List of the Mesozoic life of Alaska

• Acila • †Actinoceramus • †Actinoceramus concentricus • †Actinoceramus sulcatus • †Alaskacephale'' – type locality for genus • †Alaskacephale gangloffi – type locality for species • †Allocotidus – type locality for genus • †Allocotidus bruesi – type locality for species • †Alpinophyllia • †Alpinophyllia flexuosa • †Amaltheus • †Amblydactylus • †Amblysiphonella • †Amoeboceras • †Ampakabastraea • †Ampakabastraea cowichanensis • †Ampakabastraea nodosa – or unidentified comparable form • Amusium • †Anagaudryceras • †Anagaudryceras auranium • †Anagaudryceras aurarium • †Anagaudryceras inflatus • †Anagaudryceras sacya – type locality for species • †Anapachydiscus'' • †Anapachydiscus nelchinensis – type locality for species • †Anatomites • †Anatomites externiplicatus • †Anatomites septentrionalis – type locality for species • †Andangularia • †Andangularia wilsoni – type locality for species • †Anomia • †Anoptychia – tentative report • †Anthostylis • †Anthostylis acanthophora • †Antiquilima – tentative report • †Aopullina – tentative report • †Aquilapollenites • †Aquilapollenites decorus • †Aquilapollenites fusiformis • †Aquilapollenites quadrilobus • †Aquilapollenites reticulatus • †Aquilapollenites scabridus • †Arcestes • †Archaeocidaris – tentative report • †Archaeodictyomitra • †Archaeodictyomitra exigua – type locality for species • †Archaeospongoprunum • †Archaeospongoprunum helense – type locality for species • †Arcthoplites • †Arcthoplites belli • †Arcthoplites talkeetnanus • Arctica – tentative report • †Arcticoceras'' • †Arctocephalites • †Arctocephalites alticostus • †Arctocephalites costidensus – type locality for species • †Arctocephalites pompeckji • †Arctoceras • †Arctoceras blomstrandi • †Arctoceras tuberculatum • †Arctoceras tuberculatus • †Arctopteris • †Arctopteris kolymensis – or unidentified related form • †Arctopteris rarinervis • †Areaseris • †Areaseris nevadensis • †Arieticeras • †Arieticeras domarense – or unidentified related form • †Arnioceras'' • †Arnioceras arnouldi – or unidentified comparable form • †Arpadites – tentative report • †Aspenites • †Aspenites acutus • Astarte • †Astarte carlottensis • †Asthenoceras • †Asthenoceras nannodes – or unidentified related form • †Astraeomorpha • †Astraeomorpha confusa • †Astraeomorpha crassisepta • †Astrocoenia – tentative report • †Atractites • †Atreta • †Aucella • †Aucella okensis • †Aucella spitiensis • †Aucella subokensis • †Aucellina • Avicula • †Avicula soperi • †Aviculopecten'' • †Azonia • †Azonia cribrata • †Azonia pulchella • †Azonia strictiparva ==B==

• †Baculites'' • †Baculites occidentalis • †Badouxia • †Badouxia canadensis • †Badouxia columbiae • †Bathysiphon • †Belemnites • †Betraccium • †Betraccium perilense – or unidentified related form • †Bipedis • †Bipedis acrostylus • †Biplica • †Birisia • †Birisia alata • †Birisia ochotica • †Birisia oerstedtii – or unidentified comparable form • †Bisulcocypridea • †Bositra • †Bositra buchi – or unidentified comparable form • †Bradfordia • †Bradfordia oppeliiformis – type locality for species • †Brewericeras • †Brewericeras breweri • †Brewericeras hulenense • †Brewericeras hulense – or unidentified comparable form • †Buchia • †Buchia bronni – or unidentified comparable form • †Buchia concentrica • †Buchia crassicolis • †Buchia crassicollis • †Buchia fischeriana – or unidentified related form • †Buchia keyserlingi • †Buchia mosquensis • †Buchia pacifica • †Buchia pallasi – or unidentified comparable form • †Buchia piochii • †Buchia rugosa • †Buchia solida • †Buchia sublaevis • †Bullatimorphites • †Bullatimorphites varicostatum – type locality for species ==C==

• †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 • †Callistopollenites • †Callistopollenites radiostriatus • †Callizoniceras • †Callospiriferina • †Callospiriferina tumida • †Calycoceras • †Camptonectes • †Camptonectes dettermani • †Canadoceras • †Canadoceras kossmati – or unidentified comparable form • †Canadoceras newberryanum • †Canadoceras yokoyamai • †Candonopsis – tentative report • †Canutus – tentative report • †Canutus ingrahamensis • †Capnuchosphaera • †Capnuchosphaera deweveri – or unidentified related form • †Capnuchosphaera lenticulata – or unidentified related form • †Capnuchosphaera mexicana • †Capnuchosphaera schenki • †Capnuchosphaera smithorum • †Capnuchosphaera theoloides – or unidentified related form • †Capnuchosphaera tricornis • cap sea snails Capulus'' – tentative report • Cardinia • Cardita – tentative report • †Cassianella • †Cassianella cordillerana – type locality for species • †Cassianella gravinaensis – type locality for species • †Cassianella lingulata • †Cavussurella • †Cavussurella grammi – type locality for species • †Cedriplites • †Cedriplites canadensis • †Cenoceras'' • †Cenoceras imlayi – type locality for species • †Cephalotaxopsis • †Cephalotaxopsis intermedia • †Ceratites • †Cercomya – tentative report • †Ceriostella • †Ceriostella martini • †Ceriostella parva • Cerithium – tentative report • †Chandlerichthys – type locality for genus • †Chandlerichthys strickeri – type locality for species • †Chinitnites • †Chinitnites parviformus – type locality for species • Chlamys • †Choffatia • †Chondrites – tentative report • †Chondrites heeri – or unidentified comparable form • †Chondrocoenia • †Chondrocoenia paradoxa – or unidentified comparable form • †Chonetes – tentative report • †Christitys • †Christitys martini – type locality for species • †Chulitnacula • †Chulitnacula alaskana – type locality for species • sea urchin Cidaris'' – tentative report • †Cimolodon • Cladophlebis • †Cladophlebis hirta – tentative report • †Claraia • †Claraia stachei • †Cleoniceras • †Cleoniceras overbecki – type locality for species • †Clionitites – tentative report • †Cobbanites • †Cobbanites talkeetnanus • †Coccophyllum • †Collonia • †Collonia occidentalis – or unidentified comparable form • †Coniopteris • †Coniopteris arctica - or unidentified loosely related form • †Coniopteris saportana • †Conucardia • †Corum • †Corum perfectum • †Corum regium • †Corum speciosum • †Cosmonautilus – tentative report • †Costispiriferina • †Costispiriferina pittensis – or unidentified related form • †Covracythere • †Covracythere binoda – type locality for species • †Covracythere gryci – type locality for species • †Cranwellia • †Cranwellia rumseyensis • †Cranwellia striata • †Crassistella • †Crassistella juvavica • †Crassistella parvula • †Crassistella vesiculosa – or unidentified comparable form • †Crenipecten – tentative report • †Crenipecten crenulatus – or unidentified comparable form • †Crucella • †Crucella magna – type locality for species • †Ctenis • †Ctenophyllum • †Ctenophyllum angustifolim – tentative report • †Cuifia • †Cuifia marmorea – or unidentified comparable form • †Curtoseris • †Curtoseris dunlapcanyonae • †Cyathocoenia • †Cycloceltites • †Cycloceltites arduini – or unidentified comparable form • †Cylindroteuthis • †Cypridea • †Cyrtia • †Cyrtina – report made of unidentified related form or using admittedly obsolete nomenclature ==D==

• †Dactylioceras'' • †Dactylioceras commune – or unidentified comparable form • †Dactylioceras kanense • †Dagyspirifer – type locality for genus • †Dagyspirifer fascicostata – type locality for species • †Damesites • †Damesites hetonaiensis • †Daonella • †Daxatina • †Daxatina canadensis – or unidentified comparable form • Dentalina • †Dentalium • †Desmiophyllum • †Desmiophyllum magnum • †Desmiophyllum spp. • †Desmoceras • †Desmoceras japonicum • †Desmophyllites • †Desmophyllites diphylloides • †Dettermania • †Dettermania truncata – type locality for species • Dicotylophyllum • †Dicotylophyllum spp. • †Dictyophyllum • †Dictyophyllum nilssoni • †Didymoceras'' • †Didymoceras hornbyense – or unidentified related form • †Dielasma – tentative report • †Dielasma chapini – type locality for species • †Dieneroceras • †Dieneroceras dieneri • †Dimyodon • †Dimyodon storrsi • †Diplomoceras • †Diplomoceras notabile • †Diplomoceras notable • †Discamphiceras • †Discamphiceras reissi – or unidentified related form • †Discamphiceras silberlingi – or unidentified comparable form • †Discophyllites • †Discophyllites patens • †Discotropites • †Discotropites davisi • †Discotropites mojsvarensis • †Discotropites sandlingensis • †Distichomeandra • †Distichomeandra austriaca • †Distichomeandra minor • †Distichophyllia • †Distichophyllia marmorea • †Distichophyllia melnikovae – type locality for species • †Distichophyllia norica • Ditrupa • †Ditrupa cornu – type locality for species • †Divatella • †Divatella robinsoni – type locality for species • †Docidoceras • †Docidoceras camachoi – type locality for species • †Docidoceras longalvum – or unidentified related form • †Docidoceras paucinodosum – type locality for species • †Docidoceras widebayense – type locality for species • †Douvilleiceras'' • †Douvilleiceras mammillatum • †Dromaeosaurus • †Dromaeosaurus albertensis ==E==

• †Edmontonia • †Edmontosaurus'' – or unidentified related form • †Edmontosaurus saskatchewanensis • †Eleganticeras • †Eleganticeras exaratum – or unidentified comparable form • †Ellisonia • †Ellisonia triassica • †Elymella – tentative report • †Elymella nuculoides – or unidentified comparable form • †Elysastraea • †Elysastraea profunda • †Elysastraea vancouverensis • †Enantigonathus • †Enantigonathus mungoensis • †Enantigonathus ziegleri • †Entolium • †Entolium utukokense – type locality for species • †Entolium yukonensis – type locality for species • †Entollum • †Eocomoseris • †Eocomoseris ramosa • †Eogunnarites • †Eogunnarites alaskaensis • †Eogunnarites alaskensis • †Eolytoceras • †Eolytoceras tasekoi – or unidentified comparable form • †Eopecten – tentative report • †Epigondolella • †Epigondolella bidentata – or unidentified comparable form • †Eptingium • †Eptingium manfredi – or unidentified comparable form • †Equisetites • †Equisetites burejensis • †Erdtmanipollis • †Erdtmanipollis procumbentiformis • †Erycites • †Erycites howelli • †Euaptetoceras • †Euaptetoceras amplectens • †Euaptetoceras nucleospinosum – or unidentified related form • †Eubostrychoceras'' • †Eubostrychoceras japonicum – or unidentified comparable form • †Eudmetoceras • †Eudmetoceras eudmetum – or unidentified related form • †Euflemingites • †Euflemingites cirratus • †Euflemingites romunderi • †Eumorphotis • †Eumorphotis nationalis – type locality for species • †Euomphaloceras • †Euomphalus • †Euphyllites – tentative report ==F==

• †Faguspollenites • †Faguspollenites granulatus • †Fanninoceras • †Fanninoceras carlottense • †Fanninoceras fannini • †Fanninoceras maudense – or unidentified comparable form • †Ferresium • †Fibulapollis • †Fissirhynchia • †Fissirhynchia fissicostata • †Flaventia – tentative report • †Flaventia kukpowrukensis – type locality for species • †Franziceras – tentative report • †Freboldiceras – type locality for genus • †Freboldiceras singulare – type locality for species • †Fresvillia • †Fresvillia teres – or unidentified related form ==G==

• †Gabbioceras • †Gablonzeria • †Gablonzeria grandiosa • †Gablonzeria major • †Gablonzeria profunda • †Gaudryceras'' • †Gaudryceras denseplicatum – or unidentified related form • †Gaudryceras hobetsense • †Gaudryceras tenuiliratum • †Gavellinella • †Gavellinella velascoensis – or unidentified comparable form • †Germanonautilus • †Germanonautilus brooksi – type locality for species • †Gervillia • †Gervillia spp. • Ginkgo • †Ginkgo adiantoides'' - or unidentified loosely related form • †Ginkgo concinna - or unidentified loosely related form • Gleichenia • †Gleichenia pseudocrenata – or unidentified comparable form • †Glossites – tentative report • †Glossites lingualis – or unidentified comparable form • †Goniomya – tentative report • †Gonodon – tentative report • †Gowericeras • †Gowericeras snugharborense – type locality for species • †Gowericeras spinosum – type locality for species • †Grammatodon • †Grantziceras • †Grantziceras affine • †Grantziceras glabrum • †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 • †Gulielmiceras • †Gulielmiceras alaskanum – type locality for species • Guttulina • †Gymnocodium • †Gymnocodium bellerophontis • †Gypsonictops – or unidentified comparable form • Gyroidinoides ==H==

• †Halobia • †Halobia alaskana – type locality for species • †Halobia austriaca • †Halobia brooksi – type locality for species • †Halobia cordillerana • †Halobia dalliana – type locality for species • †Halobia dilatata • †Halobia distincta • †Halobia fallax • †Halobia halorica • †Halobia lineata • †Halobia ornatissima • †Halobia septentrionalis – type locality for species • †Halobia superba • †Halobia sustriaca • †Halobia symmetrica – type locality for species • †Halomitra – report made of unidentified related form or using admittedly obsolete nomenclature • †Halomitra triadica • †Halorella – tentative report • †Halorites • †Hamulus – tentative report • †Hannaoceras – tentative report • Haplophragmoides • †Hauerites • †Healdia • †Hebetoxyites • †Hebetoxyites hebes – or unidentified related form • †Heilungia • †Heilungia oloensis – or unidentified comparable form • †Heptastylis • †Hesperornis'' • †Heterastridium • †Heterastridium conglobatum • Heteropora • †Hiatobairdia • †Hiatobairdia arcuata • †Higumastra • †Higumastra transversa – type locality for species • †Hildaites – tentative report • †Himavatites – tentative report • †Himavatites multiauritis – or unidentified comparable form • †Holcophylloceras • †Holcophylloceras costisparsum • †Hoplotropites • †Hoplotropites jokelyi – or unidentified comparable form • †Hsuum – tentative report • †Hsuum inexploratum – type locality for species • †Hulenites • †Hulenites reesidei – or unidentified comparable form • †Hypophylloceras • †Hypophylloceras californicatus – or unidentified comparable form • †Hypophylloceras californicum – or unidentified comparable form ==I==

• †Iniskinites • †Iniskinites abruptus – type locality for species • †Iniskinites intermedius – type locality for species • †Iniskinites magniformus • †Iniskinites martini – type locality for species • with a human indicating its size †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 • †Integricorpus • †Isastrea – tentative report • Isocrinus • †Isocrinus gravinse • †Isocyprina – tentative report • Isognomon'' – tentative report ==J==

• †Joannites • †Juvavites • †Juvavites knowltoni • †Juvavites magnus – or unidentified comparable form • †Juvavites subinterruptus • †Juvenites • †Juvenites septentrionalis ==K==

• †Kammerkarites • †Kammerkarites frigga – or unidentified comparable form • †Kammerkarites megastoma - or unidentified loosely related form • †Kenella • †Kenella filatovii • †Kennicottia – type locality for genus • †Kennicottia bifurcata – type locality for species • †Kennicottia rugosa – type locality for species • †Kepplerites • †Kompsasteria • †Kompsasteria oligocystis – or unidentified comparable form • †Kosmoceras • †Kosmoceras spinosum'' – or unidentified comparable form • †Kuhnastraea • †Kuhnastraea decussata • †Kuhnastraea incrassata – type locality for species • †Kukaspis – type locality for genus • †Kukaspis usingeri – type locality for species ==L==

• †Laballa • †Laballa suessi • †Lanceolites • †Lanceolites bicarinatus • †Lanceolites compactus • †Latimaeandra – report made of unidentified related form or using admittedly obsolete nomenclature • †Latimaeandra alaskana • †Leconteites • †Leconteites deansi • †Leconteites deansii • †Leconteites modestus • †Lemuroceras • †Lemuroceras dubium – or unidentified comparable form • †Leptaleoceras – tentative report • †Liliacidites • †Liliacidites variegatus • †Lilloettia • †Lilloettia buckmani • †Lilloettia lilloetensis • †Lilloettia mertonyarwoodi • †Lilloettia milleri – type locality for species • †Lilloettia stantoni – type locality for species • Lima • †Lima blackburnei – type locality for species • †Lima kimballi – or unidentified related form • †Lima martini – type locality for species • †Lima spp. • †Lioceratoides • †Lioceratoides involutum – or unidentified comparable form • †Liospiriferina • †Liospiriferina rostrata • †Lobites • †Lobites pacianus – or unidentified comparable form • †Lobothyris • †Lobothyris monstrifer – or unidentified comparable form • †Lobothyris mostrifer – or unidentified comparable form • †Lobothyris praepunctata • †Lobothyris punctata – or unidentified comparable form • †Loranthacites • †Loranthacites pilatus • †Lucina • †Lytoceras'' • †Lytoceras eudesianum – or unidentified related form • †Lytoceras fimbriatum – or unidentified comparable form ==M==

• †Maclurites – tentative report • †Macrophylloceras • †Macrophylloceras grossicostatum • †Maeandrostylis • †Maeandrostylis grandiseptus • †Maeandrostylis vancouverensis • †Mancicorpus • †Mancicorpus trapeziforme • †Maoritrigonia • †Margarastraea • †Margarastraea eucystis • †Margarastraea granissima • sea snail Margarites'' • †Margarites moffiti – type locality for species • †Margaritropites • †Margaritropites johnsoni • †Margarosmilia • †Margarosmilia chalyana – tentative report • †Margarosmilia charlyana • †Margarosmilia confluens • †Margarosmilia richthofeni – or unidentified comparable form • †Marginotruncana • †Marginotruncana sigali – or unidentified comparable form • †Marshallites • †Marshallites cumshewaensis • †Meekoceras • †Meekoceras gracilitatis • †Meginoceras • †Meleagrinella • †Mesochara • †Mesopuzosia • †Mesopuzosia indopacifica – or unidentified comparable form • †Metapolygnathus • †Metapolygnathus primitius • †Metasibirites • †Metussuria • †Metussuria waageni • †Microchara • †Microdoma – tentative report • †Microreticulatisporites • †Microreticulatisporites uniformis • Milax • †Milax alienus – type locality for species • †Milax flexuosus – type locality for species • †Milax inflatus – type locality for species • †Minetrigonia • †Minetrigonia cairnesi – or unidentified comparable form • †Minetrigonia suttonensis • †Mirella • †Mirella borealis – or unidentified related form • , or horsemussel †Modiolus'' • †Moffiites • †Moffiites robustus • †Moffites • †Moffites robustus • †Moffitites – type locality for genus • †Moffitites crassus • †Moffitites robustus – type locality for species • †Mojsvaroceras – tentative report • †Mongolocypris • †Monotis • †Monotis alaskana – type locality for species • †Monotis anjuensis • †Monotis daonellaeformis • †Monotis haueri • †Monotis jakutica • †Monotis obtusicostata • †Monotis ochotica • †Monotis pachypleura • †Monotis pinensis – tentative report • †Monotis subcircularis • †Monotis typica • †Montlivaltia • †Montlivaltia martini – type locality for species • †Muelleritortis • †Muelleritortis cochleata • †Mullerites • †Mullerites pleuroacanthitoides – or unidentified comparable form • †Muramotoceras • †Muramotoceras yezoense – or unidentified related form • †Murchisonia – tentative report • †Myoconcha • †Myoconcha nana – or unidentified comparable form • †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 • †Myophoria beringiana – type locality for species • †Myphoria – tentative report • †Mytiloceramus • †Mytiloceramus lucifer • †Mytiloides • †Mytiloides stantoni • mussels †Mytilus'' ==N==

• †Nanuqsaurus'' – type locality for genus • †Nanuqsaurus hoglundi – type locality for species • Napora • †Napora aculeata – type locality for species • †Napora bukryi – or unidentified comparable form • †Napora milleri – type locality for species • †Napora pualensis – type locality for species • †Nathorstites • †Nathorstites alaskanus – type locality for species • Natica • †Natica spp. • †Neogondelella • †Neogondelella jubata • †Neogondolella • †Neogondolella navicula • †Neogondolella silberlingi • †Neogondolella tozeri • †Neohimavatites • †Neohimavatites canadensis – or unidentified comparable form • †Neophylloceras • †Neophylloceras hetonaiense • †Neophylloceras ramosum • †Neophylloceras seresitense • †Neospathodus – report made of unidentified related form or using admittedly obsolete nomenclature • †Neospathodus conservativus • sea snail Nerita'' – tentative report • †Neritaria • †Neritaria nuetzeli – type locality for species • Neritopsis • †Nevadathalamia • †Nevadathalamia cylindrica • †Nevadathalamia minima – type locality for species • †Nilsonia • †Nilsonia decursiva – or unidentified comparable form • †Nilsonia magnifolia • †Nilsonia menneri • †Nilsonia polymorpha • †Nilsonia serotina – or unidentified comparable form • Nodosaria • †Novispathodus • †Novispathodus waageni • Nucula'' • †Nucula percrassa – or unidentified related form • Nuculana – tentative report ==O==

• †Ogmoconcha • †Ogmoconcha alaskaense – type locality for species • †Ogmoconcha limbata – or unidentified related form • †Ogmoconcha marquardti • †Ogmoconcha owthropensis • †Ogmoconcha tailleuri – type locality for species • †Ogmoconcha unicerata – type locality for species • †Omphaloptycha • †Onychiopsis • †Onychiopsis psilotoides – or unidentified comparable form • †Ophiceras • †Ophiceras commune • †Ophiceras greenlandicum – or unidentified comparable form • †Orbiculiforma • †Orbiculiforma iniqua – type locality for species • †Orbiculiforma multifora – or unidentified related form • †Orbiculiformella – tentative report • †Orbiculiformella incognita – type locality for species • Ostrea • †Otoceras • †Otoceras boreale • †Otoscaphites • †Otoscaphites teshioensis • †Otozamites • †Otozamites bornholmiensis – tentative report • †Otozamites pterophylloides • †Owenites • †Owenites koeneni – or unidentified comparable form • †Oxycerites'' • †Oxycerites chinitnana – type locality for species • †Oxytoma ==P==

• †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 • †Pagiophyllum falcatum • †Pagiophyllum triangulare • †Palaeastraea • †Palaeastraea borealis • †Palaeastraea descussata • †Palaeopharus • †Palaeopharus buriji – or unidentified comparable form • †Paleosaturnalis • †Pamiroseris • †Pamiroseris borealis – type locality for species • †Pamiroseris meriani • †Pamiroseris rectilamellosa – or unidentified comparable form • Panopea • †Panopea elongatissima – or unidentified comparable form • †Panopea kissoumi • †Pantanellium • †Pantanellium fosteri – or unidentified related form • †Paracadoceras • †Paracadoceras chisikense – type locality for species • †Paracadoceras moffiti – type locality for species • †Paracadoceras multiforme • †Paracadoceras tonniense – type locality for species • †Paracuifia • †Paracuifia anomala • †Paracuifia jennieae – type locality for species • †Paracuifia smithi – type locality for species • †Paracyclas – tentative report • †Paracyclas ellipticus – or unidentified comparable form • †Paradelphinulopsis • †Paradelphinulopsis vallieri • †Parallelodon • †Parallelodon cumshewaensis • †Parallelodon simillimus • †Paranannites • †Paranannites aspenensis • †Paranannites slossi • †Parareineckeia • †Parareineckeia hickersonensis – type locality for species • †Parareineckeia shelikofana – type locality for species • †Parasilesites – type locality for genus • †Parasilesites bullatus – type locality for species • †Parasilesites irregularis – type locality for species • †Parastraeomorpha • †Parastraeomorpha minuscula • †Parataxodium • †Parataxodium wigginsii – or unidentified comparable form • †Paratropites • †Parauvanella • †Parauvanella ferdowsensis – or unidentified comparable form • †Parkinsonia – tentative report • †Paroecotraustes • †Paronaella • †Paronaella bandyi – or unidentified related form • †Paronaella pessagnoi – type locality for species • †Paronaella pygmaea – or unidentified related form • †Paronaella venadoensis – or unidentified related form • †Paronaella venusta – type locality for species • †Partschiceras • †Partschiceras ellipticum – type locality for species • †Partschiceras grantzi – type locality for species • †Partschiceras japonicum • †Partschiceras subobtusiforme • Parvamussium – report made of unidentified related form or using admittedly obsolete nomenclature • †Parvicingula • †Parvicingula blackhornensis • †Parvicingula praeacutum – type locality for species • †Parvicingula rothwelli – or unidentified related form • †Patagiosites • †Patagiosites alaskensis – type locality for species • Patella – tentative report • †Pecten • †Pecten spp. • †Pelekodites • †Pelekodites pelekus – or unidentified comparable form • †Pentacrinus • †Peregrinella'' • †Peregrinella chisania – type locality for species • †Peribositria – report made of unidentified related form or using admittedly obsolete nomenclature • †Peribositria mimer – tentative report • †Perispyridium • †Perispyridium alinchakense • †Perispyridium dettermani • †Perispyridium nitidum • †Phacelophyllia – report made of unidentified related form or using admittedly obsolete nomenclature • †Phacelophyllia suttonensis • †Phacelostylophyllum • †Phacelostylophyllum zitteli • †Phloioceras • †Phoenicopsis • †Phoenicopsis angustifolia - or unidentified loosely related form • Pholadomya • †Phylloceras'' • †Phylloceras bakeri – type locality for species • †Phyllopachyceras • †Phyllopachyceras chitinanum – type locality for species • †Phyllopachyceras forbesianum • †Phyllopachyceras shastalense – or unidentified comparable form • †Piarorhynchia – report made of unidentified related form or using admittedly obsolete nomenclature • †Piarorhynchia hamiltonensis – type locality for species • †Pinacoceras • †Pinacoceras rex – or unidentified comparable form • †Pinna • †Pinna expansa – or unidentified comparable form • †Pinnigena • †Pityolepis – tentative report • †Pityophyllum • †Pityophyllum nordenskioldii - or unidentified loosely related form • †Pityophyllum staratschinii - or unidentified loosely related form • †Pityostrobus • †Pityostrobus piceoides – or unidentified comparable form • †Placites • †Placunopsis – tentative report • †Plagiostoma • †Planolites – tentative report • , or plane tree Platanus'' • †Platanus louravetlanica • †Platyceras • †Pleuroacanthites • †Pleuroacanthites mulleri - or unidentified loosely related form • †Pleuromya • †Pleuromya carlottensis • †Pleuronautilus • †Pleuronautilus alaskensis – type locality for species • †Pleurophorus – report made of unidentified related form or using admittedly obsolete nomenclature • †Pleurophorus overbecki – type locality for species • Pleurotomaria • Plicatula • †Plicatula perimbricata – or unidentified comparable form • †Plicatula periobricata – or unidentified comparable form • †Podozamites • †Podozamites eichwaldii - or unidentified loosely related form • †Podozamites spp. • †Polycingulatisporites • †Polycingulatisporites triangularis • †Posidonia • †Poulpus • †Poulpus transitus • †Praeparvicingula • †Praeparvicingula communis – type locality for species • †Praeparvicingula decora – or unidentified related form • †Praeparvicingula inornata – type locality for species • †Praeparvicingula prisca – type locality for species • †Proarcestes • †Proarcestes shastensis • †Procerites • †Procerites irregularis – type locality for species • †Procyclolites • †Projuvavites • †Projuvavites brockensis • †Promathildia – tentative report • †Proptychites • †Proptychites rosenkrantzei – or unidentified comparable form • †Protocardia • †Protocula • †Protocula bassetti • †Protorcula • †Protorcula bassetti – type locality for species • †Protrachyceras'' • †Pseudammatoceras • †Pseudammatoceras benneri – or unidentified related form • †Pseudaptetoceras • †Pseudaptetoceras klimakomphalum • †Pseudobythocypris • †Pseudocrucella • †Pseudocrucella plana – type locality for species • †Pseudocrucella prava – type locality for species • †Pseudocycas • †Pseudodictromitria • †Pseudodictromitria carpatica • †Pseudoencurtis • †Pseudoheliodiscus • †Pseudoheliodiscus viejoensis • †Pseudolioceras • †Pseudolioceras compactile – or unidentified comparable form • †Pseudolioceras costistriatum – type locality for species • †Pseudolioceras fastigatum – type locality for species • †Pseudolioceras lythense – or unidentified comparable form • †Pseudolioceras whiteavesi • sea snail †Pseudomelania'' – tentative report • †Pseudomonotis – tentative report • †Pseudophyllites • †Pseudophyllites indra • †Pseudosageceras • †Pseudoseptifer • †Pseudospondylospira – type locality for genus • †Pseudospondylospira perplexa – type locality for species • †Pseudostylosphaera • †Pseudostylosphaera coccostyle • †Pseudostylosphaera helicatum • †Pseudostylosphaera japonica • †Pseudostylosphaera nazarovi • †Pseudotoites • †Pseudotoites argentinus – or unidentified comparable form • †Pseudotoites transatlanticus – or unidentified comparable form • †Pseudoxybeloceras – tentative report • †Pteria • †Pterophyllum • †Pterophyllum aequale • †Pterophyllum rajmahalense • †Ptychoceras • †Ptychoceras laeve – or unidentified comparable form • †Ptyctothyris – report made of unidentified related form or using admittedly obsolete nomenclature • †Ptyctothyris stephani • Purpurina • †Purpurina gravinaensis – type locality for species • †Puzosia'' • †Puzosia alaskana – type locality for species • †Puzosigella • †Puzosigella perrinsmithi – or unidentified comparable form • †Puzosigella spp. • †Puzosigella taffi – or unidentified comparable form ==Q==

• †Quercoidites • †Quercoidites genustriatus ==R==

• †Recytella • †Reineckeites • †Reineckeites stuebeli – or unidentified comparable form • †Reineckia • †Reineckia stuebeli – or unidentified comparable form • †Retiophyllia • †Retiophyllia caespitosa • †Retiophyllia clathrata – type locality for species • †Retiophyllia dawsoni • †Retiophyllia delicatula • †Retiophyllia fenestrata • †Retiophyllia frechi – or unidentified comparable form • †Retiophyllia norica • †Retiophyllia obtusa • †Retiophyllia oppeli • †Retiophyllia parviseptum • †Retiophyllia robusta – or unidentified comparable form • †Retiophyllia tenuicosta • Rhombocythere • †Rhynchonella'' • †Rhynchonella blackwelderi – type locality for species ==S==

• †Sagenites – tentative report • †Sagenopteris – tentative report • †Sarla • †Sarla vetusta • †Saurexallopus • preying upon a multituberculate mammal †Saurornitholestes'' • †Saurornitholestes langstoni • †Saxoceras – tentative report • †Saxoceras portlocki - or unidentified loosely related form • †Scaphites • †Scheffleraephyllum • †Scheffleraephyllum venustum • †Schizodus – tentative report • †Schizodus appressus – or unidentified comparable form • †Sciponoceras • Scurria – tentative report • †Seirocrinus • †Seirocrinus subangularis • †Septocardia • †Septocardia pascoensis – or unidentified comparable form • †Septocardia peruviana – or unidentified comparable form • Serpula • †Seymourites • †Seymourites abruptus • †Seymourites alticostatus – type locality for species • †Seymourites gittinsi • †Seymourites ingrahami • †Seymourites mcevoyi • †Seymourites multus • †Seymourites plenus • †Seymourites tychonis • †Siemiradzkia – or unidentified comparable form • †Siemiradzkia aurigera • †Sigmopollis • †Sigmopollis psilatus • †Simbirskites • †Sirenites • †Sirenites hayesi – type locality for species • Solecurtus'' – tentative report • †Solecurtus chapmani – type locality for species • Solemya – tentative report • †Solenopora • †Sonninia • †Sonninia alaskensis – type locality for species • †Sonninia bifurcata – type locality for species • †Spatulites • †Spatulites spatians – or unidentified related form • †Sphaerocladiscites • †Sphaerocladiscites martini – type locality for species • †Sphaerocladiscites mendenhalli – type locality for species • †Sphaeroidochyria – tentative report • †Sphenobaiera'' • †Sphenobaiera biloba - or unidentified loosely related form • †Sphenobaiera czekanowskiana - or unidentified loosely related form • †Sphenobaiera longifolia - or unidentified loosely related form • †Spinidelphinulopsis • †Spinidelphinulopsis whaleni • †Spiriferina • †Spiriferina borealis – tentative report • †Spiriferina yukonensis – type locality for species • †Spirocyclina – tentative report • †Spirogmoceras • †Spirogmoceras shastense – or unidentified comparable form • †Spondylospira • †Spondylospira lewesensis • , or spiny oyster Spondylus'' – tentative report • †Spongiomorpha • †Spongiomorpha acyclica • †Spongiomorpha gibbosa • †Spongiomorpha ramosa • †Steinmannites • †Stellispongia • †Stellispongia subsphaerica – or unidentified comparable form • †Stenocadoceras • †Stenocadoceras bowserense – type locality for species • †Stenocadoceras iniskinense – type locality for species • †Stenocadoceras multicostatum – type locality for species • †Stenocadoceras pomeroyense – type locality for species • †Stenocadoceras stenoloboide • †Stenocadoceras striatum – type locality for species • †Stenorachis • †Stenorachis striolatus • †Stereisporites • †Stereisporites regium • †Stromatomorpha • †Stromatomorpha californica • †Stylophyllum • †Stylophyllum pygmaeum • †Sunrisites – tentative report ==T==

• †Taeniopteris – tentative report • †Tancredia • †Tancredia kurupana – type locality for species • †Tancredia stelcki • Terebratula • , produced by bivalves boring into wood. Teredolites'' • †Tetragonites • †Tetragonites glabrus • †Tetragonites kiliani • †Tetragonites timotheanus – or unidentified related form • †Thallites • †Thallites arctica - or unidentified loosely related form • †Thamnasteria • †Thamnasteria borealis • †Thamnasteria smithi • †Thecosmilia – report made of unidentified related form or using admittedly obsolete nomenclature • Thracia • †Thracia semiplanata • †Thracia stelcki • †Tosapecten – tentative report • †Trachyceras – tentative report • †Triassocampe • †Triassocampe deweveri • †Triassocypris • †Trichites – report made of unidentified related form or using admittedly obsolete nomenclature • †Tricolpopollenites • †Tricolpopollenites parvulus • †Trigonarca – or unidentified comparable form • †Trigonarca tumida • †Trigonia • †Trigonodus – tentative report • †Tritrabs • †Tritrabs worzeli – or unidentified related form • Trochocyathus – tentative report • Trochus • †Troodon'' • †Troodon formosus • †Tropites • †Tropites stantoni – type locality for species • †Trudopollis • †Trudopollis meekeri • †Trypanostylus – tentative report • †Turanta – tentative report • †Turanta unica – type locality for species • Turbo – tentative report • Turritella – tentative report • †Tutcheria • †Tutcheria densestriata ==U==