This list of the prehistoric life of Alaska contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Alaska.

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

• † Abadehella
• † Acanthophyllum

• 

  † Acanthopyge
• † Acmarhachis
• † Agoniatites – tentative report
• † Amplexus
• † Ancyrognathus
• † Anomphalus – tentative report
• † Athyris
  • † Athyris lamellosa – or unidentified related form
• † Atrypa
  • † Atrypa reticularis
• † Aulopora

• 

  † Aviculopecten
  • † Aviculopecten chesterensis – tentative report
  • † Aviculopecten delawarensis – or unidentified related form
  • † Aviculopecten edwardsi – or unidentified related form
  • † Aviculopecten fasciculatus – or unidentified related form
  • † Aviculopecten hardinensis – or unidentified related form
  • † Aviculopecten mccoyi – or unidentified related form
  • † Aviculopecten montpelierensis – or unidentified related form
  • † Aviculopecten occidentalis – or unidentified related form
  • † Aviculopecten similis – or unidentified related form
• † Avonia – tentative report
• † Bailiaspis
• † Bathyuriscus
• † Belemnites – tentative report
• † Bellerophon
  • † Bellerophon chapmani
  • † Bellerophon livengoodensis
  • † Bellerophon spergensis – or unidentified related form
• † Bembexia – tentative report
• † Bimuria
• † Callograptus
• † Calymene

  • 

    † Calymene blumenbachii
  • † Calymene iladon
• † Camarotoechia
  • † Camarotoechia billingsi – or unidentified comparable form
  • † Camarotoechia duplicata – tentative report
  • † Camarotoechia winiskensis – or unidentified comparable form
• Capulus
• † Catenipora
  • † Catenipora jacovikii – or unidentified comparable form
  • † Catenipora robustus – or unidentified comparable form
  • † Catenipora rubra – or unidentified comparable form
• † Cedaria
• † Cheirurus
• † Chirognathus – tentative report
• † Chonetes
  • † Chonetes capax – or unidentified related form
  • † Chonetes illinoisensis – or unidentified related form
  • † Chonetes manitobensis – or unidentified comparable form
  • † Chonetes timanicus – or unidentified related form
  • † Chonetes verneuile – or unidentified comparable form
  • † Chonetes verneuilianus – or unidentified related form
• † Christiania
• † Cladochonus
• † Cladospongia – type locality for genus
• † Cleiothyridina
  • † Cleiothyridina sublamellosa – or unidentified related form

• 

  † Climacograptus
  • † Climacograptus antiquus – or unidentified related form
  • † Climacograptus bicornis
  • † Climacograptus eximius – or unidentified comparable form
  • † Climacograptus hughesi – or unidentified comparable form
  • † Climacograptus indivisus
  • † Climacograptus innotatus
  • † Climacograptus medius
  • † Climacograptus minutus – tentative report
  • † Climacograptus phyllophorus – or unidentified comparable form
  • † Climacograptus pungens
  • † Climacograptus rectangularis
  • † Climacograptus scalaris
  • † Climacograptus stenotelus
  • † Climacograptus trifilis
• † Coenites

• 

  † Composita
  • † Composita ambigua – or unidentified comparable form
  • † Composita bellula – or unidentified related form
• † Conchidium
• † Conocardium
• † Cordylodus – tentative report
• † Crania
• † Craticula – report made of unidentified related form or using admittedly obsolete nomenclature
• † Cyclonema
• † Cyclopteris – tentative report
• † Cymbidium
• † Cyphaspis
• † Cypricardinia

• 

  † Cyrtoceras
• † Cyrtospirifer
  • † Cyrtospirifer buddingtoni – type locality for species
  • † Cyrtospirifer paridaensis
• † Cystodictya
  • † Cystodictya lineata – or unidentified related form
  • † Cystodictya pustulosa – or unidentified related form
• † Dalmanites
• † Dendrograptus
• † Dentalium
  • † Dentalium hecetaensis
• † Dicoelosia
• † Dictyonema

• 

  † Didymograptus
  • † Didymograptus extensus – or unidentified comparable form
  • † Didymograptus nitidus – or unidentified comparable form
  • † Didymograptus sagitticaulis
  • † Didymograptus serratulus
• † Diplograptus
  • † Diplograptus cyperoides – or unidentified comparable form
  • † Diplograptus elongatus
  • † Diplograptus euglyptus
  • † Diplograptus hughesi
  • † Diplograptus inutilis
  • † Diplograptus modestus
  • † Diplograptus mucroterminatus
  • † Diplograptus multidens – or unidentified related form
  • † Diplograptus nicolsoni – or unidentified comparable form
• † Diplopora – tentative report
• † Drepanophycus
• † Edmondia
• † Ella – tentative report
• † Ellesmeroceras
• † Elrathia
• † Emmonsia
• † Eospirifer
• † Epiphyton

• 

  † Euomphalus
  • † Euomphalus brooksensis
  • † Euomphalus bundtzeni
  • † Euomphalus planodorsatus – or unidentified related form
  • † Euomphalus planorbis
  • † Euomphalus utahensis – or unidentified related form
• † Favosites
  • † Favosites emmonsi – or unidentified comparable form
  • † Favosites hemispericus
  • † Favosites hemisphericus
  • † Favosites limitaris
  • † Favosites radiciformis
• † Fenestella
• † Fletcheria – tentative report
• † Fusulina
• † Gastrioceras

• 

  † Geragnostus
• † Gervillia
• † Girvanella
• † Gomphoceras
• † Goniatites
• † Grewingkia
• † Gypospirifer
  • † Gypospirifer condor
• † Halysites
• † Harpides
• † Harpidium
• † Hedstroemia – tentative report
• † Heliophyllum
• † Hemirhodon
• † Hercynella

• 

  † Hexagonaria
• † Hindeodus
• † Holopea
• † Homagnostus
• † Howittia
• † Icriodus
  • † Icriodus angustoides
  • † Icriodus taimyricus
• † Idiognathodus
• † Isograptus
  • † Isograptus forcipiformis
  • † Isograptus manubriatus – or unidentified comparable form

• 

  † Kionoceras
• † Kootenia
  • † Kootenia anabarensis – or unidentified comparable form
  • † Kootenia granulospinosa – type locality for species
  • † Kootenia serrata – or unidentified comparable form
• † Krausella
• † Lejopyge
  • † Lejopyge laevigata
• † Lichas
• Lima
• † Lingula
• † Lithostrotion
  • † Lithostrotion mclareni
  • † Lithostrotion portlocki – or unidentified related form
  • † Lithostrotion sinuosum
  • † Lithostrotion warreni
• † Lucina
• † Martinia

• 

  † Meristella
  • † Meristella barrisi – or unidentified comparable form
  • † Meristella ceras – or unidentified comparable form
  • † Meristella tumida – tentative report
• † Meristina
• Mesophyllum
• † Michelinoceras – tentative report
• † Microplasma
• † Modiolus – tentative report

• 

  † Monograptus
  • † Monograptus acinaces
  • † Monograptus atavus
  • † Monograptus bohemicus
  • † Monograptus buddingtoni
  • † Monograptus calamistratus
  • † Monograptus clingani – or unidentified related form
  • † Monograptus convolutus
  • † Monograptus crenularis – or unidentified comparable form
  • † Monograptus crinitus
  • † Monograptus cyphus
  • † Monograptus difformis – or unidentified comparable form
  • † Monograptus dubius
  • † Monograptus gregarius
  • † Monograptus incommodus – or unidentified comparable form
  • † Monograptus involutus – or unidentified comparable form
  • † Monograptus nilssoni
  • † Monograptus noyesensis
  • † Monograptus pacificus
  • † Monograptus praedubius – or unidentified related form
  • † Monograptus priodon
  • † Monograptus pseudodubius
  • † Monograptus raitzhainesis – or unidentified related form
  • † Monograptus revolutus
  • † Monograptus scanicus
  • † Monograptus tenuis
  • † Monograptus thomasi – or unidentified related form
  • † Monograptus tumescens
  • † Monograptus uncinatus
  • † Monograptus undulatus
  • † Monograptus varians
  • † Monograptus vulgaris – or unidentified comparable form
  • † Monograptus yukonensis
• † Morania

• 

  † Mucrospirifer
  • † Mucrospirifer refugiensis – type locality for species
• † Murchisonia
• † Naticopsis
  • † Naticopsis bowsheri
  • † Naticopsis carleyana – or unidentified related form
  • † Naticopsis suturicompta
• † Neogondolella
• † Neospirifer
  • † Neospirifer cameratus
  • † Neospirifer fasciger – or unidentified related form
  • † Neospirifer striatus – tentative report
• † Nowakia

• 

  Nucula
  • † Nucula shumardiana – or unidentified related form
• † Oncagnostus
  • † Oncagnostus tumidosus
• † Oonoceras
• † Orthoceras
  • † Orthoceras anguliferas – or unidentified comparable form
• † Oulodus
• † Ozarkodina
  • † Ozarkodina confluens
  • † Ozarkodina eberleini – type locality for species
  • † Ozarkodina paucidentata – or unidentified comparable form
• † Pagetia
• † Panenka

• 

  † Paradoxides
• † Parafusulina – tentative report
• † Pecopteris
  • † Pecopteris arborescens
  • † Pecopteris hemitelioides
  • † Pecopteris unita
• † Pentamerus
• † Peronopsis
• † Phalagnostus
• † Phillipsia
• † Phyllograptus
• † Pinna
• † Platyceras
• † Platycrinites
• Pleurotomaria

• 

  † Polygnathus
  • † Polygnathus alexanderensis
  • † Polygnathus angusticostatus
  • † Polygnathus angustipennatus
  • † Polygnathus aspelundi
  • † Polygnathus borealis
  • † Polygnathus brevis
  • † Polygnathus churkini
  • † Polygnathus costatus
  • † Polygnathus eberleini
  • † Polygnathus eiflius
  • † Polygnathus inversus
  • † Polygnathus kennettensis
  • † Polygnathus linguiformis
  • † Polygnathus pacificus
  • † Polygnathus parawebbi
  • † Polygnathus perbonus – or unidentified related form
  • † Polygnathus praetrigonicus
  • † Polygnathus pseudofoliatus
  • † Polygnathus robusticostatus
  • † Polygnathus samueli
  • † Polygnathus sinuosus
  • † Polygnathus trigonicus
  • † Polygnathus unicornis
  • † Polygnathus xylus
• † Prodentalium
• † Proetus
• † Prohedinia
• † Pseudoamplexus
• † Pseudobornia
  • † Pseudobornia ursina
• † Pseudomelania

• 

  † Psilophyton
• † Pteria – report made of unidentified related form or using admittedly obsolete nomenclature
• † Ptychagnostus
• † Pugnax
• † Receptaculites
• † Rhynchonella
• † Rothpletzella
• † Sarcinula
• † Schwagerina
• † Sinutropis
• † Skenidioides
• † Solenopora
  • † Solenopora compacta
  • † Solenopora filiformis
• † Solenopsis – tentative report
• † Sowerbyella
• † Spathognathodus
• † Sphaerina
• † Sphaerocodium

• 

  † Spirifer
  • † Spirifer schellwieni – or unidentified related form
• † Spiriferina
  • † Spiriferina panderi – or unidentified related form
• Spirorbis
• † Spyroceras
• † Stringocephalus
• † Strophomena
• † Syringopora
• † Taeniocrada
• † Teganium

• 

  † Tentaculites
• † Tetradium
• † Tetragraptus
• † Triarthrus
• † Uraloceras
  • † Uraloceras burtiense
  • † Uraloceras fedorowi
  • † Uraloceras involutum
  • † Uraloceras nevadense
• † Westergaardodina

• 

  † Wodnika
• † Zacanthoides

This list of the Mesozoic life of Alaska contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Alaska and are between 252.17 and 66 million years of age.

• † Actinoceramus

• 

  † Alaskacephale – type locality for genus
  • † Alaskacephale gangloffi – type locality for species
• † Amaltheus
• † Amblydactylus
• † Amoeboceras
• Amusium
• † Anagaudryceras
  • † Anagaudryceras auranium
  • † Anagaudryceras aurarium
  • † Anagaudryceras inflatus
  • † Anagaudryceras sacya – type locality for species
• † Anapachydiscus
  • † Anapachydiscus nelchinensis – type locality for species
• † Anatomites
• † Anomia
• † Arcestes
• † Archaeocidaris – tentative report
• † Arcthoplites
• Arctica – tentative report

• 

  † Arcticoceras
• † Arctocephalites
  • † Arctocephalites alticostus
  • † Arctocephalites costidensus – type locality for species
  • † Arctocephalites pompeckji
• † Arctoceras
• † Arieticeras
• † Arnioceras
• † Arpadites – tentative report
• † Aspenites
• Astarte
• † Asthenoceras
• † Aviculopecten
• † Baculites
• † Belemnites
• † Bradfordia

• 

  † Cadoceras
  • † Cadoceras bathomphalum – type locality for species
  • † Cadoceras catostoma
  • † Cadoceras chinitnense – type locality for species
  • † Cadoceras comma – type locality for species
  • † Cadoceras crassicostatum – type locality for species
  • † Cadoceras doroschini
  • † Cadoceras glabrum – type locality for species
  • † Cadoceras grewingki
  • † Cadoceras kialagvikense – type locality for species
  • † Cadoceras petelini
  • † Cadoceras schmidti
  • † Cadoceras tenuicostatum – type locality for species
  • † Cadoceras wosnessenskii

• 

  † Calliphylloceras
  • † Calliphylloceras aldersoni – or unidentified comparable form
  • † Calliphylloceras freibrocki – type locality for species
  • † Calliphylloceras nizinanum – type locality for species
• † Calycoceras
• Capulus – tentative report
• Cardinia
• Cardita – tentative report
• † Cenoceras
• † Ceratites
• Cerithium – tentative report
• Chlamys
• † Chondrites – tentative report
• † Chonetes – tentative report
• Cidaris – tentative report
• † Cimolodon

• 

  Cladophlebis
  • † Cladophlebis hirta – tentative report
• † Claraia
  • † Claraia stachei
• † Cleoniceras
• † Collonia
• † Corum
• † Cosmonautilus – tentative report
• † Ctenophyllum
• † Cylindroteuthis

• 

  † Dactylioceras
  • † Dactylioceras commune – or unidentified comparable form
• † Daonella
• † Daxatina
• † Dentalium
• † Desmoceras
• † Desmophyllites
• † Didymoceras
  • † Didymoceras hornbyense – or unidentified related form
• † Docidoceras
  • † Docidoceras camachoi – type locality for species
  • † Docidoceras longalvum – or unidentified related form
  • † Docidoceras paucinodosum – type locality for species
• † Douvilleiceras
• † Dromaeosaurus
  • † Dromaeosaurus albertensis
• † Edmontonia

• 

  † Edmontosaurus – or unidentified related form
  • † Edmontosaurus saskatchewanensis
• † Ellisonia
• † Epigondolella
• † Euaptetoceras
• † Eubostrychoceras
• † Eudmetoceras
• † Euomphaloceras
• † Euomphalus
• † Fresvillia
• † Gaudryceras
• † Germanonautilus
• † Gervillia
• Ginkgo

  • 

    † Ginkgo adiantoides - or unidentified loosely related form
• Gleichenia
• † Gryphaea
  • † Gryphaea arcuataeformis
  • † Gryphaea arcusta – or unidentified comparable form
  • † Gryphaea cymbium – or unidentified comparable form
  • † Gryphaea impressimarginata
  • † Gryphaea keilhaui – or unidentified comparable form
  • † Gryphaea rockymontana
• Guttulina
• † Gymnocodium
• † Hamulus – tentative report
• † Hebetoxyites

• 

  † Hesperornis
• † Heterastridium
• † Hildaites – tentative report
• † Hypophylloceras
• † Inoceramus
  • † Inoceramus comancheanus
  • † Inoceramus cuvieri – or unidentified comparable form
  • † Inoceramus elegans – or unidentified related form
  • † Inoceramus eximius
  • † Inoceramus hobetsensis – or unidentified related form
  • † Inoceramus mamatensis – or unidentified related form
  • † Inoceramus naumanni – or unidentified comparable form
  • † Inoceramus porrectus – or unidentified comparable form
  • † Inoceramus schmidti
  • † Inoceramus subundatus – or unidentified comparable form
  • † Inoceramus teshioensis – or unidentified related form
  • † Inoceramus yokoyamai – or unidentified comparable form
• † Isastrea – tentative report
• Isognomon – tentative report
• † Joannites
• † Kepplerites
• † Kosmoceras
  • † Kosmoceras spinosum – or unidentified comparable form
• Lima
• † Lobites
• † Lucina

• 

  † Lytoceras
  • † Lytoceras eudesianum – or unidentified related form
  • † Lytoceras fimbriatum – or unidentified comparable form
• Margarites
• † Meekoceras
  • † Meekoceras gracilitatis
• † Metapolygnathus
• Milax – tentative report
• Milax
• † Modiolus
• † Muramotoceras
• † Murchisonia – tentative report
• † Myophorella
  • † Myophorella alaskaensis – type locality for species
  • † Myophorella argo
  • † Myophorella dawsoni
  • † Myophorella devexa
  • † Myophorella orientalis
  • † Myophorella packardi
  • † Myophorella tipperi
  • † Myophorella tuxedniensis – type locality for species
• † Myophoria
• † Mytilus

• 

  † Nanuqsaurus – type locality for genus
  • † Nanuqsaurus hoglundi – type locality for species
• Natica
• † Neogondolella
• † Neophylloceras
  • † Neophylloceras hetonaiense
  • † Neophylloceras ramosum
  • † Neophylloceras seresitense
• † Neospathodus – report made of unidentified related form or using admittedly obsolete nomenclature
• Nerita – tentative report
• Neritopsis

• 

  Nucula
  • † Nucula percrassa – or unidentified related form
• † Ophiceras
• Ostrea
• † Otoscaphites
• † Owenites
  • † Owenites koeneni – or unidentified comparable form
• † Oxycerites
• † Oxytoma
• † Pachydiscus
  • † Pachydiscus hazzardi – type locality for species
  • † Pachydiscus kamishakensis – type locality for species
  • † Pachydiscus obsoletiformis – type locality for species
  • † Pachydiscus ootacodensis

• 

  † Pachyrhinosaurus
  • † Pachyrhinosaurus perotorum – type locality for species
• † Pagiophyllum
• Panopea
• † Parkinsonia – tentative report
• Patella – tentative report
• † Pecten
• † Peregrinella
• Pholadomya
• † Phylloceras
• † Phyllopachyceras
  • † Phyllopachyceras chitinanum – type locality for species
  • † Phyllopachyceras forbesianum
  • † Phyllopachyceras shastalense – or unidentified comparable form
• † Pinna
• † Plagiostoma
• † Planolites – tentative report

• 

  Platanus
• † Platyceras
• † Pleuroacanthites
• † Pleuronautilus
• Pleurotomaria
• Plicatula
• † Posidonia
• † Procerites
• † Protocardia
• † Protrachyceras
• † Pseudomelania – tentative report
• † Pseudotoites
• † Pteria
• † Pterophyllum
• † Puzosia
  • † Puzosia alaskana – type locality for species
• † Reineckeites
• † Rhynchonella
• † Sagenopteris – tentative report
• † Saurexallopus

• 

  † Saurornitholestes
  • † Saurornitholestes langstoni
• † Saxoceras – tentative report
• † Scaphites
• Scurria – tentative report
• Serpula
• † Sirenites
• Solecurtus – tentative report
• Solemya – tentative report
• † Solenopora
• † Sphenobaiera
  • † Sphenobaiera biloba - or unidentified loosely related form
  • † Sphenobaiera czekanowskiana - or unidentified loosely related form
  • † Sphenobaiera longifolia - or unidentified loosely related form
• † Spiriferina
  • † Spiriferina borealis – tentative report
  • † Spiriferina yukonensis – type locality for species
• † Spirocyclina – tentative report

• 

  Spondylus – tentative report
• Terebratula
• Teredolites
• † Thamnasteria
• Thracia
• † Trichites – report made of unidentified related form or using admittedly obsolete nomenclature
• † Trigonia
• Trochus
• † Troodon
  • † Troodon formosus
• Turbo – tentative report
• Turritella – tentative report
• † Tutcheria

• 

  † Ugrunaaluk – type locality for genus
  • † Ugrunaaluk kuukpikensis – type locality for species
• † Vermiceras
• † Worthenia
• † Wyomingites
• † Xenoceltites
  • † Xenoceltites cordilleranus
• † Xenocephalites
  • † Xenocephalites hartsocki – type locality for species
  • † Xenocephalites vicarius – type locality for species
• † Yezoites
• † Zetoceras

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

• Acanthocardia
• Acirsa
• Acmaea
• Agonum
• † Ainus

• 

  Alces
• Alnus
• Alopex
  • † Alopex lagopus
• Alvania
• Amara
• Amauropsis
• Ancistrolepis
• Angulus
• † Anomalosipho – tentative report
• Anomia – tentative report
• Aphaenogaster
• Arca
• Arctica
• † Arctodus
  • † Arctodus simus
• Argobuccinum

• 

  † Arktocara – type locality for genus
  • † Arktocara yakataga – type locality for species
• Asaphidion
• Asinus
• Astarte
  • † Astarte borealis
• Astrangia
• † Aturia
• Balanus
  • † Balanus balanoides
  • † Balanus balanus
  • † Balanus crenatus
  • † Balanus nubilus – or unidentified comparable form
• Bembidion
• Beringius
  • † Beringius crebricostatus
• Betula
• Bibio
• Bison

  • 

    † Bison priscus
• † Bootherium
  • † Bootherium bombifrons
• Boreotrophon
  • † Boreotrophon rotundatus – or unidentified comparable form
• Brachidontes
• † Branchioplax
  • † Branchioplax washingtoniana
• Buccella
• Buccinum
  • † Buccinum angulosum
  • † Buccinum glaciale
• Bulbus
  • † Bulbus fragilis
• Cadulus
• Calliostoma
• Callorhinus

  • 

    † Callorhinus ursinus
• Calyptraea
• Camponotus
• Cancellaria
• Canis
  • † Canis lupus
• Carabus
  • † Carabus nemoralis – or unidentified comparable form
  • † Carabus truncaticollis – or unidentified comparable form
• † Carex
• Caryophyllia
• Cassidulina
• Castalia
• Castanea
• Cepheus

• 

  † Cervalces
• Cervus
  • † Cervus elaphus
• Ceutorhynchus – tentative report
• Chama
• Chione
• Chlamys
  • † Chlamys islandica
  • † Chlamys rubida
• † Chrysodomus – tentative report
• Chrysolina
• Cibicides
• Cingula

• 

  Clinocardium
  • † Clinocardium nuttallii
• Colus
• Corbicula
• Corbula
• † Cornwallius
• † Corylus
• Crenella
• Crepidula
• Cryptonatica
  • † Cryptonatica affinis
• Cyclocardia
• Cylichna
• Cyperus
• Delphinapterus – tentative report
• Dentalium

• 

  † Desmatophoca – tentative report
• Diacheila
• Dicrostonyx
• Dioon
• Dyschirius
• Echinarachnius
• Echinophoria
• Elphidium
• Enhydra
• Enicmus
• † Epipremnum

• 

  Epitonium
• Equus
  • † Equus alaskae
• Erignathus
  • † Erignathus barbatus
• Erigone
• Eschrichtius
• Eumetopias
• † Eumorphocorystes
• Euspira
  • † Euspira pallida
• Evalea
• † Exilia – tentative report

• 

  † Flabellaria
• Fulgoraria
• Gari
• Georissus
• Globigerina
  • † Globigerina bulloides – or unidentified related form
• Glycymeris
• Helophorus
• Hiatella
  • † Hiatella arctica
• Hinnites – tentative report
• Histriophoca
  • † Histriophoca fasciata
• Homalopoma – tentative report
• † Hydrodamalis

  • 

    † Hydrodamalis gigas
• Isurus
• † Kolponomos – or unidentified comparable form
• Lasiopodomys
• Lathrobium
• Laurus
• Leistus
• Lemmus
  • † Lemmus sibiricus
• Leptothorax
• Leukoma
• Limatula
• Liocyma
  • † Liocyma fluctuosa
• Liomesus

• 

  Littorina
• † Lora
• Lunatia
• Lyonsia
• Macoma
  • † Macoma balthica – or unidentified related form
• Macrocallista – tentative report
• Magnolia
• † Mammut
• † Mammuthus

  • 

    † Mammuthus primigenius
• Margarites
• Marmota
• Martesia – tentative report
• Mathilda
• Messor
• † Metacarcinus
• Micropeplus
• Microtus
• Modiolus
• Musculus
  • † Musculus niger
• † Mya
  • † Mya arenaria – or unidentified comparable form
  • † Mya truncata

• 

  Myrica
• Mytilus
  • † Mytilus edulis
• Natica
• Nebria
• Neoconorbina
• Neptunea
  • † Neptunea heros
  • † Neptunea lyrata
  • † Neptunea ventricosa
• Neverita
• Notiophilus
• Nucula
• Ochotona
  • † Ochotona whartoni
• Odobenus

  • 

    † Odobenus rosmarus
• Oenopota
  • † Oenopota candida
• † Osmunda
• Ostrea
• Ovibos
  • † Ovibos moschatus
• Ovis
  • † Ovis dalli – tentative report
• † Oxytoma
• Pagophilus
• Palliolum
• Pandora
• Papyridea
• Patrobus
• † Perse
• Phenacomys
• Phoca
  • † Phoca hispida

  • 

    † Phoca vitulina
• Picea
  • † Picea glauca
  • † Picea mariana
  • † Picea sitchensis – or unidentified comparable form
• Pinus
  • † Pinus monticola
• Pitar
• † Planera
• Plicifusus
  • † Pododesmus macrochisma
• Polinices

• 

  Populus
• Portlandia
• † Portunites
• † Predicrostonyx
  • † Predicrostonyx hopkinsi
• † Protocardia – tentative report
• † Protochelydra
  • † Protochelydra zangerli – or unidentified comparable form
• Protothaca
• Pteris
• Pterostichus
• Puncturella
  • † Puncturella longifissa
• Purpura
• Pusa – or unidentified related form
  • † Pusa hispida
• Pyrgo
• Pyrulofusus
• Quercus
• Quinqueloculina
• Rangifer

  • 

    † Rangifer tarandus
• Rhabdus
• Rosalina
• † Rotalia
• Saiga
• Saxidomus
• Scaphander
  • † Scaphander lignarius – or unidentified comparable form
• † Scutella
• Sequoia
• Serripes
  • † Serripes groenlandicus
• Siliqua

• 

  Siphonalia
• Sorex
• Spermophilus
  • † Spermophilus undulatus
• Spirorbis
• Spirotropis
• Spisula
• Stenus
• Strongylocentrotus
  • † Strongylocentrotus droebachiensis
• † Symphoricarpos
• Tachyrhynchus
  • † Tachyrhynchus erosus
• Taxodium

  • 

    † Taxodium distichum
• Tellina
• Terebratula
• Thracia
• Thyasira
• Tonicella
• Trichotropis
  • † Trichotropis bicarinata
• † Tsuga
  • † Tsuga heterophylla
• Turritella
• Ulmus
• Ursus
• † Vaccinium
• Venericardia
• Vitis
• Volutopsius
• Vulpes

  • 

    † Vulpes vulpes
• Xysticus
• Yoldia

• Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.