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.
Precambrian The Paleobiology Database records no known occurrences of Precambrian fossils in Alaska.
Paleozoic
Selected Paleozoic taxa of 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
Mesozoic
Selected Mesozoic taxa of Alaska 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