Classification of Plummer and Scott 1937
Or. †Goniatitida Hyatt 1884
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G. †Agathiceras Gemmellaro 1887
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†Agathiceras applini Plummer and Scott 1937
†Agathiceras ciscoense Smith 1903
†Agathiceras contractum Plummer and Scott 1937
†Agathiceras frechi Böse 1919
†Agathiceras girtyi Böse 1919
G. †Gastrioceras Hyatt 1884
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†Gastrioceras montgomeryense Miller and Gurley 1896
†Gastrioceras occidentale Miller and Faber 1892
G. †Glaphyrites Ruzhencev 1936
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†Glaphyrites angulatus Girty 1911
†Glaphyrites anguloumbilicatus Plummer and Scott 1937
†Glaphyrites globulosus Meek and Worthen 1860
†Glaphyrites hyattianus Girty 1911
†Glaphyrites kansasensis Miller and Gurley 1896
†Glaphyrites millsi Miller and Cline 1934
†Glaphyrites raymondi Plummer and Scott 1937
†Glaphyrites welleri Smith 1903
G. †Goniatites Haan 1825
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†Goniatites choctawensis Shumard 1863
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Invalid names: Glyphioceras cumminsi Hyatt 1893 [synonym]
G. †Gonioglyphioceras Plummer and Scott 1937
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†Gonioglyphioceras discoidale Bose 1920
†Gonioglyphioceras gracile Girty 1911
G. †Gonioloboceras Hyatt 1900
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†Gonioloboceras bridgeportense Plummer and Scott 1937
†Gonioloboceras gracellenae Miller and Cline 1934
†Gonioloboceras welleri Smith 1903
G. †Marathonites Böse 1919
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†Marathonites delawareanus Plummer and Scott 1937
†Marathonites electraensis Plummer and Scott 1937
†Marathonites sellardsi Plummer and Scott 1937
†Marathonites sulcatus Böse 1919
†Marathonites vidriensis Böse 1919
G. †Metalegoceras Schindewolf 1931
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†Metalegoceras aricki Plummer and Scott 1937
†Metalegoceras baylorense White 1891
†Metalegoceras colemanense Plummer and Scott 1937
G. †Neoaganides Plummer and Scott 1937
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†Neoaganides grahamensis Plummer and Scott 1937
G. †Neodimorphoceras Schmidt 1925
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†Neodimorphoceras lenticulare Girty 1911
†Neodimorphoceras oklahomae Girty 1911
†Neodimorphoceras plummerae Plummer and Scott 1937
†Neodimorphoceras texanum Smith 1903
G. †Neoglyphioceras Brüning 1923
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†Neoglyphioceras entogonum Gabb 1861
†Neoglyphioceras newsomi Smith 1903
G. †Nuculoceras Bisat 1924
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†Nuculoceras barnettense Plummer and Scott 1937
†Nuculoceras incisum Hyatt 1893
†Nuculoceras smithwickense Plummer and Scott 1937
G. †Paragastrioceras Tchernow 1907
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†Paragastrioceras admiralense Plummer and Scott 1937
†Paragastrioceras altudense Böse 1919
†Paragastrioceras beedei Plummer and Scott 1937
†Paragastrioceras deciense Plummer and Scott 1937
†Paragastrioceras roadense Böse 1919
†Paragastrioceras serratum Girty 1909
G. †Paraschistoceras Plummer and Scott 1937
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†Paraschistoceras costiferum Plummer and Scott 1937
†Paraschistoceras hildrethi Morton 1836
†Paraschistoceras reticulatum Miller 1930
†Paraschistoceras strawnense Plummer and Scott 1937
G. †Perrinites Böse 1919
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†Perrinites bakeri Plummer and Scott 1937
†Perrinites beedei Plummer and Scott 1937
†Perrinites boesei Plummer and Scott 1937
†Perrinites compressus Böse 1919
†Perrinites cumminsi White 1889
†Perrinites gouldi Plummer and Scott 1937
†Perrinites hilli Smith 1903
†Perrinites kempae Plummer and Scott 1937
†Perrinites vidriensis Böse 1919
G. †Phaneroceras Plummer and Scott 1937
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†Phaneroceras amotapense Thomas 1928
†Phaneroceras compressum Hyatt 1891
†Phaneroceras lenticulare Plummer and Scott 1937
G. †Popanoceras Hyatt 1884
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†Popanoceras bowmani Böse 1919
†Popanoceras walcotti White 1889
G. †Preshumardites Plummer and Scott 1937
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†Preshumardites gaptankensis Miller 1930
†Preshumardites illinoisensis Miller and Gurley 1896
†Preshumardites stainbrooki Plummer and Scott 1937
G. †Proshumardites Rauser-Tschernoussowa 1928
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†Proshumardites primus Plummer and Scott 1937
G. †Prothalassoceras Böse 1919
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†Prothalassoceras caddoense Plummer and Scott 1937
†Prothalassoceras kingorum Miller 1930
†Prothalassoceras welleri Böse 1919
G. †Pseudogastrioceras Spath 1936
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†Pseudogastrioceras globulosissimum Plummer and Scott 1937
G. †Pseudoparalegoceras Miller 1934
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†Pseudoparalegoceras brazoense Plummer and Scott 1937
G. †Schistoceras Hyatt 1884
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†Schistoceras diversecostatum Böse 1919
†Schistoceras missouriense Miller and Faber 1892
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Invalid names: Goniatites fultonensis Miller and Gurley 1896 [synonym], Schistoceras hyatti Smith 1903 [synonym]
†Schistoceras smithi Böse 1919
G. †Shumardites Smith 1903
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†Shumardites cuyleri Plummer and Scott 1937
†Shumardites fornicatus Plummer and Scott 1937
†Shumardites sellardsi Plummer and Scott 1937
†Shumardites simondsi Smith 1903
G. †Vidrioceras Böse 1919
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†Vidrioceras irregulare Böse 1919
†Vidrioceras moorei Plummer and Scott 1937
†Vidrioceras subquadratum Plummer and Scott 1937
†Vidrioceras uddeni Böse 1919
G. †Waagenoceras Gemmellaro 1887
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†Waagenoceras clavatum Plummer and Scott 1937
†Waagenoceras dieneri Böse 1919
†Waagenoceras guadalupense Girty 1909
†Waagenoceras richardsoni Plummer and Scott 1937
G. †Daraelites Gemmellaro 1887
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†Daraelites girtyi Plummer and Scott 1937
†Daraelites kingi Plummer and Scott 1937
†Daraelites texanus Böse 1919
G. †Eumedlicottia Spath 1934
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†Eumedlicottia burckhardti Böse 1919
†Eumedlicottia crotonensis Plummer and Scott 1937
†Eumedlicottia guadalupensis Plummer and Scott 1937
†Eumedlicottia whitneyi Böse 1919
G. †Medlicottia Waagen 1880
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†Medlicottia arroyoensis Plummer and Scott 1937
†Medlicottia chozaensis Plummer and Scott 1937
†Medlicottia copei White 1889
†Medlicottia milleri Plummer and Scott 1937
G. †Pronorites Mojsisovics 1882
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†Pronorites arkansasensis Smith 1896
†Pronorites llanoensis Plummer and Scott 1937
†Pronorites pseudotimorensis Miller 1930
G. †Prouddenites Miller 1930
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†Prouddenites boesei Smith 1929
†Prouddenites grafordensis Plummer and Scott 1937
G. †Uddenites Böse 1919
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†Uddenites harlani Plummer and Scott 1937
†Uddenites serratus Plummer and Scott 1937
G. †Paraceltites Gemmellaro 1887
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†Paraceltites elegans Girty 1909
†Paraceltites multicostatus Böse 1919
†Paraceltites multiliratus Plummer and Scott 1937
G. †Pintoceras Plummer and Scott 1937
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†Pintoceras postvenatum Plummer and Scott 1937
Fm. †Schistoceratidae Schmidt 1929
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G. †Bendoceras Plummer and Scott 1937
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†Bendoceras moorei Plummer and Scott 1937
†Bendoceras shumardi Plummer and Scott 1937
†Bendoceras texanum Shumard 1863
Fm. †Gonioloboceratidae Spath 1934
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G. †Trochilioceras Plummer and Scott 1937
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†Trochilioceras tenuosum Plummer and Scott 1937
G. †Artinskia Karpinsky 1926
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†Artinskia adkinsi Plummer and Scott 1937
†Artinskia electraensis Plummer and Scott 1937
G. †Paraprolecanites Karpinsky 1889
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†Paraprolecanites sandbergeri Plummer and Scott 1937