# List of the Cenozoic life of Idaho

This list of the Cenozoic life of Idaho contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Idaho and are between 66 million and 10,000 years of age.

## A

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* F
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* I
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* K
* L
* M
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* Living Abies, or fir trees Abies
** †Abies alvordensis
** †Abies concoloroides
** †Abies conncoloroides
** †Abies idahoensis – type locality for species
** †Abies klamathensis
** †Abies sonomensis
** †Abies toxirivus
* Acer
** †Acer bendirei
** †Acer bolanderi
** †Acer columbianum
** †Acer florissanti
** †Acer glabroides
** †Acer hueberi
** †Acer idahoensis
** †Acer macginitiei
** †Acer minor
** †Acer oregonianum
** †Acer salmonensis
** †Acer scottiae
** †Acer tiffneyi
* †Acritohippus
** †Acritohippus isonesus
* Life restoration of the Miocene camel Aepycamelus, or the long-necked camel. Heinrich Harder (1920). †Aepycamelus
* †Aesculus
** †Aesculus montanus
* Agelaius
** †Agelaius phoeniceus
* †Agriotherium
** †Agriotherium schneideri – or unidentified comparable form
* †Alforjas – tentative report
* †Alilepus
** †Alilepus vagus – type locality for species
* Alnus
** †Alnus carpinoides
** †Alnus fairii
** †Alnus fossilis
** †Alnus hollandiana
** †Alnus latahensis
** †Alnus lemhiensis – type locality for species
** †Alnus relatus
** †Alnus rossi
* †Alphagaulus
** †Alphagaulus pristinus
* Life restoration of the Miocene elephant relative Amebelodon. Margret Flinsch (1932). †Amebelodon
** †Amebelodon floridanus – or unidentified comparable form
* Amelanchier
** †Amelanchier couleeana
** †Amelanchier dignatus
* Anas
** †Anas platyrhynchos
* Anser
** †Anser caerulescens
* Antilocapra
** †Antilocapra americana
* Antrozous
** †Antrozous pallidus
* †Aphelops
** †Aphelops malacorhinus – or unidentified comparable form
* †Archaeohippus
** †Archaeohippus ultimus
* †Arctodus
** †Arctodus simus
* Ardea
** †Ardea herodias

## B

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* Baiomys
** †Baiomys aquilonius – type locality for species
* Betula
** †Betula ashleyi
** †Betula lemhiensis – type locality for species
** †Betula thor
** †Betula vera
* Bibio
** †Bibio latahensis – type locality for species
** †Bibio testeus – type locality for species
* Bison
** †Bison alaskensis
** †Bison antiquus – or unidentified comparable form
** Mounted fossilized skeleton of the Pleistocene Bison latifrons, also known as the giant bison or long-horned bison †Bison latifrons
** †Bison priscus
* Boletina
* †Bolitophila
** †Bolitophila pulveris – type locality for species
* †Bombus
** †Bombus proavus – tentative report
* Bonasa
** †Bonasa umbellus
* †Bootherium
** †Bootherium bombifrons
* †Borophagus
** †Borophagus diversidens
** †Borophagus hilli
** †Borophagus pugnator
* Restorative portrait of the Miocene oreodont mammal Brachycrus †Brachycrus
* Brachylagus
** †Brachylagus idahoensis
* Branta
** †Branta canadensis
* Bucephala
* †Buisnictis
** †Buisnictis breviramus

## C

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* Life restoration of the Pliocene-Holocene camel Camelops †Camelops
** †Camelops hesternus
* Camponotus
* Canis
** †Canis dirus
** †Canis ferox
** †Canis latrans
** †Canis lepophagus
* Carya
** †Carya benderei
** †Carya bendrerei
** †Carya libbeyi
* Castor
** †Castor californicus
** †Castor canadensis
* Ceanothus
** †Ceanothus chaneyi
* Cedrela
** †Cedrela pteraformis
* †Ceratomeryx – type locality for genus
** †Ceratomeryx prenticei – type locality for species
* Cercidiphyllum
** †Cercidiphyllum crenatum
** †Cercidiphyllum elongatum
* Cervus
** †Cervus elaphus – or unidentified comparable form
* †Chamaecyparis
** †Chamaecyparis edwardsii – type locality for species
** †Chamaecyparis linguaefolia
* Chen
** †Chen pressa – type locality for species
* †Chrysolepis
** †Chrysolepis haynesii – type locality for species
* Ciconia – tentative report
** Mounted fossilized skeleton of the Pliocene-Pleistocene Ciconia maltha, also known as the asphalt stork or La Brea stork †Ciconia maltha
* Colymbus
* Comptonia
** †Comptonia hesperia
* †Conites – tentative report
* †Copemys – tentative report
* Cornus
** †Cornus ovalis
* †Cosomys
** †Cosomys primus
* †Cosoryx
* Craigia
** †Craigia oregonensis
* Crataegus
** †Crataegus bakeri – type locality for species
** †Crataegus flavescens
** †Crataegus haynesii – type locality for species
* †Cunninghamia
** †Cunninghamia marquettii – type locality for species
* Cygnus
** †Cygnus hibbardi – type locality for species
* Cynomys
** †Cynomys niobrarius
* †Cynorca

## D

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* †Dennstaedtia
** †Dennstaedtia americana
* †Diceratherium
** †Diceratherium niobrarense
* †Diplodipelta
** †Diplodipelta reniptera
* †Dipoides
** †Dipoides stirtoni
* Dolichoderus
* †Domnina
* Fossilized horns, jaws, and limb bones of the Miocene deer relative Dromomeryx †Dromomeryx
* Dytiscus
** †Dytiscus miocenicus – type locality for species

## E

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* Elaphe
** †Elaphe pliocenica – type locality for species
** †Elaphe vulpina
* †Entoptychus
** †Entoptychus fieldsi
** †Entoptychus sheppardi
* †Eotermes
* Mounted fossilized skeleton of the Miocene bone-crushing dog Epicyon †Epicyon
** †Epicyon haydeni
* †Equisetum
** †Equisetum alexanderi
** †Equisetum arcticum – or unidentified comparable form
** †Equisetum octangulatum
* Equus
** †Equus fromanius
** †Equus idahoensis
** †Equus scotti
** Fossilized skeleton of the Pliocene-Pleistocene horse Equus simplicidens, also known as the Hagerman horse or American zebra †Equus simplicidens
* Erethizon
** †Erethizon bathygnathum
** †Erethizon dorsatum
* †Eucommia
** †Eucommia serrata
* †Euptelea
** †Euptelea dilcherii – type locality for species
* Exechia
** †Exechia juliaetta – type locality for species

## F

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* Falco
** †Falco peregrinus
* Felis
** †Felis lacustris
** †Felis rexroadensis
* †Ferinestrix
** †Ferinestrix vorax – type locality for species
* Illustrations of the flowers and foliage of a living Fraxinus, or ash tree, with insets further detailing its anatomy †Fraxinus
** †Fraxinus coulteri
** †Fraxinus stenocarpa – type locality for species

## G

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* Gallinula
** †Gallinula chloropus
* †Garrya
** †Garrya idahoensis
* †Gigantocamelus
** †Gigantocamelus spatulus
* Ginkgo
** Restored foliage of the Late Cretaceous-Miocene ginkgo tree Ginkgo adiantoides †Ginkgo adiantoides
* †Gleditsia
** †Gleditsia lottii – type locality for species

## H

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* Halesia
** †Halesia columbiana
* †Hemiauchenia
** †Hemiauchenia macrocephala
* Homo
** †Homo sapiens
* Restoration of Pliocene-Pleistocene Homotherium, or scimitar cat †Homotherium
** †Homotherium idahoensis
** †Homotherium serum
* Hydrangea
** †Hydrangea bendirei
* †Hypohippus
* †Hypolagus
** †Hypolagus edensis
** †Hypolagus furlongi
** †Hypolagus gidleyi
** †Hypolagus vetus
** †Hypolagus voorhiesi

## I

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* Foliage and fruit of a living Ilex, or holly Ilex
** †Ilex idahoensis

## J

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* Juglans
** †Juglans browniana

## L

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* Larix
** †Larix cassiana
** †Larix lemhiensis – type locality for species
* A living Lasiurus, or hairy-tailed bat Lasiurus
** †Lasiurus fossilis
* Lasius
* †Ledum
** †Ledum idahoensis – type locality for species
* Lepus
* Libocedrus
** †Libocedrus masoni
* †Limnephilus
* †Liriodendron
** †Liriodendron hesperia
* †Lithocarpus
** †Lithocarpus weidei
* Lontra
** †Lontra canadensis
** †Lontra weiri – type locality for species
* A living Lynx Lynx
** †Lynx canadensis
** †Lynx rufus

## M

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* †Macrophya
** †Macrophya adventitia – type locality for species
* Mahonia
** †Mahonia creedensis
** †Mahonia reticulata
** †Mahonia simplex
* †Mammut
** †Mammut americanum
* †Mammuthus
** Life restoration of a herd of Mammuthus columbi, or Columbian mammoths. The extent of the fur depicted is hypothetical. Charles R. Knight (1909). †Mammuthus columbi
** †Mammuthus hayi
* †Martinogale
* †Megacamelus
* †Megaleuctra
** †Megaleuctra jewetti – type locality for species
* †Megalonyx
** †Megalonyx jeffersonii
** †Megalonyx leptostomus
* †Megantereon
** †Megantereon hesperus
* Meleagris
** †Meleagris gallopavo
* Mergus
** †Mergus merganser
* †Merychyus
** †Merychyus elegans
** †Merychyus smithi
* †Mesoreodon
** †Mesoreodon chelonyx
* Messor – tentative report
* †Metalopex
** †Metalopex merriami
* Metasequoia
** †Metasequoia occidentalis
* †Michenia
* Mictomys
** †Mictomys vetus
* †Mimomys
* Fossilized skull of the Eocene-Oligocene three-toed horse Miohippus †Miohippus
** †Miohippus gemmarosae – or unidentified comparable form
* †Miolabis – tentative report
* †Miopsyche
* Mustela
** †Mustela rexroadensis

## N

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* Natrix
** †Natrix hibbardi – type locality for species
* Mounted fossilized skeleton of the Miocene Neophrontops Neophrontops
** †Neophrontops slaughteri – type locality for species
* Neotoma
** †Neotoma quadriplicata – or unidentified comparable form
* †Neotragocerus
** †Neotragocerus lindgreni – type locality for species
* †Niglarodon
** †Niglarodon petersonensis
** †Niglarodon yeariani
* †Nymphaeites
** †Nymphaeites nevadensis
* †Nyssa
** †Nyssa hesperia

## O

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* A living Odocoileus deer Odocoileus
* Ondatra
** †Ondatra idahoensis – type locality for species
** †Ondatra minor
** †Ondatra zibethicus
* †Ophiomys
** †Ophiomys parvus – type locality for species
** †Ophiomys taylori
* †Oregonomys
** †Oregonomys magnus
** †Oregonomys pebblespringsensis – or unidentified comparable form
* †Oreolagus
* †Osmunda
** †Osmunda occidentale
** †Osmunda occidentalis
* Ostrya
** †Ostrya oregoniana
* Mounted fossilized skeleton of the Oligocene-Miocene camel Oxydactylus †Oxydactylus

## P

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* †Paciculus
** †Paciculus montanus
* †Paenemarmota
** †Paenemarmota barbouri
** †Paenemarmota sawrockensis
* †Palaeolagus – tentative report
* Panthera
** †Panthera leo
* †Paracryptotis
** †Paracryptotis gidleyi
* †Paramicrotoscoptes
** †Paramicrotoscoptes hibbardi
* Fossilized skeleton of the Pliocene-Pleistocene ground sloth Paramylodon †Paramylodon
** †Paramylodon harlani
* †Paratamias – type locality for genus
** †Paratamias tarassus – type locality for species
* †Parthenocissus
** †Parthenocissus idahoensis
* Pelecanus
** †Pelecanus halieus – type locality for species
* Perognathus
** †Perognathus maldei – type locality for species
* Peromyscus
** †Peromyscus hagermanensis – type locality for species
* Persea
** †Persea pseudocarolinensis
* Phalacrocorax
** A living Phalacrocorax auritus, or double-crested cormorant †Phalacrocorax auritus
** †Phalacrocorax idahensis
** †Phalacrocorax macer – type locality for species
* Phenacomys
** †Phenacomys gryci
* Phryganea
* Picea
** †Picea coloradensis
** †Picea lahontense
** †Picea magna
** †Picea sonomensis
* Pinus
** †Pinus alvordensis
** †Pinus baileyii – type locality for species
** †Pinus harneyana
** †Pinus ponderosoides
** †Pinus prestrobus – type locality for species
** †Pinus wheeleri
* Platanus
** †Platanus idahoensis – type locality for species
* Restoration of a herd of alarmed Miocene-Pleistocene peccaries of the genus Platygonus. Charles R. Knight (1922). †Platygonus
** †Platygonus pearcei – type locality for species
* †Plesiosorex
** †Plesiosorex coloradensis – or unidentified comparable form
* †Pliogeomys
** †Pliogeomys parvus – type locality for species
* †Pliophenacomys
** †Pliophenacomys meadensis
** †Pliophenacomys osborni
* †Pliosaccomys
* †Pliotaxidea
** †Pliotaxidea nevadensis – or unidentified comparable form
* Populus
** †Populus cinnamonoides
** †Populus eotremuloides
* Porzana
** †Porzana lacustris – type locality for species
* †Potamogeton
** †Potamogeton knowltoni
* †Problastomeryx
** †Problastomeryx primus
* †Procastoroides
** †Procastoroides idahoensis
** †Procastoroides intermedius
* Procyon
** †Procyon lotor
* †Prodipodomys
** †Prodipodomys idahoensis – type locality for species
* Restoration of the Miocene hippopotamus-like oreodont Promerycochoerus both onshore and in the water. Robert Bruce Horsfall (1913). †Promerycochoerus
** †Promerycochoerus superbus
* †Propentacora
** †Propentacora froeschneri – type locality for species
* †Protolabis
* Prunus
** †Prunus chaneyi
** †Prunus treasheri
* †Pseudofagus – type locality for genus
** †Pseudofagus idahoensis – type locality for species
* †Pseudolarix
** †Pseudolarix americana
** †Pseudolarix americcana
* †Pseudotsuga
** †Pseudotsuga glaucoides
** †Pseudotsuga longifolia
* Pterocarya
** †Pterocarya mixta
* Puma
** †Puma concolor

## Q

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* A living Quercus, or oak tree Quercus
** †Quercus bilobata – type locality for species
** †Quercus castormontis – type locality for species
** †Quercus hannibali
** †Quercus haynesii – type locality for species
** †Quercus mccanni
** †Quercus moyei – type locality for species
** †Quercus simulata
** †Quercus snookensis – type locality for species
* Querquedula

## R

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* Rangifer
** †Rangifer tarandus
* †Rhamnus
** †Rhamnus columbiana
* Rhododendron
** †Rhododendron chaneyi
* Rhus
** †Rhus alvordensis
* Restoration of the Miocene-Pliocene elephant relative Rhynchotherium †Rhynchotherium
* †Ribes
* Rosa
** †Rosa germerensis
* †Rymosia
** †Rymosia miocenica – type locality for species

## S

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* Salix
** †Salix cassiana
** †Salix hesperia
** †Salix knowltoni
** †Salix lemhiensis – type locality for species
* Sassafras
** †Sassafras ashleyi
** †Sassafras columbiana
* †Satherium
** †Satherium piscinarium
* Scapanus
** †Scapanus hagermanensis – type locality for species
** †Scapanus proceridens – or unidentified comparable form
** †Scapanus townsendii – or unidentified related form
* Sciara
** †Sciara sepulta – type locality for species
* Sequoia
** †Sequoia affinis
* †Sequoiadendron
** †Sequoiadendron chaneyi
* †Simocyon
** †Simocyon primigenius – or unidentified comparable form
* †Smilax
** †Smilax trinervis – or unidentified comparable form
* Life restoration of the Pleistocene-Holocene saber-tooth cat Smilodon †Smilodon
** †Smilodon fatalis
* †Sminthosinis
** †Sminthosinis bowleri – type locality for species
* †Sophora
** †Sophora spokanensis
* †Sorbus
** †Sorbus cassiana
** †Sorbus mcjannetii
* Sorex
** †Sorex hagermanensis – type locality for species
** †Sorex meltoni – type locality for species
** †Sorex palustris
** †Sorex powersi – type locality for species
** †Sorex rexroadensis – or unidentified comparable form
* Spermophilus
** †Spermophilus gidleyi
* Sphecophaga – tentative report
* †Spiraea
** †Spiraea idahoensis – type locality for species
* Mounted fossilized skeleton of the Pliocene-Pleistocene elephant relative Stegomastodon †Stegomastodon
** †Stegomastodon mirificus
* Sthenictis
* Sylvicola
** †Sylvicola carolae – type locality for species
* †Symphoricarpos
** †Symphoricarpos salmonense
** †Symphoricarpos salmonensis

## T

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* Taxidea
** †Taxidea taxus
* Taxodium
** †Taxodium dubium
* Restoration of the Miocene-Pliocene rhinoceros Teleoceras †Teleoceras
* Thamnophis
* Thomomys
** †Thomomys gidleyi
** †Thomomys townsendii
* †Thuja
** †Thuja dimorpha
* †Ticholeptus
** †Ticholeptus zygomaticus
* Tilia
** †Tilia circularis
** †Tilia hallii
* †Trigonictis
** †Trigonictis cookii
** †Trigonictis macrodon
* †Trilaccogaulus
** †Trilaccogaulus lemhiensis
* †Tsuga
** †Tsuga mertensioides
* Typha
** †Typha lesquereuxi

## U

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* A living Ulmus, or elm Ulmus
** †Ulmus knowltoni
** †Ulmus moorei
** †Ulmus paucidentata
** †Ulmus speciosa
* †Ungnadia
** †Ungnadia clarki
* Ursus
** †Ursus abstrusus – type locality for species

## V

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* A variety of modern Vaccinium species, clockwise from top right: cranberries, lingonberries, blueberries, and huckleberries †Vaccinium
** †Vaccinium sonomensis
* †Vauquelinia
* Vulpes
** †Vulpes vulpes

## Z

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* Zelkova
** †Zelkova brownii
** †Zelkova oregoniana