This list of the Cenozoic life of Montana contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Montana and are between 66 million and 10,000 years of age.
A
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Living Abies, or fir trees - Acer
- †Acheronodon
- †Acheronodon garbani – type locality for species
- Acipenser
- †Acmeodon
Mounted fossilized skeleton of the Miocene horse Acritohippus - †Acritoparamys
- †Acritoparamys atavus – type locality for species
- †Actinodonta
- †Adjidaumo
- †Adjidaumo intermedius – or unidentified comparable form
- †Adjidaumo minimus – type locality for species
- †Adunator
- †Aelurodon
- †Aelurodon ferox – or unidentified comparable form
- †Aelurodon montanensis – type locality for species
Life restoration of the Miocene camel Aepycamelus, or the long-necked camel. Heinrich Harder (1920). - †Agnotocastor
- †Agriochoerus
- †Agriochoerus maximus – type locality for species
- †Agriochoerus minimus
- †Agrostis
- †Ailanthus
- Alangium
- †Alepidophora
- †Alepidophora maxima – type locality for species
- †Alismaphyllites
- Alnus
- †Alphagaulus
Life restoration of the Miocene elephant relative Amebelodon. Margret Flinsch (1932). - †Amebelodon floridanus – or unidentified comparable form
- Amelanchier
- †Amentotaxus
- Amia
- †Ampelopsis
- †Amphechinus
Life restoration of the Miocene-Pliocene beardog Amphicyon - †Amphicyon riggsi – type locality for species
- †Amynodon
- †Amynodon advenus – or unidentified comparable form
- †Amyzon
- †Anacodon
- †Anacodon ursidens – or unidentified comparable form
- Anas
- †Anas platyrhynchos – or unidentified comparable form
- †Ancenycteris
- †Anconodon
- †Anconodon cochranensis
- †Anconodon gidleyi – type locality for species
- †Anemia
Fossilized tooth of the Oligocene-Miocene shark Carcharocles angustidens - †Angustidens vireti – or unidentified comparable form
- †Anisonchus
- †Ansomys
- †Ansomys hepburnensis – type locality for species
- †Ansomys nexodens
- †Antholithes
- †Antholithes asterias – type locality for species
- †Antholithes botryanthera – type locality for species
- †Antholithes divaricanthera – type locality for species
- †Antholithes explodens – type locality for species
- †Antholithes glandulifera – type locality for species
- †Antholithes onagracioides – type locality for species
- †Antholithes tropaeoloides – type locality for species
- †Antholithes tulipoidea – type locality for species
- †Antholithes umbelloidea – type locality for species
- †Antholithes urnanthera – type locality for species
- †Antholithes zygomorpha – type locality for species
- Antilocapra – or unidentified comparable form
- †Aphelops
- †Aphronorus
- †Aphronorus fraudator – type locality for species
- †Aphronorus orieli
- †Apternodus
- †Apternodus baladontus – type locality for species
- †Apternodus mediaevus – type locality for species
- †Araceaeites
- †Araucaria
Fossilized skull of the Oligocene bone-crushing dog Archaeocyon - †Archaeohippus
- †Archaeolagus
- †Archisyrphus – type locality for genus
- †Archisyrphus opacus – type locality for species
- †Arctocyon
Restoration of an Arctodus, or short-faced bear, with a human to scale - †Arctostaphylos
- †Ardynomys
- †Ardynomys occidentalis – type locality for species
- †Arretotherium
- †Arretotherium acridens – type locality for species
- Arundo
- Arvicola
- †aspera
A living Astronium tree, which is related to cashews - †Athyana
- †Atoposemys
- †Aulolithomys
- †Aulolithomys bounites – type locality for species
- †Averrhoites
- †Avunculus
- †Avunculus didelphodonti – type locality for species
- †Axestemys
Living Azolla water ferns - †Azolla elegans – type locality for species
- †Azolla fragilis – type locality for species
- †Azolla velus
B
edit- †Baioconodon
- †Baioconodon denverensis – or unidentified comparable form
- †Baioconodon engdahli – type locality for species
- †Baioconodon nordicus – type locality for species
- †Baiotomeus
- †Baiotomeus douglassi
- †Baiotomeus lamberti – type locality for species
- †Bathygenys
- †Bathygenys alpha – type locality for species
Shoot and flowers of a modern Berberis, or barberry - Berchemia
- †Beringiaphyllum
- †Bessoecetor
- Betula
- Bibio – or unidentified related form
- Bison
- †Bison bison
Mounted fossilized skeleton of the Pleistocene Bison latifrons, also known as the giant bison or long-horned bison
- †Bisonalveus
- †Blastomeryx
- †Bootherium
- †Borealosuchus
- †Brachychampsa
Restorative portrait of the Miocene oreodont mammal Brachycrus - †Brachyerix
- †Brachyrhynchocyon
- †Brachyrhynchocyon dodgei
- †Brachyrhynchocyon montanus – type locality for species
- †Browniea
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C
edit- †Caesalpinites
- †Calycites
Life restoration of the Pliocene-Holocene camel Camelops - †Camponotites
- †Canavalia
- Canis
- †Canna
- †Carcinodon
- †Cardiospermum
- Carpinus
- †Carpites
- †Carpites amygdaloides – type locality for species
- †Carpites carumcarvi – type locality for species
- †Carpites eludens – type locality for species
- †Carpites gracilens – type locality for species
- †Carpites paniculatus – type locality for species
- †Carpites polygonoides
- †Carpites pruniformis – type locality for species
- †Carpites racemosus – type locality for species
- †Carpites verrucosus
- †Carpodaptes
- †Carpodaptes hazelae – type locality for species
- †Carpodaptes jepseni – tentative report
Life restoration of the Paleocene primate relative Carpolestes - †Carpolestes nigridens – type locality for species
- Carya
- †Cassia
- Castanea
- Castor
- †Castor californicus
A living Castor canadensis, or North American beaver
- †Catalpa
- †Catalpa rubyensis – type locality for species
- †Catopsalis
- Ceanothus
- Cedrela
- †Celastrus
- Celtis
- †Centetodon
- †Centetodon kuenzii – type locality for species
- †Centetodon magnus
- Cercidiphyllum
Flowers of a living Cercis or redbud tree - †Cercocarpus
- †Chadrolagus
- †Chaetoptelea
- †Chamaecyparis
- †Chamops
- †Chamops segnis – or unidentified comparable form
Life restoration of the Late Cretaceous-Eocene choristoderan reptile Champsosaurus - †Chiromyoides
- †Chisternon
- †Chisternon interpositum – type locality for species
- †Chriacus
- †Chthonophis – type locality for genus
- †Chthonophis subterraneus – type locality for species
- †Cimexomys
- †Cimexomys minor – type locality for species
- †Cimolestes
A living Cinnamomum, or cinnamon tree - Cissus
- †Claenodon
- Clematis
- Cocculus
- †Colodon
- †Colodon cingulatus
- †Colodon kayi – type locality for species
- †Colodon woodi – or unidentified comparable form
- †Colpoclaenus
- †Colpoclaenus keeferi – tentative report
- †Colpoclaenus procyonoides – or unidentified comparable form
- †Colubrina
- †Colubrina asiatica – or unidentified comparable form
- †Colubrina preelliptica
- †Compsemys
- †Coniferites
- †Coniferites conicus – type locality for species
- †Coniferites ovatus – type locality for species
- †Coniferites strobiliformis – type locality for species
Illustration of fossilized vertebrae of the Late Cretaceous-Eocene snake Coniophis. Othniel Charles Marsh (1892). - †Contogenys
- †Contogenys ekalakaensis – type locality for species
- †Contogenys sloani
- †Conzattia
- †Copedelphys
- †Copedelphys stevensoni – or unidentified comparable form
- †Copedelphys titanelix – type locality for species
- †Copemys
- †Copemys lindsayi – type locality for species
- †Coriphagus
- †Coriphagus montanus – type locality for species
- Cornus
- †Corylus
- †Coryphodon
- †Coryphodon proterus – type locality for species
- †Cosmocomoidea
- †Cosmocomoidea greenwalti – type locality for species
- †Cosmocomoidea kootenai – type locality for species
- †Cosmocomoidea rasnitsyni – type locality for species
Fossilized skeleton of the Miocene pronghorn-relative Cosoryx - Crataegus
- †Credneria
- Crematogaster
- †Crematogaster aurora – type locality for species
- †Crustulus – type locality for genus
- †Crustulus fontanus – type locality for species
- †Cryptoryctes – type locality for genus
- †Cryptoryctes kayi – type locality for species
- Culiseta
- †Culiseta kishenehn – type locality for species
- †Culiseta lemniscata – type locality for species
- †Cupidinimus
- †Cupidinimus halli – type locality for species
- †Cyclurus
- †Cylindrodon – type locality for genus
- †Cylindrodon fontis – type locality for species
- †Cynodesmus
- †Cynodesmus thooides – type locality for species
- Cynomys
A living Cynomys ludovicianus, or black-tailed prairie dog
D
edit- †Dalbergia
Foliage of a living Dalbergia retusa tree
- †Daphoenictis – or unidentified comparable form
- †Davidia
- †Davispia – type locality for genus
- †Davispia bearcreekensis – type locality for species
- †Derrisemys – type locality for genus
- †Derrisemys sterea – type locality for species
- †Desmatochoerus
- †Desmatochoerus hatcheri – type locality for species
- †Desmatolagus – tentative report
- †Deuterogonodon
- †Deuterogonodon montanus – type locality for species
- †Diceratherium
- †Diceratherium annectens
- †Diceratherium armatum
- †Diceratherium radtkei – type locality for species
- †Didymictis
- †Dillerlemur
- †Dillerlemur pagei – type locality for species
Life restoration of the Eocene-Miocene false saber-toothed cat Dinictis. Robert Bruce Horsfall (1913). - †Dinohippus
- †Dioctria – tentative report
- †Dioctria jamesi – type locality for species
- †Diospyros
- †Diphysa
- †Diplodipelta – type locality for genus
Fossilized samara of the Eocene-modern Dipteronia tree - †Dissacus
- †Dixella
- †Dixella curvistyla – type locality for species
- †Dixella eomarginata – type locality for species
- †Dixella intacta – type locality for species
- †Dixella spinilobata – type locality for species
- Dolichoderus
- †Dolichoderus dlusskyi – type locality for species
- †Domnina
- †Domnina gradata – or unidentified comparable form
- †Domnina thompsoni – type locality for species
- †Domninoides
- †Dorraletes
- †Douglassciurus
- †Douglassciurus jeffersoni – type locality for species
- †Downsimus
Fossilized horns, jaws, and limb bones of the Miocene deer relative Dromomeryx - †Dryinoides – type locality for genus
- †Dryinoides oxyrhachis – type locality for species
- Dryopteris
E
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Fossilized skull of the Paleocene-Eocene mammal Ectocion - †Ectoganus
- †Ectypodus
- †Ectypodus aphronorus – type locality for species
- †Ectypodus laytoni – or unidentified comparable form
- †Ectypodus lovei
- †Ectypodus powelli – or unidentified comparable form
- †Ectypodus szalayi – type locality for species
- †Ellipsodon
Life restoration of the Eocene-Oligocene anthracothere mammal Elomeryx - †Elphidotarsius
- †Elphidotarsius florencae – type locality for species
- †Elphidotarsius russelli
- †Elpidophorus
- †Elpidophorus elegans
- †Elpidophorus minor – type locality for species
- †Entoptychus
- †Eoanaphes – type locality for genus
- †Eoanaphes stethynioides – type locality for species
- †Eoanomala – type locality for genus
- †Eoanomala melas – type locality for species
- †Eoconodon
- †Eoeustochus – type locality for genus
- †Eoeustochus borchersi – type locality for species
- †Eoeustochus kishenehn – type locality for species
- †Eoformica
- †Eoformica brevipetiola – type locality for species
- †Eoformica latimedia – type locality for species
- †Eoformica pinguis
- †Eogyropsylla
- †Eogyropsylla paveloctogenarius – type locality for species
- †Eolestes
- †Eolestes ramosus – type locality for species
- †Eolestes syntheticus
- †Eotitanops
Mounted fossilized skeleton of the Miocene bone-crushing dog Epicyon - †Epihippus
- †Epihippus gracilis – or unidentified comparable form
- †Epoicotherium
- †Equisetum
- †Equisetum aquatile – type locality for species
- †Equisetum arcticum
- †Equisetum octangulatum
- Equus
Life restoration of the Pleistocene-Holocene Equus conversidens, or Mexican horse - †Equus proversus
- Erucius – tentative report
- †Erucius lewisi – type locality for species
- †Eucastor
- †Eucommia
- †Eudaemonema
- †Eudaemonema cuspidata – type locality for species
- †Euhapsis – tentative report
- †Eumys
- †Eumys brachyodus
- †Eumys elegans
- †Eumys parvidens – or unidentified comparable form
Foliage and fruit of a modern Euonymus - †Euoplocyon
- †Euroxenomys
- †Euroxenomys inconnexus – type locality for species
- †Eutypomys
- †Eutypomys inexpectatus – or unidentified comparable form
- †Eutypomys montanensis – type locality for species
- †Eutypomys parvus
- Exbucklandia
- Exechia – or unidentified related form
- †Exostinus
F
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G
edit- †Galbreathia
- †Gelastops
- †Gelastops parcus – type locality for species
- Geochelone
- †Geochelone primaeva – type locality for species
- Gerrhonotus – or unidentified comparable form
- †Gingerichia – type locality for genus
- †Gingerichia geoteretes – type locality for species
- Ginkgo
Restored foliage of the Late Cretaceous-Miocene ginkgo tree Ginkgo adiantoides
- Gleichenia
- Glyptostrobus
- †Goniacodon
- †Gregorymys
- †Gregorymys douglassi – type locality for species
- †Gripholagomys – tentative report
H
edit- †Habrosaurus
- †Hamamelites
- †Haplaletes
- †Haplaletes andakupensis
- †Haplaletes disceptatrix – type locality for species
- †Haplomylus
- †Haplomylus palustris – type locality for species
- †Helaletes
- †Heliscomys
- †Heliscomys gregoryi
- †Heliscomys mcgrewi – or unidentified comparable form
- †Heliscomys ostranderi
- Helius
- †Helius constenius – type locality for species
Fossilized skull of the Oligocene lizard Helodermoides - †Helodermoides tuberculatus – type locality for species
- †Hendryomeryx
- †Hendryomeryx defordi – or unidentified comparable form
- †Herpetotherium
- †Herpetotherium fugax
- †Herpetotherium knighti – or unidentified comparable form
- †Herpetotherium valens
- †Hesperhys
- Hesperinus – or unidentified related form
Life restoration of the Eocene-Oligocene dog Hesperocyon. Robert Bruce Horsfall (1913). - †Heteraletes
- †Hiodon
- †Hiodon consteniorum – type locality for species
- Holmskioldia
- †Holopogon
- †Holopogon archilestes – type locality for species
- Homo
Restoration of Pliocene-Pleistocene Homotherium, or scimitar cat - †Huerfanodon – or unidentified comparable form
- †Hutchemys – type locality for genus
- †Hutchemys rememdium – type locality for species
- †Hyaenodon
- Hydrangea
- †Hydromystria
- †Hyopsodus
Mounted fossilized skeleton of the Eocene-Miocene even-toed ungulate Hypertragulus - †Hypisodus
- †Hypohippus
- †Hypohippus osborni – or unidentified comparable form
- †Hypolagus
- †Hypsiops
- †Hypsiops breviceps – type locality for species
- †Hyrachyus
- †Hyrachyus douglassi – type locality for species
- †Hyracodon
I
edit- †Ictidopappus
- †Ictidopappus mustelinus – type locality for species
- †Ignacius
- †Ilex[1]
- †Ilex acuminata – later renamed Ilex mormonica[1]
- †Ilex mormonica – type locality for species. Formerly known as Ilex acuminata.[1]
- †Intyrictis
- †Ischyrhiza – or unidentified comparable form
Mounted fossilized skeleton of the Eocene-Oligocene rodent Ischyromys - †Ischyromys douglassi – type locality for species
- †Ischyromys typus
- †Ischyromys veterior – type locality for species
- Isoetes
- †Isoetes trullata – type locality for species
- †Isoetites
- Isonychia
- †Isonychia alderensis – type locality for species
J
edit- †Jepsenella – type locality for genus
- †Jepsenella praepropera – type locality for species
- †Judithemys
- †Juglandicarya
- †Juglandiphyllites
- Juglans
A living Juglans regia also known as the Persian or English walnut - †Juglans taurina
- Juniperus
K
edit- †Kerria
- †Kimbetohia
A living Koelreuteria tree - †Ktunaxia – type locality for genus
- †Ktunaxia jucunda – type locality for species
- †Kukusepasutanka
L
edit- †Labidolemur – type locality for genus
- †Labidolemur kayi – type locality for species
- Lasius
- †Lasius glom – type locality for species
- †Lastrea
- †Latiblattella
- †Latiblattella avita – type locality for species
- †Laurophyllum
Living Laurus, or laurel trees - †Leguminosites
- †Leidymys
- †Leipsanolestes
- Lemmiscus
- Lepisosteus
- †Leptacodon
- †Leptacodon munusculum – type locality for species
- †Leptacodon packi – or unidentified comparable form
- †Leptacodon proserpinae
- †Leptacodon tener
- †Leptarctus – type locality for genus
- †Leptarctus primus – type locality for species
- †Leptauchenia
- †Leptictis
- †Leptochoerus
- †Leptocyon
- †Leptocyon douglassi – type locality for species
- †Leptodontomys
Life restoration of the Eocene-Oligocene even-toed ungulate Leptomeryx - †Leptomeryx esulcatus
- †Leptomeryx evansi
- †Leptomeryx mammifer
- †Leptomeryx speciosus
- †Leptomeryx yoderi – or unidentified comparable form
- †Leptonysson – type locality for genus
- †Leptonysson basiliscus – type locality for species
- †Leptoreodon
- †Leucaena
- †Lignimus
- †Limnenetes
- †Limnenetes platyceps – type locality for species
- †Limnoecus
- Lindera
- †Lisserpeton
- †Litaletes
- †Litaletes disjunctus – type locality for species
Life restoration of the Paleocene-Eocene bird Lithornis - †Lithornis celetius – type locality for species
- †Litocherus
- †Litocherus lacunatus
- †Litocherus notissimus – type locality for species
- †Litomylus
- †Litomylus dissentaneus – type locality for species
- †Litomylus ishami – or unidentified comparable form
- †Litomylus orthronepius
- †Loxolophus
- †Lutetialestes – type locality for genus
- †Lutetialestes uniformis – type locality for species
- Lynx
A living Lynx rufus, or bobcat
M
edit- †Machaerosaurus
Close-up view of a Magnolia flower - Mahonia
- †Mammut
- †Mammuthus
- †Mammuthus columbi
Life restorations of a Mammut americanum, or American mastodon (right), and a Mammuthus primigenius, or wooly mammoth (left)
- Marchantia
- Marmota
- †Marquettia
- †Marquettia metzeli – type locality for species
- Martes
- †Martes kinseyi – or unidentified comparable form
- †Mcconichthys – type locality for genus
- †Mcconichthys longipinnis – type locality for species
Life restoration of battling males of the Eocene brontothere mammal Megacerops - †Megacerops kuwagatarhinus – type locality for species
- †Megahippus
- †Megalagus
- †Megalagus brachyodon – type locality for species
- †Megalagus dawsoni – type locality for species
- †Megalagus turgidus – or unidentified comparable form
- †Megalonyx
- †Megantereon
- †Megatylopus
- †Melastomites
- †Meniscomys
- †Menodus
- †Merriamoceros
- †Merychippus
- †Merychyus
- †Merychyus arenarum – or unidentified comparable form
- †Merychyus smithi
- †Merycochoerus
Mounted fossilized skeleton of the Miocene pronghorn Merycodus - †Merycodus necatus – or unidentified comparable form
- †Merycoides
- †Merycoidodon
- †Merycoidodon culbertsoni – or unidentified comparable form
- †Mesodma
- †Mesodma ambigua – or unidentified comparable form
- †Mesodma formosa
- †Mesodma garfieldensis – type locality for species
- †Mesodma pygmaea – type locality for species
- †Mesodma thompsoni
- †Mesogaulus
- †Mesogaulus ballensis – type locality for species
- †Mesogaulus douglassi
- †Mesohippus
- †Mesohippus bairdi
- †Mesohippus westoni – type locality for species
Fossilized skull of the Miocene oreodont mammal Mesoreodon - †Mesoreodon chelonyx
- †Mesoreodon minor – type locality for species
- †Mesoscalops
- †Mesoscalops montanensis – type locality for species
- †Metadjidaumo
- Metasequoia
- †Metopium
Life restoration of the Paleocene-Eocene mammal Miacis - †Microcosmodon
- †Microcosmodon harleyi – type locality for species
- †Micropternodus
- †Micropternodus borealis – type locality for species
- Microtus
- †Microtus pennsylvanicus – or unidentified comparable form
- †Mimatuta
- †Mimatuta minuial
- †Mimatuta morgoth – type locality for species
- †Mimetodon
- †Mimetodon silberlingi – type locality for species
- †Mimosites
- †Mimotricentes
- †Mimotricentes fremontensis
- †Mimotricentes tedfordi – tentative report
- †Minerisporites
- †Miniochoerus – tentative report
Fossilized skull of the Eocene-Oligocene three-toed horse Miohippus - †Miohippus anceps – tentative report
- †Miohippus annectens – tentative report
- †Miohippus equiceps – tentative report
- †Miohippus gemmarosae – or unidentified comparable form
- †Miohippus grandis
- †Miohippus obliquidens
- †Miohippus taxus – type locality for species
- †Mionictis – tentative report
- †Miopsyche – tentative report
- †Miopsyche rubiensis – type locality for species
- †Mnium
- †Mojavemys
- †Monosaulax
- †Monosaulax pansus – tentative report
- †Montanatylopus
- †Montanatylopus matthewi – type locality for species
- †Mookomys
- †Mookomys formicarum – or unidentified comparable form
- †Mookomys thrinax – type locality for species
- Morus
- †Muscites
- Mustela
- †Mustelavus
- Myrica
- †Myrmecoboides
- †Myrmecoboides montanensis – type locality for species
- †Myrtophyllum
- †Mystipterus
- †Mytonolagus
- †Mytonolagus petersoni – or unidentified comparable form
N
edit- †Namatomys
- †Namatomys lloydi – type locality for species
- †Nannodectes
- †Nannodectes gidleyi – or unidentified comparable form
- †Nannodectes intermedius
- †Nannodectes simpsoni – or unidentified comparable form
- †Nanodelphys
- †Nanotragulus
- †Navajovius
- †Nelumbago
- †Nelumbo
Life restoration of a herd of Neohipparion. Robert Bruce Horsfall (1913). - †Neoplagiaulax
- †Neoplagiaulax donaldorum – type locality for species
- †Neoplagiaulax grangeri – type locality for species
- †Neoplagiaulax hunteri – type locality for species
- †Neoplagiaulax kremnus
- †Neoplagiaulax mckennai
- †Neoplagiaulax nelsoni – type locality for species
- †Niglarodon
- †Niglarodon blacki – type locality for species
- †Niglarodon koerneri – type locality for species
- †Niglarodon loneyi – type locality for species
- †Niglarodon progressus
- †Nordenskioldia
A living Nuphar water lily - †Nyctitherium
- †Nymphaeites
- †Nyssa
O
edit- †Ocajila
- †Ocajila makpiyahe – or unidentified comparable form
- †Odaxosaurus
A living Odocoileus deer - †Ogmophis
- †Ogmophis arenarum – type locality for species
- Olar
- †Oligodontosaurus
- †Oligodontosaurus wyomingensis – or unidentified comparable form
- †Oligoryctes
- †Oligoscalops
- †Oligotheriomys
A living Ondatra, or muskrat - †Onoclea
- †Onychodectes
- †Opisthotriton
- †Opisthotriton gidleyi – type locality for species
- †Opisthotriton kayi
- Oreohelix
- †Oreolagus
- †Oreonetes
- †Osmanthus
Living Osmunda ferns - Ostrya
- †Otarocyon
- †Oxyacodon
- †Oxyclaenus
Life restoration of a pair of the Oligocene-Miocene camel Oxydactylus. Robert Bruce Horsfall (1913). - †Oxydactylus lacota – or unidentified comparable form
- †Oxyprimus
- †Oxyprimus erikseni – type locality for species
P
edit- †Paciculus
- †Pagonomus – or unidentified comparable form
- †Palaechthon – type locality for genus
- †Palaechthon alticuspis – type locality for species
- †Palaechthon woodi – or unidentified comparable form
- †Palaeictops
- †Palaeocarpinus
- †Palaeogale
- †Palaeohypnum
- †Palaeolabrus
- †Palaeolabrus montanensis – or unidentified comparable form
Restoration of the Oligocene rabbit relative Palaeolagus - †Palaeolagus burkei
- †Palaeolagus haydeni
- †Palaeolagus hypsodus
- †Palaeolagus intermedius
- †Palaeolagus temnodon – type locality for species
- †Palaeophytocrene
- †Palaeoryctes
- †Palaeosinopa
- †Palaeosinopa didelphoides – or unidentified comparable form
Restorative model and fossilized skull of the Eocene brontothere mammal Palaeosyops - †Palaeoxantusia
- †Palatobaena
- †Palenochtha – type locality for genus
- †Palenochtha minor – type locality for species
- †Paleonelumbo
- †Paleonuphar
- †Paleopsephurus – or unidentified comparable form
- †Paleotomus
- †Paleotomus senior – type locality for species
Flowers and foliage of a living Paliurus - †Pandemonium
- †Pandemonium dis – type locality for species
- †Pantolambda
- †Pantolambda intermedius – type locality for species
- †Pantomimus – type locality for genus
- †Pantomimus leari – type locality for species
- †Paracosoryx
- †Paradjidaumo
- †Paradjidaumo spokanensis – type locality for species
- †Paradjidaumo trilophus
- †Paramerychyus
Fossilized skeleton of the Pliocene-Pleistocene ground sloth Paramylodon - †Paramys
- †Paranymphaea
- †Parapliosaccomys
- †Parapliosaccomys annae – or unidentified comparable form
- †Pararyctes
- †Paratomarctus
- †Parectypodus
- †Parectypodus sinclairi – type locality for species
- †Parectypodus sylviae
- †Pareumys – tentative report
- †Parictis
- †Paromomys
- †Paromomys depressidens – type locality for species
- †Paromomys maturus – type locality for species
- †Parthenocissus
- †Parvericius
- †Paulownia
Fossilized skull of the Eocene-Oligocene lizard Peltosaurus - †Pelycomys
- †Penetrigonias
- †Penosphyllum
- Penthetria
- †Penthetria abacula – type locality for species
- †Penthetria alderensis – type locality for species
- †Penthetria rubiensis – type locality for species
- †Peraceras
- †Peradectes
- †Peradectes elegans – or unidentified comparable form
- †Peradectes minor – type locality for species
- †Peradectes protinnominatus – or unidentified comparable form
- †Peridiomys
- †Peridiomys halis – type locality for species
- †Periptychus
- †Perognathoides
- †Perognathoides eurekensis – or unidentified comparable form
- Perognathus
- †Perognathus ancenensis – type locality for species
- Peromyscus
- †Peromyscus maniculatus – or unidentified comparable form
- Persea
- †Petauristodon
- †Phasmatopelecinus – type locality for genus
- †Phasmatopelecinus leonae – type locality for species
- †Phenacodaptes – or unidentified comparable form
Life restoration of the Paleocene-Eocene ungulate Phenacodus. Charles R. Knight (1898). - Phragmites
- †Phthiria
- †Phthiria fossa – type locality for species
- †Phyllites
- Picea
- †Piceoerpeton
- †Picrodus
- †Picrodus canpacius
- †Picrodus silberlingi – type locality for species
A living Pinus, or pine tree - †Pipestoneia – type locality for genus
- †Pipestoneia douglassi – type locality for species
- †Pipestoneomys
- †Pithecolobium
- †Planatus
- †Planetetherium
- †Planetetherium mirabile – type locality for species
- †Plastomenoides – type locality for genus
- †Plastomenoides lamberti – type locality for species
- †Plastomenoides tetanetron – type locality for species
- †Plastomenus – or unidentified comparable form
- Platanus
- Plecia
- †Plecia inflata – type locality for species
Life restoration of the Paleocene-Eocene primate Plesiadapis - †Plesiadapis anceps – type locality for species
- †Plesiadapis churchilli – type locality for species
- †Plesiadapis praecursor – type locality for species
- †Plesiadapis rex – type locality for species
- †Plesiolestes
- †Pleurolicus
- †Plioceros
- †Plioceros blicki – or unidentified comparable form
- †Pliohippus
- †Plionictis
- †Plithocyon
- †Poacites
- †Poebrotherium
- †Poebrotherium eximium – or unidentified comparable form
- †Poebrotherium wilsoni
Illustration of a fossilized skull of the Oligocene false faber-toothed cat Pogonodon - †Ponerites
- †Ponerites kishenehne – type locality for species
- Populus
- †Potamanthellus
- †Potamanthellus rubiensis – type locality for species
- †Potentilla
- †Pradjidaumo
- †Preissites
- †Procerberus
- †Procerberus formicarum – type locality for species
- †Procerberus grandis – or unidentified comparable form
- †Procerberus plutonis
- †Prochetodon
- †Prochetodon foxi – type locality for species
- †Prodesmodon
- †Prodiacodon
- †Prodiacodon concordiarcensis – type locality for species
- †Prodiacodon crustulum – type locality for species
- †Prodiacodon furor – type locality for species
Fossil of the Eocene ant Proiridomyrmex - †Proiridomyrmex rotundatus – type locality for species
- †Prokalotermes
- †Prokalotermes alderensis – type locality for species
- †Promerycochoerus
- †Promioclaenus
- †Pronodens
- †Pronodens silberlingi – type locality for species
- †Pronothodectes
- †Pronothodectes matthewi – type locality for species
- †Propalaeosinopa
- †Proscalops
- †Proscalops intermedius – type locality for species
- †Prosciurus
- †Prosciurus parvus – or unidentified comparable form
- †Prosciurus vetustus – type locality for species
- †Prosphyracephala
- †Prosphyracephala rubiensis – type locality for species
Fossil of the Oligocene ant Protazteca - †Protazteca eocenica – type locality for species
- †Protentomodon
- †Protentomodon ursirivalis – type locality for species
- †Prothryptacodon
- †Prothryptacodon furens – type locality for species
- †Protictis
- †Protochriacus
Fossilized skeleton of the Miocene horse Protohippus - †Protolabis
- †Protolabis gracilis – or unidentified comparable form
- †Protoreodon
- †Protungulatum
- †Protungulatum donnae
- †Protungulatum gorgun – type locality for species
- †Protungulatum sloani – type locality for species
- †Provaranosaurus – or unidentified comparable form
- †Proxestops
- †Proxestops silberlingi
- †Proxestops silberlingii – type locality for species
- Prunus
- †Prunus careyhurstia
- †Prunus corrugis
- †Prunus lyoniifolia – type locality for species
- †Prunus morangensis
- †Prunus perita
- †Prunus scottii
- †Prunus wilcoxiana
Replica of a fossilized cranium of the Miocene horse Pseudhipparion - †Pseudocylindrodon
- †Pseudocylindrodon medius – type locality for species
- †Pseudocylindrodon neglectus – type locality for species
- †Pseudolarix
- †Pseudomesoreodon – type locality for genus
- †Pseudomesoreodon rooneyi – type locality for species
- Pseudomyrmex
- †Pseudomyrmex saxulum – type locality for species
- †Pseudotettigonia
- †Pseudotettigonia leona – type locality for species
- †Pseudotheridomys
- †Pseudotrimylus
- †Pseudotsuga
Life restoration of the Paleocene taeniodont mammal Psittacotherium multifragum - Ptelea
- †Ptenidium
- †Ptenidium kishenehnicum – type locality for species
- Pteris
- Pterocarya
- †Ptilodus
- †Ptilodus kummae
- †Ptilodus montanus – type locality for species
- †Ptilodus tsosiensis
Life restoration of the Late Cretaceous-Paleocene primate relative Purgatorius - †Purgatorius janisae – type locality for species
- †Purgatorius titusi – type locality for species
- †Purgatorius unio – type locality for species
- †Pyracantha
- †Pyracantha spatulata – type locality for species
Q
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R
edit- †Rana – or unidentified comparable form
- Rangifer
A living Rangifer tarandus, or reindeer
- †Rhamnites
- †Rhamnus
- Rhus
- †Robinia
- Rosa
S
edit- Sabal
- †Saccoloma
A living Salix, or willow - †Sambucus
- †Sapindus
- Sassafras
- †Sassafras ashleyi
- †Sassafras columbiana
Fossilized leaf of the Eocene sassafras Sassafras hesperia - †Sassafras thermale
- †Scalopoides
- †Scapherpeton
- †Scaphohippus
- †Scaphohippus intermontanus – or unidentified comparable form
- †Scenopagus
- †Schizotheriodes
- †Schizotheriodes parvus – type locality for species
- †Scotiophryne – or unidentified comparable form
- †Scottimus
- †Scottimus longiquus – type locality for species
- †Scottimus viduus
- †Selaginella
- †Senoprosopis
- †Senoprosopis beckeri – type locality for species
- Sequoia
Fossilized branch fragment from a Sequoia affinis
- †Sespemys – tentative report
- †Simoedosaurus
- †Simpson
- †Simpsonictis
- †Smilax
- †Solenopsites
- †Solenopsites abdita – type locality for species
- †Sophora
- †Sorbus
- †Sparganium
- Spea
- Spermophilus
- †Spermophilus jerae – type locality for species
- †Spermophilus primitivus
- †Spermophilus richardsonii
- †Spiraea
- †Stelocyon
- †Stelocyon arctylos – type locality for species
- †Steneofiber
- †Steneofiber gradatus – or unidentified comparable form
- †Steneofiber hesperus
- †Stenoechinus
- †Stenoechinus tantalus – type locality for species
Life restoration of the Oligocene-Miocene camel Stenomylus - †Stenomylus hitchcocki – or unidentified comparable form
- Sterculia
- †Stibarus
- †Stibarus montanus – type locality for species
- †Stilpnodon
- †Stilpnodon simplicidens – type locality for species
- †Stygimys
- †Stygimys camptorhiza – or unidentified comparable form
- †Stygimys gratus
- †Stygimys jepseni – type locality for species
- †Stygimys kuszmauli – type locality for species
Life restoration of the Miocene deer relative Subdromomeryx. Robert Bruce Horsfall (1913). - †Subhyracodon
- †Submerycochoerus
- †Submerycochoerus bannackensis – type locality for species
- Sylvicola – or unidentified related form
- Sylvilagus
- †Symplocarpus
T
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Restoration of the Paleocene multituberculate mammal Taeniolabis - †Taeniolabis lamberti – type locality for species
- †Tapocyon
- †Tardontia
- †Tardontia occidentale – or unidentified comparable form
- Taricha
- †Taricha miocenica – type locality for species
- Taxodium
- †Tectochara
Restoration of the Miocene-Pliocene rhinoceros Teleoceras - †Tenudomys – tentative report
- †Tephrodytes – type locality for genus
- †Tephrodytes brassicarvalis – type locality for species
- †Ternstroemites
- †Tetraclaenodon
- Thomomys
- †Thomomys taloides
A living Thomomys talpoides, or northern pocket gopher
- †Thrinax
- †Thryptacodon
- †Thryptacodon australis – or unidentified comparable form
- †Thryptacodon orthogonius – tentative report
- †Thryptacodon pseudarctos – type locality for species
- †Thuja
- †Thylacodon
- †Thylacodon montanensis – type locality for species
- †Thylacodon pusillus – or unidentified comparable form
- †Ticholeptus
- Tilia
- †Tinuviel
- Tipula
- †Tipula carolae – type locality for species
- †Tipula rubiensis – type locality for species
Life restoration of the Paleocene pantodonts mammal Titanoides - †Trapa
- †Tricentes
- †Trigenicus
- †Trigonias
- †Trilaccogaulus
- †Triplopides
- †Triplopides rieli – type locality for species
- †Triplopus
- †Triplopus rhinocerinus – or unidentified comparable form
- †Trochodendroides
- †Trogolemur – tentative report
- †Tropidia
- †Tropidia tumulata – type locality for species
- †Tullochelys
- †Tylocephalonyx
- Typha
U
edit- †Ulmeriella
- †Ulmeriella rubiensis – type locality for species
A living Ulmus, or elm - †Unuchinia
- †Unuchinia asaphes – type locality for species
- †Ursolestes – type locality for genus
- †Ursolestes perpetior – type locality for species
- Ursus
V
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A variety of modern Vaccinium species, clockwise from top right: cranberries, lingonberries, blueberries, and huckleberries - †Valenopsalis
- †Valenopsalis joyneri – type locality for species
- †Vauquelinia
- †Viburnum
- †Viguiera
Leaves and fruit of a living Vitis, or grapevine - †Viverravus – tentative report
W
edit- †Wilsoneumys
Living Woodwardia ferns - †Wortmania – or unidentified comparable form
X
editZ
edit
Leaf of a living Zelkova tree - †Zeunerella – tentative report
- †Zeunerella lewisi – type locality for species
- †Zygodactylus[3]
- †Zygodactylus ochlurus – type locality for species[3]
References
edit- 1 2 3 Alexander B. Doweld (2019). "New names for Ilex and Ilexpollenites (Aquifoliaceae), extant and fossil. Notulae Systematicae ad Palaeofloram Europaeam spectantes II. Aquifoliaceae". Phytotaxa. 388 (2): 179–191. doi:10.11646/phytotaxa.388.2.5.
- ↑ Correa-Narvaez, J. E.; Manchester, S. R. (2021). "Distribution and Morphological Diversity of Palaeocarpinus (Betulaceae) from the Paleogene of the Northern Hemisphere". The Botanical Review. 88 (2): 161–203. doi:10.1007/s12229-021-09258-y. S2CID 237795532.
- 1 2 Tobin L. Hieronymus; David A. Waugh; Julia A. Clarke (2019). "A new zygodactylid species indicates the persistence of stem passerines into the early Oligocene in North America". BMC Evolutionary Biology. 19 (1) 3. doi:10.1186/s12862-018-1319-6. PMC 6321701. PMID 30611195.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved December 17, 2021.
