rubus, the genus including blackberries (pictured) and raspberries - †Rudiocyon – type locality for genus
- †Rudiocyon amplidens – type locality for species
- †Rudiomys
S edit
Living Sabal, or palmettos - †Sabia
- Saccella
- Salenia
- †Salenia cascadensis – type locality for species
- †Salix schimperi
- †Sambucuspermites
- Sanguinolaria
- †Saportaspermum
- Sargentodoxa[3]
- †* Sargentodoxa globosa[3] – type locality for species
- Sassia
- Saxicavella
- Saxidomus
Shell of a living Saxidomus gigantea, or butter clam - †Saxidomus giganteus
- †Saxifragispermum
- †Scabraecarpium
- †Scalaritheca
- Scalina
- †Scalina becki
- †Scalina dickersoni – or unidentified related form
- †Scalopoides
- †Scapanoscapter
- Scapanus
- †Scapanus latimanus
- †Scapanus proceridens
- †Scapanus shultzi – or unidentified comparable form
Shells in multiple views of a Scaphander canoe bubble sea snail - †Scaphander impuncatatus
- †Scaphander impunctatus – type locality for species
- †Scaphander stewarti
- †Scaphicarpium
- †Schisandra
- Schizaster
- †Schizodontomys
A living Sciurus squirrel - †Scolecophagus
- †Scolecophagus affinis – type locality for species
- †Scutella
- Searlesia – tentative report
- Semele
- Sequoia
- †Seuku
- †Seuku emlongi – type locality for species
- †Sewellelodon
- †Sewellelodon predontia – or unidentified comparable form
- Sideroxylon
- †sideroxylon? subangularis – type locality for species
- Siliqua
- †Simocetus – type locality for genus
- †Simocetus rayi – type locality for species
Reconstruction of a fossilized skull and restorative portrait of the Miocene-Pliocene red panda relative Simocyon - Simomactra
- Sinum
- Solariella
- †Solariella cicca – type locality for species
- †Solariella cidaris
- Solemya
- Solen
- Solena
A living Somatochlora dragonfly - †Somatochlora oregonica – type locality for species
- Spermophilus
- †Sphaerosperma
- †Sphenophalos
- †Sphenosperma
- †Spirocrypta
- Spirotropis
- Spisula
- Spizaetus
Fossilized partial skulls of the rodent Oligocene-Miocene Steneofiber - Stephanodiscus
- †Stephanodiscus excentricus
- †Stephanodiscus niagarae
- †Stephanodiscus rhombus – type locality for species
- Stercorarius
- †Stercorarius schufeldti – type locality for species
- Sterna
- †Sterna elegans – tentative report
- †Sterna forsteri
- †Sterna fosteri – tentative report
Fossilized skeleton of the Miocene weasel Sthenictis - †Sthenictis junturensis – type locality for species
- †Stichopsammia – tentative report
- †Stockeycarpa
- †Stomechinus
- †Stomechinus dissimilaris – type locality for species
- †Striatisperma
- Strongylocentrotus
- Sturnella
- †Suavodrillia
Life restoration of the Eocene-Oligocene cow-sized rhinoceros Subhyracodon. Charles R. Knight (1890s). - Surculites
- Sveltella
- †Sveltella exiliplex
- †Sveltella keaseyensis – type locality for species
- Symplocos
T edit
- †Tanyoplatanus
A living Tapirus, or tapir - †Tapirus californicus – or unidentified comparable form
- Tapiscia
- Taranis
- †Tardontia
- †Tardontia occidentale – or unidentified comparable form
- Taxidea
- †Taxus
- Tegula
- †Tejonia
Restoration of the Miocene-Pliocene rhinoceros Teleoceras - †Teletaceras
- †Teletaceras radinskyi – type locality for species
Shell of a Tellina, or tellin - †Tellina aduncanasa
- †Tellina aragonia
- †Tellina emacerata
- †Tellina eugenia
- †Tellina idae – or unidentified related form
- †Tellina lincolnensis
- †Tellina pittsburgensis
- †Tellina quasimacoma
- †Temnocyon
- †Temnocyon altigenis
- †Temnocyon fingeruti – type locality for species
- †Tenudomys – or unidentified comparable form
- †Tenuisperma
- †Tephrocyon
- Terebratalia
- Terebratulina
- Terminalia
Foliage and cones of a living Tetraclinis, or arar tree - Thais
- †Thais lamellosa
- †Thais lima – or unidentified related form
- †Thanikaimonia
- Thesbia – report made of unidentified related form or using admittedly obsolete nomenclature
- †Thesbia antiselli: synonym of † Xenoturris antiselli (F. Anderson & B. Martin, 1914)
- †Thinohyus
- Thomomys
- Thracia
- †Thracia condoni
- †Thracia keaseyensis – type locality for species
- †Thracia trapezoides
Fossilized skull of the Miocene oreodont mammal Ticholeptus - †Ticholepus
- †Tiffneycarpa
- Tilia
- †Tinomiscoidea
- Tinospora
Foliage of a living Torreya, or nutmeg yew - Totanus
- †Toxicodendron
- Trema
- Tresus
Shell of a Trichotropis cap sea snail - †Trigonostela
- †Tripartisemen
- †Triplascapha
- †Triplexivalva
- †Triplochitioxylon – type locality for genus
- †Triplochitioxylon oregonensis – type locality for species
- †Trisepticarpium
- †Tritonifusus
- Trochita
Shell of a Trophon murex snail - †Trophon halibrectus
- †Trophon kernensis
- †Trophon platacantha – type locality for species
- †Truncatisemen
- †Tsaphanomys – type locality for genus[2]
- †Tsuga
- Turricula
- †Turrinosyrinx
- †Turrinosyrinx nodifera
- †Turrinosyrinx nodilifera
- †Turrinosyrinx packardi – or unidentified comparable form
- Turris
Fossilized shells of the Late Jurassic-modern tower snail Turritella - †Turritella buwaldana
- †Turritella keaseyense
- †Turritella keaseyensis – type locality for species
- †Turritella oregonensis
- †Turritella pittsburgensis
- †Turritella uvasana
- †Tylocephalonyx
- Tympanuchus
- †Typhoides
.JPG)
U edit
A living Ulmus, or elm - †Ulospermum
- †Unknown
- †Unknown dicotyledonous
- †Unknown monocotyledonous
- †Ursavus
- †Ursavus primaevus – or unidentified comparable form
V edit
- Venericardia
- †Venericardia aragonia – or unidentified comparable form
- †Venericardia hornii
- †Venericardia merriami – or unidentified comparable form
- †Venericardia planicosta
- †Vertipecten
- †Vertipecten fucanus – or unidentified comparable form
Leaves and fruit of a living Viburnum. 
Leaves and fruit of a living Vitis, or grapevine - Vulpes
W edit
X edit
A living Xema sabini, or Sabine's gull - †Xenicohippus
- †Xylotitan – type locality for genus
- †Xylotitan cenosus – type locality for species
.jpg)
Y edit
- †Yaquinacetus – type locality for genus[4]
- †Yaquinacetus meadi – type locality for species[4]
- Yoldia
- †Yoldia cooperii – or unidentified comparable form
- †Yoldia impressa
- †Yoldia oregona
- †Yoldia seminuda
- †Yoldia tenuissima
Z edit
- Zalophus
A living Zalophus californianus, or California sea lion
- †Zanthopsis
- †Zanthopsis rathbunae – type locality for species
- Zelkova
- †Zingiberopsis
References edit
- ^ a b c d Gerald R. Smith; Jay Van Tassell (2019). "Fishes of the Mio-Pliocene Western Snake River Plain and vicinity. V. Keating, Always Welcome Inn, and Imbler Fish paleofaunas, NE Oregon: Tests of Miocene-Pliocene drainage connections". Miscellaneous Publications. Museum of Zoology, University of Michigan. 204 (5): 1–33. hdl:2027.42/150494.
- ^ a b c Robert A. Martin; Richard J. Zakrzewski (2019). "On the ancestry of woodrats". Journal of Mammalogy. 100 (5): 1564–1582. doi:10.1093/jmammal/gyz105.
- ^ a b Manchester, S. R. (1999). "Biogeographical relationships of North American tertiary floras". Annals of the Missouri Botanical Garden. 86: 472–522. doi:10.2307/2666183. JSTOR 2666183.
- ^ a b Olivier Lambert; Stephen J. Godfrey; Erich M. G. Fitzgerald (2019). "Yaquinacetus meadi, a new latest Oligocene–early Miocene dolphin (Cetacea, Odontoceti, Squaloziphiidae, fam. nov.) from the Nye Mudstone (Oregon, U.S.A.)". Journal of Vertebrate Paleontology. 38 (6): e1559174. doi:10.1080/02724634.2018.1559174. S2CID 108903672.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 7 August 2017.
