Taxa Count: 529
ACCIPITRIDAE
Haliaeetus
ACROLEPIDAE
Acrolepis
ACROTHELIDAE
Acrothele artemis
Acrothele subsidua
ACROTRETIDAE
Acrothyra minor
Acrotreta definita
Acrotreta idahoensis
Acrotreta idahoensis sulcata
Acrotreta pyxidicula
Acrotreta sulcata
AGASSIZODONTIDAE
Helicoprion
Helicoprion ferrieri
AMBOCOELIIDAE
Ambocoelia arcuata
AMMODISCIDAE
Ammodiscus
ANATIDAE
Anas platyrhynchos
Branta canadensis
Chen pressa
Cygnus
Cygnus buccinator
Cygnus columbianus
Cygnus paloregonus
Genus
Querquedula
ANTILOCAPRIDAE
Antilocapra americana
Ceratomeryx
Ceratomeryx prenticei
ARCHAEDISCIDAE
Archaediscus
Asteroarchaediscus
Planospirodiscus
ATRYPIDAE
Zygospira circularis
Zygospira lebanonensis
Zygospira putilla
Zygospira recurvirostris
BIRGERIIDAE
Birgeria
BOBASATRANIIDAE
Bobasatrania
BOVIDAE
Bison
Bison alleni
Bootherium bombifrons
Genus
Neotragocerus lindgreni
Symbos cavifrons
CALCIVERTELLIDAE
Palaeonubecularia
Trepeilopsis
CAMELIDAE
Camelops
Camelops arenarum
Camelops hesternus
Camelops minidokae
Genus
Tanupolama
CANIDAE
Aenocyon dirus
Borophagus
Canis
Canis lepophagus
Urocyon
CASTORIDAE
Castor
Castor accessor
Castor californicus
Dipoides
Dipoides intermedius
CATOSTOMIDAE
Catostomus
Catostomus reddingi
Chasmites spatulifer
Genus
CENTRARCHIDAE
Archoplites
Archoplites taylori
Centrarchites
CERVIDAE
Cervus lucasi
Genus
Odocoileus
CHONETIDAE
Chonetes ostiolatus
CICONIIDAE
Jabiru mycteria
CLADOSELACHIDAE
Cladodus
COCHLIODONTIDAE
Crassidonta stuchenbergi
COLUBRIDAE
Thamnophis
CORNUSPIRIDAE
Turrispiroides
CRICETIDAE
Genus
Microtoscoptes disjunctus
Mimomys
Mimomys (Cosomys) primus
Mimomys parvus
Mimomys primus
Nebraskomys taylori
Neotoma
Ondatra
Ondatra idahoensis
Ondatra idahoensis idahoensis
Ondatra idahoensis minor
Pliophenacomys idahoensis
Pliopotamys
Pliopotamys minor
Synaptomys vetus
CYPRINIDAE
Acrocheilus latus
Anchybopsis
Anchybopsis latus
Diastichus macrodon
Diastichus parvidens
Genus
Mylocyprinus kingii
Mylocyprinus robustus
Mylopharodon hagermanensis
Oligobelus arciferus
Oligobelus laminatus
Ptychocheilus arciferus
Ptychocheilus oregonensis
Semotilus posticus
Sigmopharyngodon idahoensis
CYTHERIDAE
Cythere
DALMANELLIDAE
Diceromyonia tersa
DAVIESIELLIDAE
Waagenoconcha montpelierensis
Yakovlevia
Yakovlevia eucharis
Yakovlevia montpelierensis
Yakovlevia phosphaticus
DIELASMATIDAE
Dielasma
Rhaetina incurvirostra
DIPLOCERCIDAE
Genus
DIPLOGRAPTIDAE
Orthograptus calcaratus acutus
DISCINIDAE
Lingulidiscina missouriensis
DOLERORTHIDAE
Glyptorthis pulchra
EARLANDIIDAE
Earlandia
EDESTIDAE
Lissoprion ferrieri
ELEPHANTIDAE
Mammuthus
Mammuthus columbi
Mammuthus imperator
Mastodon
Mastodon mirificus
EMYDIDAE
Clemmys idahoensis
Pseudemys idahoensis
ENDOTHYRIDAE
Endothyranella
Planoendothyra aljutovica
EOSIGMOILINIDAE
Brenckleina rugosa
Eosigmoilina robertsoni
Neoarchaediscus
EOSTAFFELLIDAE
Eostaffella
Eostaffella pinguis
EQUIDAE
Equus
Equus (Dolichohippus) stenonis antiguinus
Equus complicatus
Equus excelsus
Equus idahoensis
Equus occidentalis
Equus simplicidens
Genus
Plesippus
Plesippus fromanius
Plesippus shoshonensis
ERITHIZONTIDAE
Erethizon
Erethizon bathygnathum
FAMILY INDET.
Genus
FELIDAE
Felis
Felis atrox
Felis lacustris
Machairodus hesperus
GEOMYIDAE
Prodipodomys idahoensis
Thomomys
Thomomys gidleyi
Thomomys townsendii
GLOBIVALVULINIDAE
Biseriella
Globivalvulina
GOMPHOTHERIIDAE
Gomphotherium
Gomphotherium americanum
Stegomastodon mirificus
GRUIDAE
Genus
Grus americana
HAPLOPHRAGMOIDIDAE
Evolutinella idahoensis
HEMIGORDIIDAE
Hemigordius harltoni
HESPERORTHIDAE
Lordorthis variabilis
HETEROMYIDAE
Perognathus
HOWCHINIIDAE
Monotaxinoides
HYBODONTIDAE
Arctacanthus uncinatus
Hybodus
ICTALURIDAE
Ictalurus
Ictalurus vespertinus
LARIDAE
Larus argentatus
LEIORHYNCHIDAE
Rugaltarostrum madisonense
LEPORIDAE
Alilepus vagus
Aluralagus virginiae
Hypolagus edensis
Hypolagus furlongi
Hypolagus gidleyi
Hypolagus limnetus
Hypolagus vetus
Lepus
Sylvilagus
LITUOLIDAE
Ammobaculites directa
LOEBLICHIIDAE
Mediocris
MAMMUTIDAE
Mammut
Mammut americanum
MEGALONYCHIDAE
Megalonyx
Megalonyx jeffersonii
Megalonyx leptonyx
Megalonyx leptostomus
MERYCOIDODONTIDAE
Merycochoerus
MONOGRAPTIDAE
Monograptus convolutus
MUSTELIDAE
Ferinestrix vorax
Lutra (Satherium) piscinaria
Lutra piscinaria
Lutravus cookii
Lutravus idahoensis
Mustela gazini
Pteronura brasiliensis
Sminthosinis bowleri
Trigonictis
Trigonictis cooki
Trigonictis idahoensis
Trigonictis macrodon
MYLODONTIDAE
Paramylodon harlani
NISUSIIDAE
Nisusia rara
NODOSARIIDAE
Lingulina
Lingulina triangulata
Nodosaria sp a
Nodosaria sp b
Nodosaria sp c
Nodosaria tereta
Pseudonodosaria simplex
OBOLIDAE
Lingulella eucharis
Lingulepis
Obolus (Westonia) ella
Obolus (Westonia) wasatchensis
Obolus wortheni
OLDHAMINIDAE
Thaerodonta
OZAWAINELLIDAE
Millerella
Millerella designata
Millerella marblensis
Millerella pressa
Millerella tortula
PATERINIDAE
Iphidella pannula maladensis
Micromitra haydeni
Paterina hirta
PELECANIDAE
Pelecanus halieus
PENTREMITIDAE
Pentremites
Pentremites symmetricus
PERCIDAE
Genus
Plioplarchus
PETASMARIIDAE
Megalopterorhynchus baldwini
PHALACROCORACIDAE
Phalacrocorax
Phalacrocorax auritus
Phalacrocorax idahensis
PLAESIOMYIDAE
Austinella whitfieldi
Plaesiomys bellilamellosus
Plaesiomys subquadratus idahoensis
PLECTORTHIDAE
Platystrophia equiconvexa
PODICIPEDIDAE
Aechmophorus occidentalis
Colymbus
Colymbus auritus
Colymbus nigricollis
Colymbus parvus
Genus
PRODUCTIDAE
Productus eucharis
Productus phosphaticus
PROTORTHIDAE
Protorthis nautes
Protorthis spencei
PSEUDOAMMODISCIDAE
Pseudoglomospira
PUGNACIDAE
Pugnax osagensis var. occidentalis
Pugnax weeksi
Pugnax weeksi var. nobilis
Trifidorostellum uralicum fontis
RALLIDAE
Fulica
Gallinula chloropus
Genus
RHYNCHOPORIDAE
Rhynchopora taylori
SALMONIDAE
Genus
Rhabdofario lacustris
SCIURIDAE
Citellus
Citellus howelli
Paenemarmota barbouri
SCOLOPACIDAE
Pisobia minutilla
SORICIDAE
Blairina gidleyi
Genus
Paracryptotis gidleyi
SPIRIFERINIDAE
Spiriferina (Spiriferina) mansfieldi
SPONDYLOSPIRIDAE
Spondylospira lewesensis
Spondylospira reesidei
TAYASSUIDAE
Platygonus
Platygonus pearcei
TEREBRATULIDAE
Vex semisimplex
TETRATAXIDAE
Tetrataxis
TEXTULARIOPSIDAE
Aaptotoichus
Textulariopsis taylori
THECIDELLINIDAE
Diraphora nautes
TRIGONIRHYNCHIIDAE
Sinotectirostrum banffense shimeri
TUBERITINIDAE
Diplosphaerina inaequalis
URSIDAE
Genus
Ursus abstrusus
VAGINULINIDAE
Astacolus
Astacolus initialis
Lenticulina
Palmula triassica
VERNEUILINIDAE
Verneuilinoides edwardi
ZEILLERIIDAE
Periallus woodsidensis
ZUGMAYERIIDAE
Portneufia episulcata
Family Not Defined
Meekoceras mushbachanus
Climacograptus uncinatus
Kochiella arenosa
Orthoretiolites hami robustus
Abies
Elysastrea profunda
Acer whitebirdense
Acer idahoense
Tirolites pealei
Meekoceras gracilitatis
Lanceolites compactus
Dendrograptus rigidus
Columbites spencei
Genus
Paraclidochirus schultzi
Climacograptus hastatus
Paratropites (Gymnotropites) americanus
Meekoceras (Gyronites) aplanatmm
Asphaltinella
Celtites apostolicus
Orthograptus pageanus pageanus
Vitimetula parva
Columbites consanguineus
Rhachistognathus primus
Metasibirites pygmaeus
Acer salmonense
Orygoceras arcuatum
Maeandrograptus tau
Juvenites septentrionalis
Paraorthograptus pacificus
Zacanthoides holopygus
Columbites ornatus
Quercus
Various taxa
Protospongia hicksi
Stacheoides meandriformis
Climacograptus pacificus
Zacanthoides adjunctus
Celtites ursensis
Zacanthoides gradatus
Adetognathus unicornis
Dendrograptus bighornensis
Gogia palmeri
Columbites parisianus
Acer busamarum subsp. busamarum
Monograptus flemingii flemingii
Girvanella staminea
Meekoceras (Prionolobus) jacksoni
Acer schorni
Meekoceras mushbachanum
Acer chaneyi
Fraxinus
Symphysurina brevispicata
Selkirkia spencei
Juvenites sanctorum
Asphaltina cordillerensis
Pamiroseris smithi
Ptilograptus delicatulus
Dictyonema rectilineatum
Oryctocephalus walcotti
Tirolites knighti
Tetragraptus pseudobigsbyi
Orthograptus calcaratus calcaratus
Donezella lutugini
Monograptus sedgwickii
Nordenskioldia interglacialis
Dicellograptus
Oryctocara geikiei
Acer negundoides
Alnus
Pericyclus (Goniocyclus) decipiens
Dictyonema furciferum
Zacanthoides idahoensis
Andrazella
Dicellograptus ornatus minor
Climacograptus longspinus hvalross
Dendrograptus gracillimus
Kochiella mansfieldi
Cordillerites angulatus
Dicellograptus alector
Carbonocoryphe (Aprathia) idahoensis
Celtites planovolvis
Cyrtograptus grayi
Trigonia (Kumatrigonia)
Clelandia parabola
Astraeomorpha crassisepta
Primaspis churkini
Stacheoides
Dendrograptus flexuosus
Leptograptus demissus
Guembelastraea vancouverensis
Ussuria occidentalis
Cyrtograptus kirki
Clelandia texana
Dicellograptus angulatus
Dagnoceras pealei
Idahoia maladensis
Coccophyllum
Fourstonella
Cyathocoenia
Leptograptus
Dicranograptus contortus
Glyptograptus
Astacus chenoderma
Thamnasteria smithi
Callograptus tortuosus
Loganograptus logani pertenuis
Ampyxina salmoni
Ophiceras dieneri
Paranannites aspensis
Orthograptus quadrimucronatus quadrimucronatus
Crytograptus rigidus rigidus
Didymograptus protobifidus
Isograptus victoriae
Symphysurina sp. nov.
Clelandia utahensis
Hystricurus millardensis
Thecosmilia oppeli
Thamnasteriomorpha frechi
Meekoceras curticostatum
Populus
Calcisphaera
Thermalites thermarum
Proclydonautilus ursensis
Rotopericyclus (Rotopericyclus) pinyonensis
Pseudopolygnathus triangula triangula
Bryograptus kirki
Climacograptus longispinus hvalross
Lithostrotionella americana
Utia curio
Glyptograptus euglyphus euglyphus
Actinastraea schafhaeutli
Columbites ligatus
Fagus
Meekoceras pilatum
Tricycloseris
Actinastraea idahoensis
Archaeolithophyllum
Xenodiscus gilberti
Meekoceras micromphalus
Caryocaris curvilata
Flemingites aspenensis
Cribroporidium
Symphysurina uncaspicata
Pseudoceltites cheneyi
Thecosmilia
Montlivaltia norica
Thoracocare minuta
Dicranograptus nicholsoni nicholsoni
Dicranograptus kirki
Crytograptus laqueus
Climacograptus pacificus pilosus
Acer medianum
Tirolites astakhovi
Bispathodus aculeatus
Callograptus
Isograptus
Osagia
Naraoia compacta
Margarastraea pulchra
Michelinoceras richardsi
Adetognathus lautus
Peronidella
Meekoceras arthaberi
Declinognathodus noduliferus
Monograptus decipiens decipiens
Flemingites bannockensis
Rachistognathus minutus
Donezellid
Ulonus
Metasibirites shastensis
Goniograptus geometricus
Climacograptus pacificus pacificus
Acer tyrellense
Buttsoceras williamsi
Bellefontia chamberlani
Clypites (Clypites) tenuis
Hedenstroemia kossmati
Phyllograptus anna prolatus
Glossograptus hincksii hincksii
Aviculopecten superstrictus
Orthograptus quadrimucronatus inequispinosus
Rhachistognathus muricatus
Paralecanites arnoldi
Thaumastocoelia
Pleurograptus linearis linearis
Acer tigilense
Acer traini
Ussurites mansfieldi
Dolichometopus bion
Symphysurina cleora
Didymograptus geminus
Acer scottiae
Protognathodus praedelicatus
Canrinella phosphaticus
Adetognathus gigantus
Juvenites kraffti
Acer septilobatum
Phyllograptus ilicifolius major
Dicellograptus elegans elegans
Hicoria
Dicellograptus elegans rigens
Maladia americana
Cavusgnathus unicornis
Protocanites lyoni
Paralecanites (Paralecanites) arnoldi
Acer oregonianum
Acer bosrivularis
Sequoioxylon
Flemingites russelli
Zacanthoides (Emmrichella) idahoensis
Bellefontia acuminiferentis
Thecosmilia dawsoni
Pinus
Adetognathus spathus
Paranannites aspenensis
Chancia evax
Idahoia serapio
Bellefontia
Climacograptus bicornis tridentatus
Ortonella
Dicellograptus affinis
Meekoceras (Konickites) mushbachanum
Cryptograptus tricornis
Climacograptus tubuliferus
Petalograptus minor
Kazakhstania
Acer megasamarum
Neurograptus margaritatus
Ascopora
Pamiroseris meriani
Orthograptus calcaratus tenuicornis
Flemingites russelli var. gracilis
Diplograptus
Corynoides calicularis
Pagetia (Eopagetia) resseri
Dicellograptus divaricatus bicuravatus
Pseudoclimacograptus scharenbergi schraenbergi