Class Cephalopoda Cuvier, 1797

 

Subclass Multiceratia Mutvei, 2013

     Order Ellesmeroceratida Flower in Flower & Kummel, 1950

                   Family Ellesmeroceratidae Kobayashi, 1934

                        Genus Walcottoceras Ulrich & Foerste, 1936

Walcottoceras monsense (Walcott), 1924

                        Family Protocycloceratidae Kobayashi, 1935

                             Genus Protocycloceras Hyatt, 1900

                                  Protocycloceras sp. B Hook & Flower, 1977

Protocycloceras sp. E Hook & Flower, 1977

Genus Catoraphiceras Ulrich & Foerste, 1936

Catoraphiceras colon (White), 1877

Catoraphiceras ibexense Hook & Flower, 1977

Catoraphiceras cf. C. staceyae Hook & Flower, 1977

Catoraphiceras cf. C. pearsonae Hook & Flower, 1977

Catoraphiceras pearsonae Hook & Flower, 1977

Catoraphiceras spp.  Hook & Flower, 1977

Genus Cyptendoceras  Ulrich & Foerste, 1936

Cyptendoceras cf. C. rhythmicum Flower, 1964

Cyptendoceras cf. C. ruedemanni Ulrich & Foerste, 1936

Cyptendoceras ? sp.  Hook & Flower, 1977

Protocyclocerid Hintze & Davis 2003

                        Family Rudolfoceratidae Ulrich, Foerste, Miller, & Unklesbay, 1944

Genus Rudolfoceras Ulrich, Foerste, Miller, & Unklesbay, 1944

Rudolfoceras russelli Hook & Flower, 1977

Rudolfoceras ? sp. Hook & Flower, 1977

                        Family Bassleroceratidae Ulrich, Foerste, Miller, & Unklesbay, 1944
                             Genus Bassleroceras Dwight, 1884
                                  Bassleroceras Hintze & Davis 2003

Family Cyclostomiceratidae Foerste, 1925

Genus Cyclostomiceras Hyatt, 1900
          Cyclostomiceras Hintze & Davis, 2003

          Order Uncertain

                             Genus Enigmoceras Hook & Flower, 1977

Enigmoceras diaboli Hook & Flower 1977

          Order Bisonoceratida Evans & King, 2012

               Family Bisonoceratidae Evans & King, 2012

                    Genus Bisonoceras Flower, 1964

                        Bisonoceras Hintze & Davis 2003

               Family Piloceratidae Miller, 1889

                   Genus Dartonoceras Flower, 1964

Dartonoceras Hintze & Davis 2003

Family Allotrioceratidae Flower, 1955

Genus Cacheoceras Flower, 1968

Cacheoceras uninodum Flower, 1976

Cacheoceras trifidum Flower 1968

                             Genus Williamsoceras Flower, 1964

Williamsoceras adnatum Flower 1964

Williamsoceras cf. W. adnatum Flower 1964

Williamsoceras pedunculatum Flower 1968

Williamsoceras cf. pedunculatum Flower 1968

Williamsoceras ankhiferum Flower 1968

Williamsoceras cf. W. ankhiferum Flower 1968

Williamsoceras ellipticum Flower 1976

Williamsoceras compressum Flower 1976

Family Manchuroceratidae
        Genus Juaboceras Flower, 1968

Juaboceras brathwaitei Flower, 1968

Order Oncoceratida Flower in Flower & Kummel, 1950

               Family Diestoceratidae Foerste 1926

Genus Diestoceras Foerste 1924

     Diestoceras ?

Family Oncoceratidae Hyatt 1884

                   Genus Graciloceras Flower 1943

                        Graciloceras sp.

          Order Discosorida Flower, 1950

Family Apocrinoceratidae Flower and Teichert, 1957

Genus Bakeroceras Hook & Flower, 1977

Bakeroceras wahwahense Hook & Flower, 1977

Subclass Orthoceratia Teichert, 1967

          Order Rioceratida King & Evans 2019

                        Family Rioceratidae Kröger & Evans, 2011

                             Genus Rioceras Flower, 1964

Rioceras ? sp.  Hook & Flower, 1977

Order Dissidoceratida Zhuravleva, 1994

Family Rangeroceratidae Evans, 2005

Genus Rangeroceras Hook & Flower, 1977

Rangeroceras hintzei Hook & Flower, 1977

Genus Anrangeroceras Kröger & Landing, 2009

Anrangeroceras laswelli (Hook & Flower), 1977

Anrangeroceras aff. P. laswelli (Hook & Flower), 1977

Order Intejoceratida Balashov, 1960

Family Padunoceratidae Balashov, 1960
        Genus Rossoceras Flower, 1964

Rossoceras lamelliferum Flower 1964

Rossoceras cf. lamelliferum Flower

Rossoceras dentiferum Flower

Rossoceras circulatum Gil 1988

Rossoceras cf. circulatum Gil 1988

Rossoceras n. sp. Gil 1988

Rossoceras sp. Gil 1988

Rossoceras sp. Flower 1968, Flower 1976

cf. Rossoceras Gil 1988

aff. Rossoceras Gil 1988 

Genus Evencoceras Balashov, 1960

Evencoceras raymondi Gil 1988

Order Endoceratida Hyatt, 1900

Family Proterocameroceratidae Kobayashi, 1937

Genus Phragmosiphon Flower, 1956

Phragmosiphon ? sp. Hook & Flower, 1977

Genus Clitendoceras Ulrich & Foerste, 1935

Clitendoceras  Hintze & Davis, 2003

Genus Manitouoceras Ulrich, Foerste, Miller, & Unklesbay, 1944

Manitouoceras Hintze & Davis, 2003

Genus Proendoceras Flower, 1955

Proendoceras Hintze & Davis, 2003

Family Endoceratidae Hyatt, 1884
    Genus Kiotoceras Flower, 1971

Kiotoceras gilesae Flower, 1976

Kiotoceras ibexense Flower, 1976

Kiotoceras ? multiseptatum Flower, 1976

                             Genus Ignoceras Flower, 1976

Ignoceras obliquum Flower, 1976

                             Genus Cameroceras Conrad, 1842

Cameroceras compressum Gil, 1988

Cameroceras manueli Gil 1988

Cameroceras n. sp. Gil, 1988

Cameroceras sp. indet. Gil, 1988

cf. Cameroceras Gil, 1988

unnamed new genus new species Hook & Flower, 1977

indet. Gil, 1988

Order Actinoceratida Teichert, 1933

Family Wutinoceratidae Shimizu & Obata, 1936
          Genus Adamsoceras Flower, 1957

Adamsoceras lehmanense Flower, 1968

                             Genus Wutinoceras Shimizu & Obata, 1936

Wutinoceras davisi Flower, 1968

Family Huroniidae Foerste & Teichert, 1930

                             Genus Huronia Stokes, 1824

Huronia vertebralis Stokes, 1824

Family Carbactinoceratidae Schindewolf, 1943

Genus Rayonnoceras Croneis, 1926

     Rayonnoceras cf. R. solidiforme Croneis, 1926

Rayonnoceras ? cf. R.? excentricum Gordon 1965

Rayonnoceras sp. Gordon & Yochelson 1987

Rayonnoceras Gordon 1964

          Order Orthoceratida Kuhn, 1940

                        Family Baltoceratidae Kobayashi, 1935

                             Genus Veneficoceras Hook & Flower, 1977

Veneficoceras susanae Hook & Flower, 1977

Genus Rhabdiferoceras Flower, 1964

Rhabdiferoceras planiseptatum Hook & Flower, 1977

Genus Amsleroceras Hook & Flower, 1977

Amsleroceras gracile Hook & Flower, 1977

Baltoceratid indeterminate Gil, 1988

Baltoceratid Hintze & Davis, 2003

Baltoceratid genus & species indet. Hook & Flower, 1977

unnamed Baltoceratid Hook & Flower 1977

Family Troedssonellidae Kobayashi, 1935

Genus Buttsoceras Ulrich & Foerste, 1933
          Buttsoceras williamsi Flower, 1962

Buttsoceras aff. B. novemexicanum Flower 1962

                             Genus Tajaroceras Hook & Flower, 1976

Tajaroceras wardae Hook & Flower 1976

Tajaroceras spp.  Hook & Flower, 1977

Tajaroceras ? sp. Hook & Flower, 1977

Troedssonellid genus & species indet. Hook & Flower 1977

                        Family Orthoceratidae M’Coy, 1844

Genus Wardoceras Hook & Flower, 1977

Wardoceras orygoforme Hook & Flower, 1977

Genus Palorthoceras Kröger, Beresi, & Landing, 2007

Palorthoceras Kayseri Kröger, Beresi, & Landing 2007

Genus Michelinoceras Foerste, 1932

Michelinoceras sp. indet. Gil, 1988

                             Genus Aethiosolen Flower, 1968  

Aethiosolen Flower, 1968

                             Genus Orthoceras Bruguière, 1789

Orthoceras? Miller & Youngquist, 1949

Genus Trematoceras Eichwald, 1851

                                  Trematoceras sp. Brayard et al., 2019

                                  Trematoceras sp.

Unprepared Flower 1968

Orthocerid gen. sp. indet. Gordon & Duncan 1970

Order Pseudorthoceratida Flower & Caster, 1935

                        Family Spyroceratidae Shimizu & Obata, 1935

     Genus Reticycloceras Gordon, 1960

Reticycloceras

Reticycloceras  Gordon 1960, Gordon, 1964

Reticycloceras sp. Gordon & Duncan, 1970

                             Genus Euloxoceras Miller, Dunbar, & Condra, 1933

Euloxoceras Gordon & Yochelson, 1987

Genus Dolorthoceras Miller, 1931

Dolorthoceras sp. Hose, 1966

Subclass Tarphyceratia King & Evans, 2019

          Order Tarphyceratida Flower in Flower & Kummel, 1950

                        Family Estonioceratidae Hyatt 1900

                             Genus Aphetoceras Hyatt 1894

                                  Aphetoceras sp.

                             Genus Deltoceras Hyatt 1894

                                  Deltoceras sp.

                        Family Trocholitidae Chapman 1857

                             Genus Curtoceras Ulrich, Foerste, Miller, & Furnish, 1942

                                  Curtoceras sp.

                             Genus Plectolites Flower, 1968

                                  Plectolites costatus Flower, 1968

                                  Plectolites sp.

                             Genus Litoceras Hyatt, 1883

                                  Litoceras adamsi Flower, 1968

                                  Litoceras sp.

                             Trocholitidae n. gen.

                        Family Tarphyceratidae Hyatt 1894

                             Genus Campbelloceras Ulrich & Foerste, 1936

                                  Campbelloceras sp.

                             Genus Tarphyceras Hyatt 1894

                                  Tarphyceras sp.

                             Genus Pionoceras Ulrich, Foerste, Miller, & Furnish, 1942

                                  Pionoceras sp.

                             Coiled indet.

                             Coiled indet.

Subclass Nautilia Wade, 1988

Order Nautilida Agassiz, 1847

          Superfamily Clydonautiloidea Hyatt in Zittel 1900

               Family Liroceratidae Miller & Youngquist 1949

                   Genus Liroceras Teichert 1940

                        Liroceras sp.

          Superfamily Trigonoceratoidea Hyatt 1884

               Family Trigonoceratidae Hyatt 1884

                   Genus Epistroboceras Turner 1954

                        Epistroboceras texanum Miller & Youngquist 1948

Superfamily Tainoceratoidea Hyatt, 1883

     Family Koninckioceratidae Hyatt in Zittel 1900

          Genus Valhallites Shimanskiy, 1959

              Valhallites ornatus Girty, 1911

     Family Gzheloceratidae Ruzhentsev & Shimanskiy 1954

          Genus Tylonautilus Pringle & Jackson 1928

              Tylonautilus sp.       

Family Tainoceratidae Hyatt, 1883

                             Genus Phaedrysmocheilus Shimansky & Erlanger, 1955

                                  Phaedrysmocheilus idahoensis (Kummel, 1953)

                             Genus Metacoceras Hyatt, 1883

                                  Metacoceras sp.

                    Superfamily Nautiloidea de Blainville 1825

                        Family Nautilidae de Blainville 1825

                             Genus Eutrephoceras Hyatt 1894

                                  Eutrephoceras alcesense Reeside 1927

                                  Eutrephoceras n. sp.

                                  Eutrephoceras nebrascensis Meek & Hayden, 1862

                             Genus Nautilus Linnaeus 1758

                                  Nautilus sp.

Nautilus ?

Subclass Bactritoidia Shimanskiy, 1951

Order Bactritida Shimanskiy, 1951

               Family Bactritidae Hyatt 1884

                   Genus Bactrites Sandberger 1843

                                  Bactrites cf. B. carbonarius Smith 1903

                                  Bactrites sp.

Subclass Ammonoidia Zittel, 1884

Order Agoniatitida Ruzhencev, 1957

          Superfamily Gephuroceratoidea Frech, 1897

               Family Gephuroceratidae Frech, 1897

                   Genus Manticoceras Hyatt, 1884

                        Manticoceras sp.

Order Clymeniida Hyatt, 1884

          Superfamily Cyrtoclymenioidea Hyatt, 1884

               Family Cyrtoclymeniidae Hyatt, 1884

                   Genus Cyrtoclymenia Hyatt, 1884

                        Cyrtoclymenia sp.

Order Goniatitida Hyatt, 1884

          Superfamily Prionoceratoidea Hyatt, 1884

               Family Prionoceratidae Hyatt, 1884

                   Genus Imitoceras Schindewolf, 1923

                        Imitoceras sp.

               Family Gattendorfiidae Bartzsch & Weyer, 1987

                   Genus Gattendorfia Schindewolf, 1920

                        Gattendorfia sp.

          Superfamily Pericycloidea Hyatt, 1900

               Family Pericyclidae Hyatt, 1900

                   Genus Pericyclus Mojsisovics, 1882

                        Pericyclus sp.

                   Genus Rotopericyclus Turner, 1948

                        Rotopericyclus brazerensis Gordon, 1986

               Family Maxigoniatitidae Korn, Klug & Mapes, 1999

                   Genus Dzhaprakoceras Popov, 1965

                         Dzhaprakoceras djaprakense (Librovitch, 1927)

                        Dzhaprakoceras gordoni Petersen, Korn & Kullmann, 2000

                    Genus Bollandoceras Bisat, 1952

                        Bollandoceras occidentale Korn & Titus, 2011

               Family Entogonitidae Ruzhencev & Bogoslovskaya, 1971

                   Genus Entogonites Kittl, 1904

                        Entogonites borealis Gordon, 1957

                        Entogonites burbankensis Korn & Titus, 2011

                        Entogonites acus Korn & Titus, 2011

          Superfamily Goniatitoidea de Haan, 1825

               Family Goniatitidae de Haan, 1825

                   Genus Goniatites de Haan, 1825

                        Goniatites americanus Gordon, 1971

                        Goniatites deceptus Korn & Titus, 2011

                        Goniatites sowerbyi Korn & Titus, 2011

                        Goniatites eaganensis Korn & Titus, 2011

                        Goniatites hamiltonense Korn & Titus, 2011

                   Genus Lusitanoceras Pereira de Sousa, 1923

                        Lusitanoceras granosum (Portlock, 1843)

               Family Delepinoceratidae Ruzhencev, 1957

                   Genus Delepinoceras Miller & Furnish, 1954

                        Delepinoceras californicum Gordon, 1964

                   Genus Choctawites Korn & Titus, 2015

                        Choctawites choctawensis (Shumard, 1863)

               Family Agathiceratidae Arthaber, 1911

                   Genus Pericleites Renz, 1910

                        Pericleites pilatus Ruan, 1981

                   Genus Proshumardites Rauser-Tschernoussowa, 1928

                        Proshumardites cf. P. delepinei Schindewolf, 1939

          Superfamily Neoglyphioceratoidea Plummer & Scott, 1937

               Family Neoglyphioceratidae Plummer & Scott, 1937

                   Genus Lusitanites Ruzhencev & Bogoslovskaya, 1971

                        Lusitanites subcircularis (Miller, 1889)

                   Genus Pachylyroceras Ruzhencev & Bogoslovskaya, 1971

                        Pachylyroceras utahense (Miller, Youngquist & Nielsen, 1952)

               Family Cravenoceratidae Ruzhencev, 1957

                   Genus Cravenoceras Bisat, 1928

                        Cravenoceras kingi (Hall & Whitfield, 1877)

          Superfamily Gastrioceratoidea Hyatt, 1884

               Family Gastrioceratidae Hyatt, 1884

                   Genus Gastrioceras Hyatt, 1884

                        Gastrioceras sp.

          Superfamily Somoholitoidea Ruzhencev, 1938

               Family Glaphyritidae Ruzhencev & Bogoslovskaya, 1971

                   Genus Zephyroceras Kullmann, 1962

                        Zephyroceras friscoense (Miller & Owen, 1944)

                   Genus Glaphyrites Ruzhencev, 1936

                        Glaphyrites millardensis Titus, 2000

                   Genus Cryptotyloceras Titus, 2000

                        Cryptotyloceras gordoni Titus, 2000

                   Genus Eosyngastrioceras Titus, 2000

                        Eosyngastrioceras quadratum Titus 2000

                        Eosyngastrioceras inexpectans Titus, 2000

                        Eosyngastrioceras hesperium (Miller & Furnish, 1940)

                   Genus Syngastrioceras Librovitch, 1938

                        Syngastrioceras websteri Titus, 2000

                   Genus Richardsonites Elias, 1956

                        Richardsonites richardsonianus (Girty, 1909)

               Family Stenoglaphyritidae Ruzhencev & Bogoslovskaya, 1971

                   Genus Stenoglaphyrites Ruzhencev & Bogoslovskaya, 1971

                        Stenoglaphyrites merriami (Youngquist, 1949)

                   Genus Euroceras Ruzhencev & Bogoslovskaya, 1971

                        Euroceras sp.

          Superfamily Girtyoceratoidea Wedekind, 1918

               Family Girtyoceratidae Wedekind, 1918

                   Genus Calygirtyoceras Korn, Klug & Mapes, 1999

                        Calgirtyoceras arcticum Gordon, 1957

                        Calgirtyoceras confusionense Korn & Titus, 2011

                   Genus Girtyoceras Wedekind, 1918

                        Girtyoceras primum Korn & Titus, 2011

                        Girtyoceras gordoni Korn & Titus, 2011

                        Girtyoceras sp.

                    Genus Sulcogirtyoceras Ruzhencev, 1960

                        Sulcogirtyoceras ornatissimum (Miller & Youngquist, 1948)

                   Genus Edmooroceras Elias, 1956

                        Edmooroceras plummeri (Miller & Youngquist, 1948)

                   Genus Tumulites McCaleb, Quinn & Furnish, 1964

                        Tumulites varians McCaleb, Quinn & Furnish, 1964

                   Genus Eumorphoceras Girty, 1909

                        Eumorphoceras rotuliforme Ruan, 1981

                        Eumorphoceras girtyi Elias, 1956

          Superfamily Dimorphoceratoidea Hyatt, 1884

               Family Dimorphoceratidae Hyatt, 1884

                   Genus Dimorphoceras Hyatt, 1884

                        Dimorphoceras worki Korn & Titus, 2011

                        Dimorphoceras rileyi Korn & Titus, 2011

                        Dimorphoceras sp.

                   Genus Metadimorphoceras Moore, 1958

                        Metadimorphoceras mangeri, Korn & Titus, 2011

                        Metadimorphoceras richardsi Korn & Titus, 2011

                        Metadimorphoceras sp.

                   Genus Glyphiolobus Gordon, 1965

                        Glyphiolobus pseudodiscrepans (Moore, 1939)

               Family Berkhoceratidae Librovitch, 1957

                   Genus Kazakhoceras Ruzhencev, 1947

                        Kazakhoceras bylundi Korn & Titus, 2011

          Superfamily Neoicocerataceae Hyatt, 1900

               Family Paragastrioceratidae Ruzhencev, 1951

                   Genus Stenolobulites Mikesh, Glenister & Furnish, 1988

                        Stenolobulites sinuosus Mikesh, Glenister & Furnish, 1988

                             Cornaptycus Closs, Gordon, & Yochelson, 1964

Order Prolecanitida Miller & Furnish, 1954

          Superfamily Prolecanitoidea Hyatt, 1884

               Family Prolecanitidae Hyatt, 1884

                   Genus Protocanites Schmidt, 1922

                        Protocanites lyoni (Meek & Worthen, 1860)

                   Genus Prolecanites Mojsisovics, 1882

                        Prolecanites sp.

                   Genus Dombarocanites Ruzhencev, 1949

                        Dombarocanites sp.

               Family Daraelitidae Tchernow, 1907

                   Genus Praedaraelites Schindewolf, 1934

                        Praedaraelites loeblichi (Miller & Furnish, 1940)

          Superfamily Medlicottioidea Karpinsky, 1889

               Family Pronoritidae Frech, 1901

                   Genus Pronorites Mojsisovics, 1882

                        Pronorites baconi (Miller, Youngquist & Nielsen, 1952)

                        Pronorites sp.

Order Ceratitida Hyatt, 1884

Superfamily Xenodiscoidea Frech, 1902

Family Kashmiritidae Spath, 1934

Genus Kashmirites Diener, 1913

Kashmirites confusionensis Brayard et al., 2013

Kashmirites stepheni Brayard et al., 2013

Kashmirites utahensis Brayard et al., 2013

Kashmirites n. sp. (Brayard et al., 2013 P. toulai)

Genus Preflorianites Spath, 1930

Preflorianites toulai (Smith, 1932)

Genus Hanielites Welter, 1922

Hanielites sp. indet. Brayard et al., 2013

Family Xenoceltitidae Spath, 1930

Genus Xenoceltites Spath, 1930

Xenoceltites subevolutus Spath, 1930

Xenoceltites matheri Mathews, 1929

Xenoceltites douglasensis Mathews, 1929

Xenoceltites hannai Mathews, 1929

Xenoceltites cordilleranus Smith, 1932

Superfamily Meekoceratoidea Waagen, 1895

Family Gyronitidae Waagen, 1895

Genus Radioceras Waterhouse, 1996

          Radioceras aff. evolvens (Waagen, 1895)

Family Proptychitidae Waagen, 1895

Genus Guodunites Brayard & Bucher, 2008

Guodunites hooveri (Hyatt & Smith, 1905)

Genus Wailiceras Brayard & Bucher, 2008

Wailiceras cf. aemulus Brayard & Bucher, 2008

Genus Xiaoqiaoceras Brayard & Bucher, 2008

?Xiaoqiaoceras americanum Brayard et al., 2013

Family Galfettitidae Brühwiler & Bucher, 2012

Genus Vercherites Brühwiler et al., 2010

Vercherites undulatus Brayard et al., 2013

Family Flemingitidae Hyatt, 1900

Genus Flemingites Spath, 1934

Flemingites sp. indet. Brayard et al., 2013

Genus Anaflemingites Kummel & Steele, 1962

Anaflemingites silberlingi Kummel & Steele, 1962

Anaflemingites russelli Hyatt & Smith, 1905

Genus Euflemingites Spath, 1934

Euflemingites cirratus (White, 1880)

Family Dieneroceratidae Kummel, 1952

Genus Dieneroceras Spath, 1934

Dieneroceras dieneri (Hyatt & Smith, 1905)

Genus Wyomingites Hyatt, 1900

Wyomingites aplanatus (White, 1879)

Family Arctoceratidae Arthaber, 1911

Genus Arctoceras Hyatt, 1900

Arctoceras tuberculatum (Smith, 1932)

Genus Churkites Okuneva, 1990

Churkites noblei Jenks, 2007

Genus Submeekoceras Spath, 1934

Submeekoceras mushbachanum (White, 1879)

Genus Minersvillites Brayard et al., 2013

Minersvillites farai Brayard et al., 2013

Family Inyoitidae Spath, 1934

Genus Inyoites Hyatt & Smith, 1905

Inyoites oweni Hyatt & Smith. 1905

Inyoites beaverensis Brayard et al., 2013

Family Lanceolitidae Spath, 1934

Genus Lanceolites Hyatt & Smith, 1905

Lanceolites compactus Hyatt & Smith, 1905

Lanceolites bicarinatus Smith, 1932

Family Ussuriidae Spath, 1930

Genus Parussuria Spath, 1934

Parussuria compressa (Hyatt & Smith, 1905)

Family Prionitidae Hyatt, 1900

Genus Meekoceras Hyatt (in White, 1879)

Meekoceras gracilitatis White, 1879

Meekoceras millardense Brayard et al., 2013

Meekoceras olivieri Brayard et al., 2013

Genus Anasibirites Mojsisovics, 1896

Anasibirites kingianus (Waagen, 1895)

Anasibirites multiformis Welter, 1922

Genus Hemiprionites Spath, 1929

Hemiprionites typus (Waagen, 1895)

Hemiprionites walcotti (Mathews, 1929)

Genus Wasatchites Mathews, 1929

Wasatchites perrini Mathews, 1929

Genus Arctoprionites (Frebold, 1930)

Arctoprionites resseri (Mathews, 1929)

                        Family Paranannitidae Spath, 1930

Genus Owenites Hyatt & Smith, 1905

Owenites koeneni Hyatt & Smith, 1905

Owenites carpenteri Smith, 1932

Family Melagathiceratidae Tozer, 1971

Genus Juvenites Smith, 1927

Juvenites spathi (Frebold, 1930)

Juvenites thermarum Smith, 1927

Superfamily Sageceratoidea Hyatt, 1884

Family Hedenstroemiidae Waagen, 1895

Genus Pseudosageceras Diener, 1895

Pseudosageceras multilobatum Noetling, 1905

Pseudosageceras augustum (Brayard & Bucher, 2008)

Genus Hedenstroemia Waagen, 1895

Hedenstroemia kossmati Hyatt & Smith, 1905

Genus Cordillerites Hyatt & Smith, 1905

Cordillerites compressus Mathews, 1929

Family Aspenitidae Spath, 1934

Genus Aspenites Hyatt & Smith, 1905

Aspenites acutus Hyatt & Smith, 1905

Superfamily Dinaritoidea Mojsisovics, 1882

            Family Dinaritidae Mojsisovics, 1882

                 Genus Cowboyiceras Guex et al., 2005

                      Cowboyiceras farwestense Guex et al., 2005

Family Tirolitidae Mojsisovics, 1879

Genus Tirolites Mojsisovics, 1879

          Tirolites cassianus (Quenstedt, 1849)

Tirolites smithi Kummel, 1969

Tirolites carniolicus ? Mojsisovics, 1882

          Tirolites pacificus Hyatt & Smith, 1905

Family Columbitidae Spath, 1934

Genus Columbites Hyatt & Smith, 1905

          Columbites parisianus Hyatt & Smith, 1905

Genus Idahocolumbites Guex et al., 2005

          Idahocolumbites cheneyi (Kummel, 1969)

          Idahocolumbites nevadi (Kummel, 1969)

Superfamily Ceratitoidea Mojsisovics, 1879

            Family Longobarditidae Spath, 1951

                 Genus Prohungarites Spath, 1934

                      Prohungarites mckelvei Kummel, 1969

                 Genus Silberlingeria Waterhouse, 1999

                      Silberlingeria bearlakensis (Kummel, 1969)

Family Incerta Sedis

                 Genus Bajarunia Dagys, 1983

                      Bajarunia confusionensis Guex et al., 2005

                 Genus “Ophiceras”

                      Ophiceras” spencei Hyatt & Smith, 1905

                 Genus Jeanbesseiceras Guex et al., 2005

                      Jeanbesseiceras jacksoni (Hyatt & Smith, 1905)

Order Ammonitida Hyatt, 1889

Suborder Phylloceratina Zittel, 1884

Superfamily Ussuritoidea Hyatt, 1900

Family Ussuritidae Hyatt, 1900

Genus Ussurites Hyatt, 1900

Ussurites hosei Kummel, 1969

Suborder Lytoceratina Hyatt, 1899

     Superfamily Lytoceratoidea Neumayr, 1875

          Family Lytoceratidae Neumayr, 1875

              Genus Lytoceras Suess, 1865

                   Lytoceras sp.

Suborder Ammonitina Hyatt, 1889

     Superfamily Stephanoceratoidea Neumayr, 1875

          Family Sphaeroceratidae Buckman, 1920

              Genus Eocephalites Imlay, 1967

                   Eocephalites primus Imlay, 1967

                   Eocephalites sp. undet. A

                   Eocephalites sp. undet. B

                   Eocephalites sp. undet. C

              Genus Parachondroceras Imlay, 1967

                   Parachondroceras andrewsi Imlay, 1967

                   Parachondroceras filicostatum Imlay, 1967

              Genus Megasphaeroceras Imlay, 1961

                   Megasphaeroceras rotundum Imlay, 1962

              Genus Sohlites Imlay, 1967

                   Sohlites spinosus Imlay, 1967

          Family Stephanoceratidae Neumayr, 1875

              Genus Normannites Munier-Chalmas, 1892

                   Normannites ? cf. N. crickmayi (McLearn, 1927)

              Genus Stemmatoceras Mascke, 1907

                   Stemmatoceras arcicostum Imlay, 1967

                   Stemmatoceras n. sp. aff. S. albertense McLearn, 1928

              Genus Stephanoceras Waagen, 1869

                   Stephanoceras aff. S. nodosum (Quenstedt, ????)

          Family Cardioceratidae Siemiradzki, 1891

              Genus Cardioceras Neumayr & Uhlig, 1881

                   Cardioceras hyatti Reeside, 1919

                   Cardioceras sp. Imlay, 1982

                   Cardioceras ? Hoggan 1970

              Genus Scarburgiceras Buckman, 1924

                   Scarburgiceras cordiforme (Meek & Hayden, 1859)

                   Scarburgiceras wyomingense Reeside, 1919

              Genus Vertebriceras Buckman, 1920

                   Vertebriceras stantoni Reeside 1919

              Genus Goliathiceras Buckman, 1919

                   Goliathiceras hoveyi (Reeside, 1919)

                   Goliathiceras russelli (Reeside, 1919)

     Superfamily Spiroceratoidea Hyatt, 1900

          Family Spiroceratidae Hyatt, 1900

              Genus Spiroceras Quenstedt, 1856

                   Spiroceras sp.

     Superfamily Haploceratoidea Zittel, 1884

          Family Binneyitidae Reeside, 1927

              Genus Binneyites Reeside, 1927

                   Binneyites parkensis Reeside, 1927

     Superfamily Hoplitoidea Douvillé, 1890

          Family Hoplitidae Douvillé, 1890

              Genus Neogastroplites McLearn, 1931

                   Neogastroplites cornutus Reeside & Cobban, 1960

                   Neogastroplites americanus Reeside & Cobban, 1960

          Family Placenticeratidae Hyatt, 1900

              Genus Placenticeras Meek, 1876

                   Placenticeras cumminsi Cragin, 1893

                   Placenticeras pseudoplacenta Hyatt, 1903

                   Placenticeras fritschi de Grossouvre, 1894

                   Placenticeras planum Hyatt, 1903

                   Placenticeras pseudocostatum (Johnson, 1903)

                   Placenticeras sancarlosense Hyatt, 1903

                   Placenticeras guadalupae (Roemer, 1852)

                   Placenticeras interclare Meek, 1876

     Superfamily Acanthoceratoidea de Grossouvre, 1894

          Family Vascoceratidae Douvillé, 1912

              Genus Vascoceras Choffat, 1898

                   Vascoceras birchbyi Cobban & Scott, 1972

              Genus Fagesia Pervinquière 1907

                   Fagesia catinus (Mantell, 1822)

          Family Acanthoceratidae de Grossouvre, 1894

              Genus Euomphaloceras Spath, 1923

                   Euomphaloceras septemseriatum Cragin, 1893

              Genus Morrowites Cobban & Hook, 1983

                   Morrowites depressus (Powell, 1963)

              Genus Pseudocalycoceras Thomel, 1969

                   Pseudocalycoceras angolaense (Spath, 1931)

              Genus Neocardioceras Spath, 1926

                   Neocardioceras juddii (Barrois & de Guerne, 1878)

              Genus Watinoceras Warren, 1930

                   Watinoceras devonense Cobban, 1988

              Genus Metoicoceras Hyatt, 1903

                   Metoicoceras geslinianum (d’Orbigny, 1878)

          Family Collignoniceratidae Wright & Wright, 1951

              Genus Collignoniceras Breistroffer, 1947

                   Collignoniceras woollgari (Mantell, 1822)

              Genus Prionocyclus Meek, 1871

                   Prionocyclus hyatti (Stanton, 1893)

                   Prionocyclus albinus Fritsch, 1872

                   Prionocyclus macombi Meek, 1876a

                   Prionocyclus wyomingensis Meek, 1876b

                   Prionocyclus novimexicanus (Marcou, 1858)

              Genus Forresteria Reeside, 1932

                   Forresteria alluaudi (Boule Lemoine & Thevenin, 1907)

Genus Peroniceras de Grossouvre, 1894

     Peroniceras dravidicum (Kossmat, 1895)

Genus Protexanites Matsumoto 1955

     Protexanites bourgeoisianus (d’Orbigny, 1850)

Genus Texanites Spath, 1932

     Texanites texanus (Roemer, 1852)

          Family Coilopoceratidae Hyatt, 1903

              Genus Coilopoceras Hyatt, 1903

                   Coilopoceras colleti Hyatt, 1903

                   Coilopoceras inflatum Cobban & Hook, 1980

Suborder Ancyloceratina Weidmann, 1966

     Superfamily Scaphitoidea Gill, 1871

          Family Scaphitidae Gill, 1871

              Genus Worthoceras Adkins, 1928

                   Worthoceras vermiculus (Shumard, 1860)

              Genus Yezoites Yabe, 1910

                   Yezoites frontierensis (Cobban, 1951)

                   Yezoites uintensis (Cobban, 1951)

              Genus Scaphites Parkinson, 1811

                   Scaphites carlilensis Morrow, 1935

                   Scaphites warren Meek & Hayden, 1860

                   Scaphites ferronensis Cobban, 1951

                   Scaphites whitfieldi Cobban, 1951

                   Scaphites impendicostatus Cobban, 1951

                   Scaphites preventricosus Cobban, 1951

                   Scaphites tetonensis Cobban, 1951

                   Scaphites binneyi Reeside, 1927

                   Scaphites depressus Reeside, 1927

                   Scaphites leei Reeside, 1927

                   Scaphites hippocrepis DeKay, 1827

                   Scaphites nanus Reeside, 1927

              Genus Clioscaphites Cobban, 1951

                   Clioscaphites vermiformis (Meek & Hayden, 1862

              Genus Desmoscaphites Reeside, 1927

                   Desmoscaphites bassleri Reeside, 1927

              Genus Trachyscaphites Cobban & Scott, 1964

                   Trachyscaphites praespiniger Cobban & Scott, 1964

              Genus Pteroscaphites Wright, 1953

                   Pteroscaphites sp.

              Genus Haresiceras Reeside, 1927

                   Haresiceras (Mancosiceras) mancosense (Reeside, 1927)

                   Haresiceras fisheri Reeside, 1927

     Superfamily Turrilitoidea Gill, 1871

          Family Anisoceratidae Hyatt, 1900

              Genus Allocrioceras Spath, 1926

                   Allocrioceras annulatum (Shumard, 1860)

                   Allocrioceras hazzardi Young, 1963

                   Allocrioceras burkhardti Kennedy & Cobban, 1991

              Genus Phlycticrioceras Spath, 1926

                   Phlycticrioceras trinodosus (Geinitz, 1850)

          Family Diplomoceratidae Spath, 1926

              Genus Neocrioceras Spath, 1921

                   Neocrioceras maximum Kennedy & Cobban, 1991

                   Neocrioceras sp.

              Genus Solenoceras Conrad, 1860

                   Solenoceras crassum Whitfield, 1877

          Family Baculitidae Gill, 1871

              Genus Sciponoceras Hyatt, 1894

                   Sciponoceras gracile (Shumard, 1860)

              Genus Baculites Lamark, 1799

                   Baculites undulatus d’Orbigny 1850

                   Baculites yokoyamai Tokunaga & Shimizu, 1926

                   Baculites mariasensis Cobban, 1951

                   Baculites codyensis Reeside 1927

                   Baculites asperiformis Meek, 1876

                   Baculites thomi Reeside, 1927

                   Baculites aquilaensis Reeside, 1927

                   Baculites haresi Reeside, 1927

                   Baculites sp.

          Family Nostoceratidae Hyatt, 1894

              Genus Didymoceras Hyatt, 1894

                   Didymoceras n sp.

Subclass Coleoidia Bather, 1888

     Order Tuborthocerida Mutvei & Mapes, 2019

                   Family Tuborthoceridae Mutvei & Mapes, 2019

                        Genus  Mitorthoceras Gordon, 1960

                             Mitorthoceras perfilosum Gordon 1960

     Order Hematitida Doguzhaeva et al, 2002

                   Family Hematitidae Gustomesov, 1976

                        Genus Hematites Flower & Gordon, 1959

                             Hematites barbarae Flower & Gordon, 1959

                             Hematites burbankensis Flower & Gordon, 1959

     Order Belemnitida Zittel, 1895

                         Genus Pachyteuthis Bayle, 1878

                        Pachyteuthis densus (Meek & Hayden, 1865)

Order Teuthida Naef, 1916

               Family Glochinomorphidae Gordon, 1971

                   Genus Glochinomorpha Gordon, 1971

                        Glochinomorpha stifeli Gordon, 1971