List of the Cenozoic life of Washington
This list of the Cenozoic life of Washington contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Washington and are between 66 million and 10,000 years of age.
Chlorophytes
- Botryococcus
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
- Pediastrum
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
Diatoms
- Actinella
- Amphipleura
- Aulacoseira
- †Aulacoseira distans- type locality for species[2]
- Aulacoseira granulata[2]
- Caloneis
- Cavinula
- Coscinodiscus
- Cymbella
- Desmogonium
- Diatoma
- Eunotia
- Fragilaria
- Frustulia
- Gomphogramma
- Gomphonema
- Himantidium
- Melosira
- Navicula
- Navicula americana[2]
- Navicula angusta[2]
- Navicula bacillum[2]
- Navicula commutata[2]
- †Navicula contendens - type locality for species[2]
- Navicula elegans[2]
- Navicula instabilis[2]
- †Navicula pauper - type locality for species[2]
- Navicula placentula[2]
- †Navicula pontifica - type locality for species[2]
- †Navicula protrudens - type locality for species[2]
- †Navicula pseudoaffinis - type locality for species[2]
- Navicula pseudobacillum[2]
- Navicula pusilla[2]
- Navicula radiosa[2]
- †Navicula reversa - type locality for species[2]
- Navicula stauroptera[2]
- Navicula subacuta[2]
- †Navicula substauroneis - type locality for species[2]
- Navicula tabellaria[2]
- Navicula transversa[2]
- Navicula viridis[2]
- Neidium
- Pinnularia
- Stauroneis
- †Stauroneis acutissima - type locality for species[2]
- Stauroneis anceps[2]
- Stauroneis phoenicenteron[2]
- Surirella
- Tabellaria
- Tetracyclus
Foraminifera
- Amphimorphina
- Amphistegina
- undescribed Eocene Crescent Formation fossil(s)
- Bulimina
- Cassidulina
- Chilostomella
- Cibicides
- Cibicidoides
- Dentalina
- Eggerella
- Elphidium
- Eponides
- Gaudryina
- Globigerina
- Undescribed Late Eocene Whiskey Creek methane-seep fossil
- 'Globobulimina
- Globocassidulina
- Guttulina
- Gyroidina
- Haplophragmoides
- Undescribed Late Eocene Whiskey Creek methane-seep fossil
- †Involutina
- Lenticulina
- Lenticulina rancocasensis
- Undescribed Late Eocene Whiskey Creek methane-seep fossil
- Undescribed Ypresian Crescent Formation fossil
- Marginulina
- Martinottiella
- Plectofrondicularia
- †Pseudoglandulina
- Pyrgo (genus)
- Quinqueloculina
- Robulus
- Sigmomorphina
- 'Uvigerina
Plants
Bryophytes
- †Hypnites
- †Hypnites brittoniae - type locality for species[3][4]
- †Hypnites knowltonii - type locality for species[3][4]
- †Hypnites patens - type locality for species[3][4]
- †Polytrichites - type locality for genus
- †Polytrichites spokanensis - type locality for species[5]
"Ferns" (Polypodiophyta)
- Adiantum[6]
- †Adiantum anastomosum - type locality for species[6]
- †Allantodiopsis
- †Allantodiopsis erosa[7]
- †Allantodiopsis pugetensis[8][9]
- undescribed species[9]
- Anemia[7]
- Asplenium
- Athyrium
- †Athyrium gracilium - type locality for species[7]
- †Azolla
- Cheilanthes
- Undescribed Late Pleistocene Manis Mastodon site subfossil(s)[1]
- Cyathea
- †Cyathea inequilateralis[7][11] (syn = Cyathea pinnata)
- Cf. Cystopteris
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[12]
- Danaea
- †Danaea borealis - type locality for species[7]
- Dennstaedtia
- †Dennstaedtia christophelii - type locality for species[13]
- †Dennstaedtia delicata - type locality for species[7]
- †Dryophyllum
- †Dryophyllum pugetensis – type locality for species[8]
- Dryopteris
- †Dryopteris chuckanutensis - type locality for species[7]
- †Dryopteris gibbsi - type locality for species[7]
- †Dryopteris whatcomensis - type locality for species[7]
- †Equisetum
- †Equisetum alexanderi - type locality for species[14]
- †Equisetum newberryi - type locality for species[7]
- Undescribed Klondike Mountain Formation fossils[15]
- Hymenophyllum
- †Hymenophyllum axsmithii - type locality for species[13]
- Lygodium
- †Lygodium kaulfussi[16]
- Undescribed Ypresian Klondike Mountain Formation fossil[12][17]
- Osmunda[18]
- †Osmunda occidentalis - type locality for species[14]
- †Osmunda wehrii - type locality for species[18]
- Pteris
- †Pteris whatcomensis -type locality for species[7]
- Salpichlaena[7]
- Salvinia
- Cf. †Salvinia preauriculata
- Undescribed Klondike Mountain Formation fossil[19]
Lycophytes
- Lycopodium
- †Lycopodium hesperium - type locality for species[5]
- Undescribed Late Miocene Vasa park Flora fossil[9]
- Selaginella
- Undescribed Klondike Mountain Formation fossil[12][9]
Ginkgophytes
Klondike Mountain Formation
Ypresian, Republic
- Ginkgo
- †Ginkgo adiantoides[5]
- †Ginkgo beckii - type locality of the species[20]
- Ginkgo biloba[21]
- †Ginkgo dissecta[21]
Gnetophytes
- Ephedra
- Undescribed Late Pleistocene Manis Mastodon site subfossil(s)[1]
Pinophytes
Cupressaceae
- Calocedrus
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[22][23]
- Chamaecyparis
- †Chamaecyparis linguaefolia[9]
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[24][25]
- Cryptomeria
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[24][17]
- †Cupressinoxylon
- Undescribed Middle Miocene Vantage fossils(s)[26]
- Undescribed Middle Miocene
- Glyptostrobus
- †Glyptostrobus nordenskiöldii[7][27]
- Undescribed Ypresian Klondike Mountain Formation fossil[24]
- Metasequoia
- Sequoia
- Taiwania
- Undescribed Ypresian Klondike Mountain Formation fossil[19]
- Taxodium
- †Taxodioxylon
- †Taxodioxylon antiquum - type locality for the species[30][26]
- Tetraclinis
- Tetraclinis salicornioides var. praedecurrens - type locality for the species[31]
- Thuja
- †Thuja dimorpha[32]
- Undescribed Ypresian Klondike Mountain Formation fossil[24][25]
- Thujopsis?
- Undescribed Ypresian Klondike Mountain Formation fossil[25]
Pinaceae
- Abies
- Abies milleri - type locality for the species[33]
- Undescribed Miocene Vantage flora petrified woods.[6]
- Undescribed Late Pleistocene Manis Mastodon site subfossil(s)[1]
- Cedrus
- Undescribed middle Miocene Vasa Park fossil(s)[9]
- Keteleeria
- †Keteleeria heterophylloides - type locality for the species[34]
- Picea[9]
- †Picea tertiarum - type locality for the species[30][26]
- Undescribed Ypresian Klondike Mountain Formation fossils[24]
- Pinus[9]
- Pseudolarix
- Pseudotsuga
- †Pseudotsuga pseudotsugae - type locality for the species[26]
- Tsuga
- †Tsuga latahensis - type locality for the species[36][14][32]
Sciadopityaceae
- Sciadopitys
- Undescribed Klondike Mountain Formation fossil[24]
Taxaceae
- Amentotaxus
- undescribed Ypresian Klondike Mountain Formation fossil(s)[24]
- Cephalotaxus
- †Cephalotaxus bonseri - type locality for species[29][37]
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[24]
- Taxus
- Undescribed Ypresian Klondike Mountain Formation fossil[24]
- Undescribed Middle Miocene Vantage fossils(s)[26]
Angiosperms
Plants A
maple tree Acer chaneyi
- Acer[9]
- †"Acer" arcticum
- †Acer beckianum - type locality for species[38]
- †Acer bendirei[39]
- †Acer berkhoffii - type locality for species (syn =Aceroxylon pennsylvanicum)[26]
- †Acer browni[40]
- †Acer chaneyi[40]
- †Acer hillsi - type locality for species[40]
- †Acer knolli - type locality for species[40]
- †Acer latahense - type locality for species[40]
- †Acer medianum[40]
- †Acer niklasi[40]
- †Acer olearyi - type locality for species[38]
- †Acer puratanum - type locality for species[38]
- †Acer republicense - type locality for species[40]
- †Acer spitzi - type locality for species[40]
- †Acer stonebergae[40]
- †Acer tigilense[40]
- †Acer toradense - type locality for species[40]
- †Acer washingtonense - type locality for species[40]
- †Acer wehri - type locality for the species[40]
- †Acer whitebirdense[40]
- Aesculus[9]
- †Aesculus hankinsii - type locality for species[41]
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[22][42]
- Albizzia
- †"Albizzia vantagiensis" - type locality for the species[38][26]
- †Allophylus
- Alnus
- †Alnus carpinoides[29][6]
- †Alnus corrallina[6]
- †Alnus kluckingi - type locality for species[8]
- †Alnus operia[8]
- †Alnus parvifolia - type locality for species [43]
- †Alnus relatus - type locality for species[6]
- Amelanchier
- undescribed Ypresian Klondike Mountain Formation fossil(s)[44]
- †Anacardites
- †Anacardites franklinensis – type locality for species[8]
- Aralia
- undescribed Ypresian Klondike Mountain Formation fossil(s)[22]
- †Araliaceoxylon - type locality for genus[26]
- †Araliaceoxylon miocenica - type locality for the species[26]
- Arbutus
- †Arbutus idahoensis - type locality for species[6]
- undescribed Ypresian Klondike Mountain Formation fossil(s)[44][17]
- Arceuthobium
- Undescribed Late Pleistocene Manis Mastodon site subfossil(s)[1]
- Arctostaphylos
- Artemisia
- Undescribed Late Pleistocene Manis Mastodon site subfossil(s)[1]
- †Averrhoites
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[22]
Plants B
birch species Betula leopoldae
- †Barghoornia - type locality for genus
- †Barghoornia oblongifolia - type locality for species[43]
- †
- Berberis
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
- Betula
- †Betula heteromorpha[39]
- †Betula largei[39]
- †Betula leopoldae - type locality for species[43]
- †Betula scammonii - type locality for species[30][26]
- Cf. Betula papyrifera
- †Bohlenia
- †Bohlenia americana - type locality for species[43]
- Cf. Boniodendron
- †"Koelreuteria" arnoldii - referred to Cf. Boniodendron without rename[43][45]
- Botrychium
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
- Cf. Bursera
- Undescribed Eocene Puget Group fossil
Plants C
- Caesalpinia
- †Caesalpinia spokanensis - type locality for species (syn= Meibomites lucens)[39][46]
- †Calkinsia - type locality of genus[8]
- †Calkinsia franklinensis - type locality for species[8]
- Cf. †Calkinsia plafkeri
- †Calycites
- Calycocarpum
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[48]
- Camellia[8]
- Carex
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
- Carpinus
- Carya[9]
- †Carya cashmanensis – type locality for species[8]
- †Carya pugetensis - type locality for species[8]
- †Carya washingtonensis - type locality for species[50]
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[22][17]
- Castanea
- †Castaneophyllum
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[17]
- Castanopsis
- †Castanopsis franklinensis – type locality for species[8]
- †Cedrelospermum
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[48]
- Celastrus
- Ceratophyllum
- Cercidiphyllum
- Chenopodium
- Undescribed Late Pleistocene Manis Mastodon site subfossil(s)[1]
- Cladrastis
- †Cladrastis pugetensis – type locality for species[8]
- Clematis
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[44]
- Cocculus
- Comptonia
- Cornus
- Cornus sericea (syn=Cornus stolonifera)[1]
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[43][22][17]
- Corylopsis[51]
- †Corylopsis reedae - type locality for species[51]
- Corylus[49]
- Craigia
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[47]
- Cf. Crataegus
- Undescribed Ypresian Klondike Mountain Formation fossil(s)[44]
- †Cruciptera
Plants D
- Decodon
- Undescribed Ypresian Klondike Mountain Formation fossil[22]
- †Deviacer
- Undescribed Ypresian Klondike Mountain Formation fossil[47]
- †Dichrostachyoxylon
- †Dichrostachyoxylon occidentale - type locality for species[53]
- †Dillhoffia
- †Dillhoffia cachensis[54]
- †
- Dilodendron
- †Dilodendron boreale - type locality for species[14]
- Diospyros[38]
- †Diplodipelta
- Dipteronia
Plants E
- Eleocharis
- undescribed Late PLeistocene Manis Mastodon site subfossil
- Eucommia
- Euonymus
- †Euonymus pacificus - type locality for species[14]
- Exbucklandia
Plants F
Klondike Mountain Formation
Ypresian, Republic
Florissantia quilchenensis
- †Fagopsis [43]
- Fagus
- †Fagus langevinii[58]
- †Fagus manosii - type locality for species[26]
- †Fagus washoensis[9]
- †Florissantia
- †Florissantia quilchenensis[59]
- †
- Fothergilla
- †Fothergilla malloryi - type locality for species[51]
- †Fraxinus[9]
- †Fraxinus dayana[32]
- †Fraxinus macropunctatum - type locality for species[26]
- †Fraxinus washingtoniana - type locality for species[26] (syn Diospyros washingtoniana[38])
- Cf. †Fraxinus yubaensis
Plants G
- Galium
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
- Gaultheria
- †Gaultheria pacifica - type locality for species[57]
- Gleditsioxylon
- †Gleditsioxylon columbianum - type locality for species[53][26] (syn Gleditsia columbiana[38])
- Gordonia
- †Goweria - type locality of genus
- †Goweria dilleri[8]
- †Goweria linearis - type locality for species[8]
Plants H
- Halesia
- †Halesia columbiana - type locality for species[57]
- †Hamamelidoxylon
- †Hamamelidoxylon beckii - type locality for species[26]
- †Hamamelidoxylon suzukii - type locality for species[26]
- †Hamamelites
- Hesperomeles
- Tentatively identified undescribed Ypresian Klondike Mountain Formation fossil[60]
- Hibiscus
- Undescribed Ypresian Klondike Mountain Formation fossil[44]
- Hippuris
- Hydrangea[9]
- †Hydrangea bendirei - [9]
- †Hydrangea knowltoni - type locality for species[32]
- Undescribed Ypresian Klondike Mountain Formation fossil[44]
- Hypserpa[8]
- †Hypserpa cashmanensis - type locality for species[8]
- †Hypserpa franklinensis - type locality for species[8]
Plants I
- Ilex
- †Ilex fulva[32]
- Cf. Ilex opaca
- Undescribed Ypresian Klondike Mountain Formation fossil[17][9]
- Itea
- Undescribed Ypresian Klondike Mountain Formation[43][17]
Plants J
- Juglans
- Undescribed Ypresian Klondike Mountain Formation fossil[22][17][9]
Plants K
- Kadsura
- Undescribed Ypresian Klondike Mountain Formation fossil[12]
- Koelreuteria
Plants L
Yakima Canyon
- †Langeranthus - type locality for genus
- †Langeranthus dillhoffiorum - type locality for species[62]
- †Langeria – type locality for genus
- †Langeria magnifica – type locality for species[43]
- †
- †Laurophyllum
- †Leguminosites
- Lemna
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
- Cf. Leucothoe
- Undescribed Ypresian Klondike Mountain Formation fossil[44]
- Liquidambar
- †Litseaphyllum
- Undescribed Ypresian Klondike Mountain Formation fossil[12]
- Liriodendron
- †Liriodendron hesperia – type locality for species[64]
- †Litseaphyllum
- Undescribed Ypresian Klondike Mountain Formation fossil[12]
- Lysichiton?
- †"Lysichiton washingtonense" – type locality for species[36]
Plants M
Macginitiea gracilis
Klondike Mountain Formation
Klondike Mountain Formation
Republic
- Macaranga
- †Macaranga pugetensis – type locality for species[8][9]
- †Macclintockia
- †Macclintockia pugetensis – type locality for species[8]
- †Macginicarpa
- Undescribed Ypresian Klondike Mountain Formation fossil[47]
- †Macginitiea
- Cf. †Macginitea angustilobia[65]
- †Macginitiea gracilis[43]
- Machilus
- †Machilus americana - type locality for species[14]
- †Machilus asiminoides - type locality for species[14]
- Magnolia
- †Magnolia dayana[14]
- †Magnolia latahensis - type locality of species[14]
- Undescribed Early Miocene Douglas Canyon Formation fossil[39]
- Undescribed Ypresian Klondike Mountain Formation fossil[44]
- Malus
- Undescribed Ypresian Klondike Mountain Formation fossil[17]
- Meliosma
- Undescribed Ypresian Klondike Mountain Formation fossil[48]
- †Menispermites
- Mentzelia
- †Mentzelia occidentalis - type locality for species[14]
- Menyanthes
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
- Morus
- Undescribed Ypresian Klondike Mountain Formation fossil[44]
- Myriophyllum
Plants N
- Neviusia
- Undescribed Ypresian Klondike Mountain Formation fossil[44]
- †Nordenskioldia
- †Nordenskioldia interglacialis[66]
- Undescribed Ypresian Klondike Mountain Formation fossil[47]
- Nuphar
- Nyssa[9]
- †Nyssa eydei - type locality for species[41]
- †Nyssa hesperia - type locality for species[68]
- †Nyssa magnifica - type locality for species[29]
Plants O
- Ocotea
- Undescribed Ypresian Klondike Mountain Formation fossil[12]
- Oemleria
- †Oemleria janhartfordae - type locality for species[69]
- Orontium
- †Orontium wolfei - type locality for species[70]
- Ostrya
Plants P
- †Palaeocarpinus
- †Palaeocarpinus barksdaleae[49]
- Undescribed Ypresian Klondike Mountain Formation fossils[49]
- †Palaeophytocrene
- Undescribed Ypresian Klondike Mountain Formation fossils[47]
- †Paleoallium - type locality for genus
- †Paleoallium billgenseli - type locality for species[71]
- †
- Paliurus
- †Paliurus hesperius - Type locality for species (possible syn of †Paliurus favonii[72] or not.[73])
- †Paraconcavistylon - type locality for genus
- †Paraconcavistylon wehrii - type locality for species[74]
- †
- Paulownia[9]
- †Paulownia columbiana - type locality for species[9]
- Pedicularis
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
- †Pentacentron Manchester et al., 2018[75]
- †Pentacentron sternhartae Manchester et al., 2018 - type locality for species[75]
- †
- Persea
- †Persea lanceolata - Type locality for species[14][9]
- †Persea pseudocarolinensis[9]
- Philadelphus
- ↑Philadelphus pardeei - type locality for species[14]
- Undescribed Ypresian Klondike Mountain Formation fossils[44]
- †Phoebe
- Undescribed Ypresian Klondike Mountain Formation fossils[43]
- †Photinia
- †Photinia pageae – type locality for species[43]
- Aff. Physocarpus
- Undescribed Ypresian Klondike Mountain Formation fossils - tentative record[22]
- Phytocrene
- †Plafkeria - type locality for genus[8][11]
- †Plafkeria rentonensis - type locality for species[8]
- Undescribed Ypresian Klondike Mountain Formation fossils[47]
- Plantago
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
- †Platananthus
- Undescribed Ypresian Klondike Mountain Formation fossils[76]
- Platanus
- †Platanus americana - type locality for species[38][26]
- †Platanus dissecta[29][9][77]
- †Platimeliphyllum
- †Platimeliphyllum durhamensis (syn=Fothergilla durhamensis) – type locality of species[8][78]
- Platycarya
- Platyopuntia
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
- Polygonum
- †Polygonum amphibium
- †
- Polypodium
- †Polytrichites -Type locality for genus[5]
- †Polytrichites spokanensis - Type locality for species[5]
- Populus
- †Populus heteromorpha[39]
- †Populus lindgreni[39]
- †Populus washingtonensis[39]
- †Populus voyana[32]
- Undescribed Ypresian Klondike Mountain Formation fossils[22][17]
- Porana
- †Porana microcalyx - Type locality for species[29]
- Potamogeton[9]
- Potentilla[citation needed]
- Prunus
- †Prunus barnetti - type locality for species[26]
- †Prunus cathybrownae[69]
- †Prunus rodgersae - type locality for species[26]
- †Pseudosalix
- Undescribed Ypresian 'Klondike Mountain Formation fossils[22]
- Ptelea
- †Ptelea miocenica - type locality for species[68]
- Pterocarya[9]
- †Pterocarya mixta - type locality for species[14]
- †Pterocarya pugetensis – type locality for species[8]
- Undescribed Ypresian Klondike Mountain Formation fossils[47]
- Pteroceltis
- Undescribed Ypresian Klondike Mountain Formation fossil[76]
- †Pteroheterochrosperma
- †Pteronepelys
- †Pteronepelys wehrii[81]
- †
- †Pugetia - type locality for genus[8]
- †Pugetia longifolia – type locality for species[8]
- Pyracantha
- Undescribed Ypresian Klondike Mountain Formation fossils - tentative record[60]
- Pyrus
- Undescribed Ypresian Klondike Mountain Formation fossils - tentative record[60]
Plants Q
- Quercus[9]
- †Quercus axelrodi – type locality for species[57]
- †Quercus bretzi[14]
- †Quercus cognatus[39]
- †Quercus dayana[32]
- †Quercus hiholensis – type locality for species[82]
- †Quercus leuca (syn Quercus sahnii[41][26])- type locality for species[38]
- †Quercus mccanni – type locality for species[68]
- †Quercus payettensis[32]
- †Quercus pseudolyrata[68]
- †Quercus simulata[39][14]
- Undescribed Ypresian Klondike Mountain Formation fossil[47][22]
- Undescribed Miocene Latah Formation cupule fossils[5]
Plants R
Republica hickeyi
leaf found in Republic WashingtonRhus
hybrid- Ranunculus
- †Republica (plant) – type locality for genus[43]
- †Republica hickeyi - type locality for species[43]
- †Republica kummerensis (syn=Dicotylophyllum kummerensis)- type locality for species[8][43]
- †Republica litseafolia[8][43]
- †Rhamnites [8]
- †Rhamnites cashmanensis - type locality for species[8]
- †Rhamnites franklinensis - type locality for species[8]
- Rhododendron
- †Rhododendron knowltoni - type locality for species[29]
- Undescribed Ypresian Klondike Mountain Formation fossils[44][22][17]
- Rhus
- †Rhus boothillensis - type locality for species[83]
- †Rhus garwellii - type locality for species[83]
- †Rhus malloryi – type locality for species[43][83]
- †Rhus republicensis - type locality for species[83]
- Cf. †Rhus typhina
- †Rhysocaryoxylon[38][84]
- †Rhysocaryoxylon fryxellii - type locality for species[41][84][26]
- †Rhysocaryoxylon tertiarum - type locality for species[38][84][26]
- Ribes
- Undescribed Ypresian Klondike Mountain Formation fossils[44][22]
- Richteroxylon - type locality for genus[26]
- ↑Richteroxylon micropunctatum - type locality for species[26]
- Robinia
- Cf. Rinorea
- Rosa
- Rubus
- Undescribed Ypresian Klondike Mountain Formation fossils[44]
- Rumohra
- †Rumohra bartonae - type locality for species[7]
Plants S
Fossilized fronds from Sabalites campbelli - Sabia
- Undescribed Klondike Mountain Formation fossil[48]
- Salix[9]
- Cf. †Salix heartensis
- †Salix spokanensis - type locality for species[29]
- Undescribed Ypresian Klondike Mountain Formation fossil[22][17]
- Cf. Sapindus
- Undescribed Middle Miocene Vantage fossils(s)[26]
- Undescribed Middle Miocene
- Sarcobatus[citation needed]
- Sassafras
Fossilized leaf of the Eocene sassafras Sassafras hesperia
- †Schoepfia
- †Schoepfia republicensis - type locality for species[43]
- Scirpus
- Undescribed Late Pleistocene Manis Mastodon site subfossil
- †Shirleya grahamae[85]
- †
- Sloanea
- Undescribed Klondike Mountain Formation fossil[76]
- Smilax
- †Smilax magna[29][9]
- Undescribed Klondike Mountain Formation fossil[12]
- Sophora
- †Sophora spokanensis - type locality for species[5]
- Aff. Sorbus
- Undescribed Klondike Mountain Formation fossil[22][17]
- Sparganium
- Spiraea
- Undescribed Klondike Mountain Formation fossil[22]
Plants T
Klondike Mountain Formation
Republic
Klondike Mountain Formation
Republic
Klondike Mountain Formation
Republic
- †Ternstroemites
- †Ternstroemites ravenensis – type locality for species[8]
- Undescribed Ypresian Klondike Mountain Formation fossil "Species A"[43]
- Undescribed Ypresian Klondike Mountain Formation fossil "Species B"[43]
- Tetracentron
- †Tetracentron hopkinsii Pigg et al., 2007[75]
- †Tetrapleuroxylon
- †Tetrapleuroxylon vantagiensis - type locality for species[38][86]
- †Thalictrum
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
- Tilia
- †Tilia johnsoni – type locality for species[43]
- Trochodendron
- Tsuga[9]
- Tsuga heterophylla - subfossil[1]
- †Tsuga latahensis – type locality for species[29]
- Tsuga mertensiana - subfossil[1]
- Undescribed Ypresian Klondike Mountain Formation fossil[24]
- †Tsukada – type locality for genus
- †Tsukada davidiifolia – type locality for species[43]
- Typha
- Typha latifolia[1]
- Undescribed Ypresian Klondike Mountain Formation fossil[12]
Plants U
- Ulmus[9]
- †Ulmus baileyana - type locality for species[41]
- †Ulmus chuchuanus[88]
- †Ulmus miocenica - type locality for species[38]
- †Ulmus okanaganensis[88]
- †Ulmus oregoniana[8][9]
- †Ulmus pacifica - type locality for species[38]
- †Ulmus paucidentata[9]
- †Ulmus speciosa[9]
- Utricularia
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
Plants V
- Viburnum[8]
- †Viburnum pugetensis – type locality for species[8]
- †Vinea - type locality for genus[8]
- †Vinea pugetensis – type locality of species[8]
- Vitis
- Undescribed Eocene Puget Group fossil
- Undescribed Ypresian Klondike Mountain Formation fossil[44][47]
Plants W
- †Wessiea[89]
- †Wessiea yakimaensis[89]
- †
- Woodwardia[9][89]
- †Woodwardia aurora - type locality for species[7]
- †Woodwardia clarus - type locality for species[7]
- Woodwardia virginica[89]
Plants Z
- Zannichellia
- Zelkova
- Undescribed Eocene Puget Group fossil
- †Zingiberopsis
- †Zizyphoides
- Undescribed Ypresian Klondike Mountain Formation fossils[22]
Poriferans
- Aphrocallistes
- Eurete
- Farrea
- Tentatively reported undescribed Oligocene Lincoln Creek Formation fossil
- Hexactinella
- †Hexactinella conica – type locality for species
- †Hexactinella tubula – type locality for species
- Hyperbaena[8]
Annelids
- †Helminthopsis
- Cf. Protula
- undescribed middle Eocene Puget Group Tukwila Formation fossil(s)[91]
- †Rotularia
- Osedax
- undescribed Rupelian Makah Formation fossil(s)[92]
- undescribed Rupelian-Chattian Pysht Formation fossil(s)[92]
- undescribed Chattian Lincoln Creek Formation fossil(s)[93]
- †Skolithos
- Indeterminate Chuckanut Formation Skolithos type burrows[90]
Nematoids
Cnidarians
Cnidarians A-C
- Astrangia
- †Astrangia clarki – type locality for species
- Astreopora
- †Astreopora duwamishensis – type locality for species
- †Astreopora sanjuanensis – type locality for species
- Balanophyllia
- †Balanophyllia blakelyensis
- †Balanophyllia cowlitzensis – type locality for species
- †Balanophyllia fulleri – type locality for species
- †Balanophyllia teglandae – type locality for species
- †Balanophyllia variabilis
- †Balanophyllia washingtonensis – type locality for species[91]
A living Caryophyllia solitary coral - †Caryophyllia blakeleyensis – type locality for species
- †Caryophyllia woodmanensis – type locality for species
- †Caryophyllia wynoocheensis – type locality for species
- Coenocyathus
- †Coenocyathus hannibali – type locality for species
- Colpophyllia
- †Colpophyllia reagani – type locality for species
Cnidarians D-I
- Deltocyathus
- †Deltocyathus insperatus – type locality for species
A living Dendrophyllia cup coral - †Dendrophyllia cowlitzensis – type locality for species
- †Dendrophyllia hannibali – type locality for species
- †Dendrophyllia tejonensis
- †Dimorphastrea
- †Dimorphastrea vaughani – type locality for species
- †Discotrochus
- Undescribed Eocene Puget Group Tukwila Formation fossil(s)[91]
- stony coral Eusmilia
- †Eusmilia bainbridgensis – type locality for species
- Flabellum
- †Flabellum californicum
- †Flabellum clarki
- †Flabellum hertleini – type locality for species
- "Graphularia"
- Indeterminate Late Eocene to Oligocene Pysht & Lincoln Creek Formation fossils[94]
- Isidella
- Indeterminate late Oligocene Pysht Formation fossils[94]
Cnidarians L-R
- Lepidisis
- Indeterminate late Oligocene Pysht Formation fossils[94]
- Leptastrea
- Madracis
- †Madracis crescentensis – type locality for species
- †Madracis stewarti – type locality for species
- Montipora
- †Montipora schencki – type locality for species
- Paracyathus
- Petrophyllia
- †Petrophyllia clarki
- †Petrophyllia weaveri – type locality for species
- Radicipes?
- Indeterminate late Oligocene Lincoln Creek Formation fossils[94]
Cnidarians S-Z
- Sclerhelia ? – tentative report
- Siderastrea
- Cf. †Siderastrea vancouverensis
- †Siderastrea washingtonensis – type locality for species
- Stephanocyathus
- †Stephanocyathus holcombensis – type locality for species
- Stylaster
- †Stylaster milleri – type locality for species
- Trochocyathus
- †Trochocyathus crooki
- †Trochocyathus nomlandi
- †Trochocyathus townsendensis – type locality for species
- Tubastraea
- †Tubastraea nomlandi – type locality for species
- Turbinolia
- †Turbinolia dickersoni
- †Turbinolia quaylei – type locality for species
- †Turbinolia weaveri – type locality for species[91]
Echinoderms
- Brisaster
- undescribed middle Eocene Puget Group Tukwila Formation fossil(s)[91]
- Eupatagus
- Isocrinus
- Tentatively reported undescribed early Oligocene Pysht Formation fossil
- Schizaster
Brachiopods
living specimen
- Craniscus
- †Craniscus edwilsoni – type locality for species
- Gryphus
- Undescribed Ypresian Crescent Formation fossil
- Hemithiris
- Terebratulina
- †Terebratulina unguicula
- †Terebratulina washingtonensis (syn=Rhynchonella washingtoniana)[91]
- †Terebratulina weaveri
Molluscs
Molluscs A
- Acharax
- †Acharax dalli (Clark, 1925) (syn = Solemya dalli)[95]
- Acila
- Acrilla
- †Acutostrea
- Aforia
- Amaea
- Amauropsis
- Anadara
- †Anamirta
- Cf. †Anamirta milleri – or unidentified comparable form
Fossilized shell of the whelk sea snail Ancistrolepis - †'Anechinocardium
- †Aperiploma
- †Archarax
- Architectonica
Shell of an Argobuccinum triton sea snail 
Aturia angustata
Lincoln Creek Formation
Oligocene, WA- Aturia alabamensis– or unidentified comparable form
- †Aturia angustata
- †Aturia grandior – type locality for species
Molluscs B
- Barbatia
- Bathybembix
- Batissa
- Bonellitia
- Brachidontes
- †Brachidontes (Brachidontes) cowlitzensis (syn=Modiolus cowlitzensis)[91]
- †Brachidontes dichotomus
- †Bruclarkia
- Buccinum
Molluscs C
- Cadulus
- Calliostoma
- Callithaca
- †Calorebama
- Calyptraea
- Cancellaria
- Cantharus
- Cardiomya ? – tentative report
- Cerithiopsis
- Chama
- Chione
- Chlamys
- †Chlamys hastata
A modern shell of Chlamys islandica, or Iceland scallop - †Chlamys waylandi
- †Chrysodomus
- Cidarina
- †Cidarina antiquua – type locality for species
- †Cimomia
- †Cimomia hesperia – type locality for species
- Cirsotrema
- Clavus
- Clinocardium
- †Clinocardium meekianum
- †Clinocardium nuttallii
- Colus
- †Colus sekiuensis - type locality for species[96]
- †Colwellia
- †Conchocele
- Conus
- Corbicula
- Corbula
- Costacallista
- †Costacallista conradiana (syn=Microcallista conradiana)[91]
- †Cowlitzia
- Craspedochiton
- Crassatella
- †Crassatella uvasana
- †Crassatella wasana
- †Crassatella washingtoniana (syn=Crassatellites washingtoniana)[91]
- Crenella – tentative report
- Crepidula
- †Cristispira
- †Cryptochorda
- †Cryptolucina
- Cryptomya
- Cryptonatica
- Cyclammina
- †Cylichnina
- Cyclocardia
- Cyclostremella
- Cymatium
- Cypraea
- †Cypraeogemmula
Molluscs D
- Delectopecten
- Undescribed Oligocene Lincoln Creek Formation fossil
- undescribed Eocene "Unit B" Cowlitz Formation fossil
- Dentalium
- †Dentimitra
- Diodora
- †Diodora stillwaterensis (syn=Fissuridea stillwaterensis)
- Dosinia
Molluscs E
- Echinophoria
- †Echinophoria dalli
- †Echinophoria trituberculata (syn=Galeodea trituberculata)[91]
- †Ectinochilus
- †Ectinochilus (Cowlitzia) canalifer supraplicata (syn=Rimella supraplicata)[91]
- †Ectinochilus macilentus
- †Ectinochilus washingtonensis[91]
- Emarginula
- †Emarginula dotyhillsensis – type locality for species
- †Eopustularia
- †Eopustularia goedertorum – type locality for species
- Epitonium
- †Epitonium (Boreoscala) condoni (syn=Arctoscala condoni)[91]
- †Epitonium berthiaumei
- †Epitonium clallamense
- Cf. †Epitonium olympicensis
- †Epitonium schencki
- †Eratotrivia
- Erginus
- Eulima
- Eurytellina
- Euspira
- †Eutrephoceras
- †Eutrephoceras eyerdami – type locality for species
- Exilia
Molluscs F
Molluscs G
- helmet snail Galeodea
- Gari
- Cf. †Gari (Gobraeus) hornii
- †Gari (Psammobia) columbiana - type locality for species[91]
- †Gari (Psammobia) cowlitzensis - type locality for species
- †Gari (Psammobia) olequahensis - type locality for species
Fossilized shell of a Gemmula sea snail, or gem turrid - Glycymeris
- Gyrineum
Molluscs H
- Haplocochlias
- Hiatella
- Hipponix
- Homalopoma
- †Humptulipsia - type locality for genus
- †Humptulipsia raui - type locality for species[97]
Molluscs I
- Idas
- Idas olympicus - type locality of species[96]
- Ischnochiton
- Isognomon
Molluscs K
Molluscs L
- Lamelliconcha
- Laevidentalium
- undescribed middle Eocene Puget Group Tukwila Formation fossil(s)[91]
- Lepidochitona
- Lepidopleurus
- Leptochiton
- †Leptogyra
- ††Leptogyra squiresi – type locality for species[96]
- Leukoma
- Liotia
- †Liotia washingtoniana – type locality for species
- †Litorhadia
- †Litorhadia washingtonensis (syn=Leda washingtonensis, Nuculana washingtonensis)[91]
- Lucinoma
- Lyria
Molluscs M
- Macoma
- Macrocallista
- Mactromeris
- Marcia
- Margarites
- Marginella
- †Megistostoma
- Mitra
Fossilized shell found in Vader; the hypotype specimen of the Eocene miter snail Mitra washingtoniana
- Modiolus
- †Molopophorus
- Murex
- †Mya
- †Mya arenaria
- †Mya truncata
- †
- Mytilus
Molluscs N
- Nassa
- †Nassa eocenica (syn=Latirus eocenica)[91]
- Nassarius
- moon snail Natica
- †Nayadina
- †Nekewis
- Nemocardium
- Neptunea
- Nerita
- Neverita
- †Nitidavenus
- Nucella
- †Nucella decemcostata
- murex snail Nucella lamellosa
- †Nucleolaria
- †Nucleolaria cowlitziana – type locality for species
- Nucula
- Nuculana
- †Nuculana aikiensis
- †Nuculana alkiensis
- †Nuculana calkinsi
- †Nuculana chehalisensis
- †Nuculana cowlitzensis (syn=Leda cowlitzensis)[91]
- Cf. †Nuculana elmana
- †Nuculana grasslei
- †Nuculana posterolaevia – type locality for species[96]
- †Nuculana vaderensis
- †Nuculana washingtoni
Molluscs O
- Odostomia
- †Olequahia
- Olivella
- Opalia
- Ophiodermella
- Ostrea
Molluscs P
- †Pachycrommium
- Pandora
- Panopea
- Parvamussium
- Patelloida
- Patinopecten
- Pecten
- †Perse? – tentative report
- Persicula
- Pitar
- Plagiocardium
- Pleurofusia
- †Pleurofusia cowlitzensis (syn=Turricula cowlitzensis)[91]
- Polinices
- †Polinices gesteri
- †Polinices hornii[91]
- †Polinices lewisii
- †Polinices rectus
- †Polinices victorianus
- †Polinices washingtonensis
- Poromya
- Portlandia
- †Portlandia chehalisensis[98] - type locality for the species (synonym=Yoldia chehalisensis)
- †Portlandia packardi
- †Potamides
- †Priscofusus
- †Provanna
- Psammacoma
- Pseudocardium
- †Pseudocardium packardi (syn=Spisula packardi)[91]
- Pseudoliva
- Pteria
- Purpura
- Pyramidella
Molluscs R
Molluscs S
- Saxidomus
- †Saxidomus giganteus
- †
- Scalina
- Scaphander
- †Schedocardia
- †Schedocardia brewerii (syn=Acanthocardia brewerii)[91][99]
- Semicassis
- Septifer
- Serripes
- Sinum
Shell of the whelk sea snail Siphonalia - Solamen
- Solariella
- Solen
- Solena
- †Spirocrypta
- Spirotropis
Shell of a Spisula, or surf clam - Spondylus
- Stenoplax
- †Sulcobuccinum
- †Sulcocypraea
- Surculites
- †Surculites mathewsoni
- †Surculites wynoocheensis? – tentative report
- Sveltella
- †Sveltella keaseyensis? – tentative report
.JPG)
Molluscs T
- †Tejonia
- Tellina
- Tenagodus
- Teredo
- Undescribed Cowlitz and Crescent Formation fossils
- Thais
- Thracia
- Thyasira
- †Thyasira folgeri
- †Thyasira hannibali
- †Thyasira peruviana? – tentative report
- †Thyasira xylodia - type locality for species[96]
- Tivela
- †Tivelina
- †Tivelina vaderensis - type locality for species[91]
- Tresus
- Trochita
- Unidentified Oligocene Clallam Formation fossils
- Tudicla
- Turcica
- Turricula
- Turris
- †Turris perversa
- †Turris pulchra (syn=Hemipleurotoma pulchra)[91]
Fossilized shells of the Late Jurassic-modern tower snail Turritella
Molluscs U
Molluscs V
Molluscs W
Molluscs X
- Xenoturris
- †Xylodiscula
- †Xylodiscula okutanii - type locality for species[96]
- †Xylodiscula vitrea - type locality for species[96]
Molluscs Y
- Yoldia
- †Yoldia astoriana[101]
- †Yoldia blakeleyensis - type locality for species[101]
- †Yoldia clallamensis – type locality for species
- †Yoldia duprei - type locality for species[102]
- †Yoldia newcombi[98]
- †Yoldia olympiana[98]
- †Yoldia reagani[98]
- †Yoldia sammamishensis - type locality for the species[98]
- †Yoldia temblorensis[101]
- Cf. †Yoldia supramontereyensis - related form[100]
Arthropods
Arthropods A
- Acidota
- Aclypea
- Acrulia
- Actium
- Undescribed Klaloch site subfossil(s)[103]
- †Adamsochrysa
- †Adamsochrysa wilsoni – type locality for species[104]
Illustration of an Aegialia dung beetle - Agabus
- Undescribed Olympia beds Formation subfossil(s)[105]
- Agathidium
- Undescribed Klaloch site subfossil(s)[103]
- Agonum
- lacewing Ainigmapsychops †Ainigmapsychops– type locality for genus
- †Ainigmapsychops inexspectatus – type locality for species[106]
- †
- lacewing Allorapisma †Allorapisma– type locality for genus
- †Allorapisma chuorum – type locality for species[107]
- †
- Alniphagus
- Altica
- Amara
- Anthrax
- †Anthrax dentoni – type locality for species[108]
- †Antiquiala
- Aphodius
- Undescribed Klaloch site subfossil(s)[103]
- Apion
- Undescribed Klaloch site subfossil(s)[103]
- †Aporolepas
- undescribed Ypresian-Bartionian Crescent Formation fossil(s)
- Aphrophora
- undescribed Ypresian Klondike Mountain Formation fossil(s)[110]
- Arcoscalpellum
- †Arcoscalpellum knapptonensis – type locality for species
- †Arcoscalpellum raricostatum
- Arpedium
- Artochia
- Asiorestia
- Atomaria
- Undescribed Olympia beds Formation subfossil(s)[105]
- Auleutes
Arthropods B
- Balanus
Shell (left, internal view) and calcified basis (right) of a modern Balanus crenatus acorn barnacle
A living Bembidion ground beetle - Bibio
- Undescribed Miocene Latah Formation fossil(s)
- Bledius
- Undescribed Klaloch site subfossils[103]
- Undescribed Olympia beds Formation subfossil[105]
- †Bombus
- †Bombus proavus – type locality for species
- Byrrhus
- Undescribed Olympia beds Formation subfossil[105]
Arthropods C
- Calathus
- Caligodorus
- Callianassa
- †Callianassa knapptonensis
- †Callianassa oregonensis
- †Callianassa twinensis
- Cf. †Callianassa porterensis
- undescribed Oligocene Makah Formation fossil
- undescribed Oligocene Pysht Formation fossil
A fossilized pincer found in Clallam County belonging to the Oligocene mud shrimp Callianopsis clallamensis - †Callianopsis clallamensis - type locality for species[111]
- Calosoma
- †Calosoma fernquisti – type locality for species
- Cancer
- Carabus
- Catops
- Cercyon
- Chlaenius
- Chlaenius interruptus
- Cicindela
- †Cimbrophlebia
- scorpionfly Cimbrophlebia brooksi †Cimbrophlebia brooksi– type locality for species
- †Cimbrophlebia westae – type locality for species
- Cleptelmis
- †Coeloma
- Coeloma martinezensis? - tentative report[91]
- Colymbetes
- Corixa
- Corticaria
- Cossonus
- Cryptophagus
- Curimopsis
- Cymbiodyta
- Cytilus
Arthropods D
- Dascillus
- †Dascillus latahensis – type locality for species
- Dendroctonus
- Dianous
- Diapterna
- †Dysagrion
Dysagrion pruettae
Klondike Mountain Formation
Ypresian, Republic
- †Dysagrionites
- †Dysagrionites delinei - type locality for species[113]
- Dyschirius (syn=Dyschiriodes)
- Dyschirius laevifasciatus
- Dyschirius montanus
- Undescribed Olympia beds Formation subfossil[105]
- Dytiscus
- †Dytiscus latahensis – type locality for species
Arthropods E
A living Elaphrus ground beetle - †Eoceneithycerus - type locality for genus
- †Eoceneithycerus carpenteri - type locality for species[114]
- †Eoprephasma – type locality for genus
- †Eoprephasma hichensi – type locality for species[115]
- †
- scorpionfly Eorpa elverumi†Eorpa
- †Eorpa elverumi– type locality for species
- †Eorpa ypsipeda? – tentative report
- †
- †Eosphecium
- Undescribed Ypresian klondike Mountain Formation fossils[116]
- †Eourocerus - Type locality for genus
- †Eourocerus anguliterreus - type locality for species[117]
- Epophthalmia
- †Epophthalmia biordinata – type locality for species[108]
Arthropods F
- †Folindusia
- †Folindusia miocenica – type locality for species
- Foveoscapha
- Undescribed Klaloch site subfossils[103]
Arthropods G
- Galeruca
- Gastrophysa
- Geodromicus
- Undescribed Olympia beds Formation subfossils[105]
- Georissus
- Undescribed Olympia beds Formation subfossils[105]
- Gerris
- Undescribed Olympia beds Formation subfossils[105]
- †Glyphithyreus
- Gymnusa
- Undescribed Klaloch site subfossils[103]
- Gyrinus
- Undescribed Olympia beds Formation subfossils[105]
Arthropods H
- Hapalaraea
- Undescribed Klaloch site subfossils[103]
- Helophorus
- Hesperibalanus
- †Hesperibalanus cornwalli – type locality for species
- Cf. †Hesperibalanus sookensis
- Heterlimnius
- Heterosilpha
- Hydrobius
- Hydrothassa
- Hygrotus
- Undescribed Olympia beds Formation subfossils[105]
- Hylurgops
- Hymenarcys
- †Hymenarcys cridlandi – type locality for species
Arthropods I
- †Idemlinea- Type locality for genus
- †Idemlinea versatilis - Type locality for species[109]
- Ilybius
- Ischnosoma
- Isochnus
- †Ithyceroides – type locality for genus
- †Ithyceroides klondikensis – type locality for species[118]
Arthropods K
Arthropods L
- Laccobius
- Lanternarius
- Lapsus
- †Latahcoris – type locality for genus
- †Latahcoris spectatus – type locality for species
- Leiodes
- Undescribed Olympia beds Formation subfossil(s)[105]
- Lepidophorus
- †Leptostigma[120]
- †Leptostigma alaemacula[120] – type locality for species
- †Leptostigma brevilatum?[120]
- Cf. Lepyrus
- Undescribed Olympia beds Formation subfossil.[105]
- Lioligus
- Lioon
- Liothorax
- Lophomastix
- Loricera
Arthropods M
Blakeley Formation
Oligocene, King County
Klondike Mountain Formation
Ypresian, Republic
- Magdalis
- †Megaraphidia
- †Megaraphidia klondika - type locality for species[121]
- Megarthrus
- †Megokkos
- Melanoides
- †Metacarcinus
- †Metanephrocerus
- †Metanephrocerus belgardeae – type locality for species[124]
- †
- Microedus
- Microlestes
- Micropeplus
- †Miocordulia – type locality for genus
- †Miocordulia latipennis – type locality for species
- †Miopsyche – type locality for genus
- †Miopsyche alexanderi – type locality for species
- †Miopsyche martynovi – type locality for species
- Morychus
- Munida
- †Munida branti - type locality for species[125]
- †Munida witteae - type locality for species[125]
- †Mursia
- Mycetoporus
- †Myrmeciites
- Unidentified Ypresian Klondike Mountain Formation fossils[126]
Arthropods N
- Nebria
- †Neoephemera
- †Neoephemera antiqua – type locality for species[127]
- Nitidotachinus
- Notaris
- Notiophilus
- lacewing Nymphes georgei Nymphes
- †Nymphes georgei – type locality for species[128]
Arthropods O
Okanagrion threadgillae
- Ochthebius
- Ocypus
- †Oecophylla
- †Oecophylla kraussei – type locality for species[129]
- †Okanagrion - type locality for genus
- †Okanopteryx
- †Okanopteryx jeppesenorum - type locality for species[113]
- Olophrum
- Opisthius
- †Orbitoplax[130]
- Orchestes
- †Oregonina[130]
- Cf. Oreodytes
- Orobanus
- Oropus
- †Osmylidia
- †Osmylidia glastrai - type locality for species [131]
- Oxytelus
Arthropods P
- Paguristes
- †Palaeopsychops
- †Palecphora
- Undescribed Ypresian Klondike Mountain Formation fossils[110]
- Pardalosus
- Patrobus
- Pelecomalium
- Pelenomus
- Pelophila
- Periope
- †Periope ivesi – type locality for species
- †Petrolystra
- Undescribed Ypresian Klondike Mountain Formation fossils[110]
- Phaedon
- Phlaeopterus
- Phloeosinus
- Phloeotribus
- Phryganea
- †Phryganea spokanensis – type locality for species
- Pityophthorus
- †Pityophthorus digestus – or unidentified comparable form
- †Pityophthorus nitidulus
- Planolinoides
- Plateumaris
- Platystethus
- †Polystoechotites
- †Proneuronema
- †Proneuronema wehri - type locality for species[134]
- †
- †Propalosoma – type locality for genus
- Propalosoma gutierrezae - type locality for species[135]
- Proteinus
- Pselaptrichus
- Pseudips
- Pseudips concinnus (syn=Ips concinnus)
- Pseudohylesinus
- Pseudopsis
- Aff. †Pseudopsis sulcata
- Pterostichus
- †Pterostichus adstrictus
- †Pterostichus castaneus
- †Pterostichus fernquisti – type locality for species
- †Pterostichus pumilus
- †Pterostichus riparius
- Pteryngium
- Pycnoglypta
.jpg)
Arthropods Q
- Quedius
- Undescribed Olympia beds Formation subfossils[105]
Arthropods R
- Ranina
- Raninoides
- Reichenbachia
- †Republica- type locality for genus
- †Republica weatbrooki - type locality for species[136]
- †Republicopteron - type locality for genus
- †Republicopteron douseae - type locality for species[137]
- †
- Rhantus
- †Rhizocorallium
- †Rhizocorallium jenense[90]
- Indeterminate Chuckanut Formation Rhizocorallium insect burrow[90]
- Rhyncolus
- †Rhyncolus brunneus
Arthropods S
- Saldula
- Scaphinotus
- Sitona
- Sonoma
- †Stenodiafanus - type locality for genus
- †Stenodiafanus westersidei - type locality for species[113]
- Stenus
- Stephostethus
- Steremnius
- Sthereus
- Syntomium
- Syntomus
Arthropods T
- Tachinus
- †Taenidium
- Indeterminate Cuckanut Formation Taenidium type burrows[90]
- Tetrascapha
- Undescribed Klaloch site subfossils[103]
- Thanatophilus
- Tipula
- †Tipula latahensis – type locality for species[108]
- Tournotaris
- Cf. Trechiama
- Trechus
- Trechus (Trechus) chalybeus[103]
- Trechus (Trechus) oregonensis[103][105]
- Cf. Trechus ovipennis[105]
- Trichalophus
- Trichopeltarion
- Trypophloeus
Arthropods U
- †Ulmeriella
- †Ulmeriella latahensis – type locality for species[138]
- †Ulteramus – type locality for genus[139]
- †Ulteramus republicensis – type locality for species[139]
- †
- Unamis
- Undescribed Kalaloch Site Pleistocene subfossil[103]
- Upogebia
- †Upogebia barti - type locality for species[111]
- †Upogebia eocenica - type locality for species[111]
Arthropods W
- †Whetwhetaksa - Type locality of the genus
- †Whetwhetaksa millerae - Type locality of the species[113]
Arthropods Y
- †Ypshna
- †Ypshna brownleei - Type locality of the species[109]
Arthropods Z
"Fish"
Amyzon aggregatum
- Acipenser
- Acipenser transmontanus[140]
- Acrocheilus
- Ameiurus
- †Ameiurus reticulatus – type locality for species[140]
- Archoplites
- †Archoplites molarus – type locality for species[140]
- †Aglyptorhynchus
- †Aglyptorhynchus columbianus – type locality for species
- Amia
- †"Amia" hesperia[141]
- †
- †Amyzon[141]
- †Amyzon aggregatum[141]
- †
- Catostomus
- Catostomus macrocheilus
- Chasmistes
- Diaphus?
- tentatively identified Chattian Lincoln Creek Formation fossil(s)[142]
- Esox
- †Esox columbianus – type locality for species[140]
- †Eosalmo[141]
- †Eosalmo driftwoodensis[141]
- †
- †Gyrace
- †Gyrace occidentalis (syn=Squalus occidentalis)[143]
- Heptranchias
- Hiodon
- Isurus
- Tentatively reported Undescribed Ypresian Crescent Formation fossil
- Klamathella
- Lavinia
- †Libotonius
- †Libotonius pearsoni[145]
- †
- Mitsukurina
- undescribed middle Eocene Puget Group Tukwila Formation fossil(s)[91]
- Mylocheilus
- †Mylocheilus heterodon - type locality for species[140]
- Nolorhynchus
- Oncorhynchus
- †Oxygoniolepidus - type locality for genus
- †Oxygoniolepidus washingtonensis - type locality for species[146]
- †Palaeohypotodus
- Undescribed Ypresian Crescent Formation fossil[147]
- †Phareodus
- Indeterminate Early Eocene Chuckanut Formation fossil[148]
- †Priscacara
- †Priscacara campi – type locality for species
- †Probathygadus - type locality for genus
- †Probathygadus keaseyensis - type locality for species[146]
- Ptychocheilus
- †Rhinoscymnus
- †Rhinoscymnus viridadama - type locality for species[149]
- Somniosus
- †Somniosus gonzalezi - type locality for species[149]
- †Triaenodon
- undescribed middle Eocene Puget Group Tukwila Formation fossil(s)[91]
Birds
Tonsala hildegardae
Pysht Formation
, OligocenePysht Formation
- †Ardeipeda
- Indeterminate Chuckanut Formation Gruipedidae wading bird tracks[150]
- †Avipeda
- Indeterminate Chuckanut Formation Avipedidae wading bird tracks[150]
- †Charadriipeda
- Indeterminate Chuckanut Formation webbed bird tracks[150]
- †Diomedavus - type locality for genus
- †Diomedavus knapptonensis - type locality for species[93]
- †Klallamornis - type locality for genus
- †Makahala - type locality for genus
- †Makahala mirae - type locality for species[154]
- †Ornithoformipes - type locality for genus
- †Ornithoformipes controversus - type locality for species[155]
- †
- †Olympidytes - type locality for genus
- †Olympidytes thieli - type locality for species[151]
- †Rivavipes - type locality for genus
- †Rivavipes giganteus - type locality for species[156]
- †Tonsala – type locality for genus
- †Tonsala hildegardae – type locality for species[157]
- †
Reptiles
Acherontemys heckmani
holotype- †Acherontemys – type locality for genus
- †Acherontemys heckmani – type locality for species[158]
- †
- †Anticusuchipes
- †Anticusuchipes amnis - type locality for species[159]
- Charina
- Charina bottae
- †Chelonipus
- Indeterminate Chuckanut Formation turtle tracks[159]
- Crotalus
- Indeterminate Blancan Ringold Formation "Taunton fauna" subfossil(s)[160]
- Elaphe
- Lampropeltis
- Lampropeltis getulus
- Pantherophis
- Pantherophis vulpinus (syn=Elaphe vulpina)
- Pituophis
Thamnophis
, or garter snake- †Tauntonophis – type locality for genus
- †Tauntonophis morganorum – type locality for species[160]
- Thamnophis
- Undescribed Pliocene Ringold Formation "Taunton fauna" subfossil(s)[160]
- Trionyx
- Indeterminate Early Eocene Chuckanut Formation fossil[148]
- †Wilburemys – type locality for genus
- †Wilburemys yakimensis – type locality for species[161]
Mammals
Mammals A
- †Alilepus
Fossilized skeleton of the Miocene seal Allodesmus - †Allodesmus demerei - type locality for species[162]
- undescribed Oligocene Pysht Formation fossils of possible Allodesmus affinity.
- †
- Ammospermophilus
- Cf. Antecalomys
- Indeterminate Wilbur site fossils[161]
- †Aphelops
Mammals B
- Bassariscus
- †Behemotops – type locality for genus
- †Behemotops proteus – type locality for species
- Bison
- Bison antiquus[164]
- Undescribed Late Pleistocene Manis Mastodon site subfossil[1]
- †Borealodon – type locality for genus
- †Borealodon osedax – type locality for species[165]
- †Bretzia
- †Bretzia pseudalces – type locality for species
- undescribed Early Pliocene Ellensburg Formation fossil(s)[166]
- †Buisnictis
Mammals C
Life restoration of the Pliocene-Holocene camel Camelops - Indeterminate Irvingtonian Delight site, Adams County subfossil[167]
- Indeterminate Blancan Ringold Formation fossil
- Canis
Panel-Fossilized skeleton of the Pleistocene dwarf pronghorn Capromeryx - †Capromeryx tauntonensis – type locality for species
- Castor
- †Castor californicus
- Indeterminate Wilbur Site fossils[161]
- Cervus
- †Copemys
- Indeterminate Wilbur Site fossils[161]
- †Cosoryx
- palaeomerycid Cranioceras, a relative of modern deer, with anachronistic human to scale †Cranioceras
- †Cynarctus
Mammals D
- †Desmatophoca
- †Desmatophoca brachycephala– type locality for species
- †
Life restoration of the Oligocene-Miocene herbivorous marine mammal Desmostylus - †Desmostylus hesperus
- †
- †Diceratherium
- †Diceratherium annectens
- "Blue lake rhino" - unidentified species preserved as a cast in basalt[168]
- †Dinofelis
- †Dipoides
Mammals E
- †Enhydrocyon
- Undescribed Monroecreekian Wildcat Creek beds fossil
- Undescribed Monroecreekian Wildcat Creek beds fossil
- Equus
- †Equus simplicidens
- †
Fossilized skeleton of the Miocene-Pliocene coyote-like canine Eucyon - †Eucyon davisi[161]
- †
Mammals F
- †Fucaia – type locality for genus
- †Fucaia buelli– type locality for species
- †Fucaia goedertorum– type locality for species
- †
Mammals H
- †Hemiauchenia
- Hemiauchenia macrocephala
Life restoration of a herd of the Miocene-Pleistocene horse Hipparion. Heinrich Harder (1920). - †Hoplictis
- †Hypertragulus
- Undescribed Monroecreekian Wildcat Creek beds fossil
- †Hypolagus
- †Hypolagus edensis
- †Hypolagus furlongi
- †Hypolagus gidleyi
- †Hypolagus ringoldensis – type locality for species
- Cf. †Hypolagus vetus[161]
Mammals K
- †Kolponomos
- †Kolponomos clallamensis
- †
- Aff. †Kronokotherium
- Undescribed Miocene Clallam Formation fossil.
- Undescribed Late Eocene Pysht Formation fossil.[169]
Mammals L
- †Leptarctus
- Undescribed Clarendonian Ellensburg Formation fossil[170]
- Lynx
- Lynx canadensis
- Lynx rufus
Mammals M
Mammuthus primigenius
, or wooly mammoth (left)- †Mammut
- †Mammut americanum[163]
- †
- †Mammuthus
- †Mammuthus columbi
- †Mammuthus primigenius
- †
- †Megalonyx
- †Megalonyx leptostomus[163]
- †
- †Megatylopus
- Cf. †Megatylopus cochrani[163]
- Indeterminate Wilbur site fossils[161]
- †Merycoides
- †Mesoreodon
- †Mimomys
- †Miohippus
- Cf. †Miohippus equiceps
- †Miohippus equinanus? – tentative report
- Mirounga
- Mirounga angustirostris.[171]
- Mustela
Mammals N
- †Nekrolagus
- Neotamias
- Neotoma
Mammals O
.png)
- Odocoileus
- Odocoileus hemionus
- †Olympicetus - type locality for genus
- †Olympicetus avitus - type locality for species[172]
- †Olympicetus thalassodon - type locality for species[173]
- Ondatra
Mammals P
- †Paenemarmota
- Cf. †Palaeolagus
- †Paracryptotis
- †Paraenhydrocyon
- †Paraenhydrocyon josephi
- †
- †Parailurus
Fossilized skeleton of the Pliocene-Pleistocene ground sloth Paramylodon - †Paramylodon harlani
- †
- †Paronychomys
A living Peromyscus, or deer mouse - Perognathus
- Indeterminate Wilbur site fossil[161]
- Phenacomys
- Phenacomys intermedius
- †Plionarctos
- †Plionarctos harroldorum – type locality for species
- †Pliosaccomys
- †Pliosaccomys prowitteorum - type locality for species[161]
- †Pliotaxidea
- †Procastoroides
- Procyon – tentative report
- †Prodipodomys
- †Prosthennops
- Pterynotus
- †Pterynotus washingtonicus – type locality for species
- Puma
- Puma concolor? – tentative report
- †Puma lacustris (syn=Felis lacustris)
Mammals R
- Rangifer
Mammals S
- †Salishicetus - type locality for genus
- †Salishicetus meadi - type locality for species[174]
- †Satherium
- Scapanus
- †Sitsqwayk
- †Sitsqwayk cornishorum– type locality for species
- †
A living Sorex, or long-tailed shrew - Spermophilus
- Spilogale
- †Squaloziphius – type locality for genus
- †Squaloziphius emlongi – type locality for species
Mammals T
- Taxidea
- Taxidea taxus- subfossil
Restoration of the Miocene-Pliocene rhinoceros Teleoceras - †Teleoceras hicksi
- Teleoceras major
- Thomomys
- Cf. †Thomomys gidleyi[175]
- Undescribed Pliocene Ringold Formation fossil[175]
- †Trigonictis
Mammals W-Z
- †Wimahl - type locality for genus
- †Wimahl chinookensis - type locality for species[176]
- †
- †Zarhinocetus
- †Zarhinocetus donnamatsonae – type locality for species[177]
- †
Notes
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