Classification of Russell and Landes 1937
G. †Baculites Lamarck 1799
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†Baculites aquilaensis Reeside 1927
†Baculites asper Morton 1830
†Baculites asperiformis Meek 1876
†Baculites compressus Say 1920
†Baculites crickmayi Williams 1930
†Baculites haresi Reeside 1927
†Baculites mclearni Russell and Landes 1937
†Baculites minerensis Russell and Landes 1937
†Baculites obtusus Meek 1876
†Baculites ovatus Say 1820
†Baculites pseudovatus Elias 1933
G. †Rhaeboceras Meek 1876
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†Rhaeboceras albertensis Warren 1930
†Rhaeboceras subglobosus Whiteaves 1885
†Rhaeboceras whiteavesi Russell and Landes 1937
G. Crenella Brown 1827
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†Crenella elegantula Meek and Hayden 1862
†Crenella maylandensis Russell and Landes 1937
G. †Inoceramus Sowerby 1814
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†Inoceramus fibrosus Meek and Hayden 1857
†Inoceramus subdepressus Meek and Hayden 1861
†Inoceramus tenuilineatus Hall and Meek 1855
Fm. Cardiidae Lamarck 1809 [cockle]
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G. Cardium Linnaeus 1758
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Subg. †Cardium (Ethmocardium) White 1880
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†Cardium (Ethmocardium) ursaniense Russell and Landes 1937
Fm. Corbulidae Lamarck 1818
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G. Corbula Bruguière 1789
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†Corbula lacteana Russell and Landes 1937
†Corbula ursaniensis Russell and Landes 1937
Fm. Laternulidae Hedley 1918
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Fm. Nuculidae Gray 1824 [nut clam]
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G. Nucula Lamarck 1799
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†Nucula assiniboiensis Russell and Landes 1937
†Nucula cancellata Meek and Hayden 1857
†Nucula planimarginata Meek and Hayden 1857
Fm. Ostreidae Rafinesque 1815 [oyster]
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G. Ostrea Linnaeus 1758
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†Ostrea albertensis Russell and Landes 1937
†Ostrea minerensis Russell and Landes 1937
†Ostrea russelli Russell and Landes 1937
Fm. †Parallelodontidae Dall 1898
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Fm. Periplomatidae Dall 1895
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Fm. Pholadomyidae King 1844
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G. Pholadomya Sowerby 1823
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†Pholadomya cupressensis Russell and Landes 1937
†Pholadomya mclearni Russell and Landes 1937
†Pholadomya subventricosa Meek and Hayden 1858
Fm. Pteriidae Gray 1847 [pearl oyster]
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G. Pteria Scopoli 1777
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Subg. †Pteria (Oxytoma) Meek and Hayden 1865
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†Pteria (Oxytoma) nebrascana Evans and Shumard 1857
Fm. Solenidae Lamarck 1809
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Fm. †Tancrediidae Meek 1864
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G. †Tancredia Lycett 1850
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†Tancredia americana Meek and Hayden 1857
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†Tancredia americana cupressensis Russell and Landes 1937
Fm. Tellinidae Blainville 1814 [tellin clam]
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G. Tellina Linnaeus 1758
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†Tellina cupressensis Russell and Landes 1937
†Tellina equilateralis Meek and Hayden 1857
†Tellina maylandensis Russell and Landes 1937
G. Volsella Scopoli 1777
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†Volsella anomala Russell and Landes 1937
†Volsella attenuata Meek and Hayden 1857
†Volsella galpiniana Evans and Shumard 1854
†Volsella wrighti Warren 1934
Fm. †Ledidae Adams and Adams 1858
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G. Yoldia Möller 1842
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†Yoldia cupressensis Russell and Landes 1937
†Yoldia dowlingi Russell and Landes 1937
†Yoldia evansi Meek and Hayden 1857
†Yoldia mcconnelli Russell and Landes 1937
Fm. Saxicavidae Swainson 1835
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Fm. †Isocardiidae
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G. †Clisocolus Gabb 1869
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†Clisocolus endotrachys Meek 1876
†Clisocolus moreauensis Meerk and Hayden 1861
Subfm. †Acanthoceratinae de Groussouvre 1894
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G. †Acanthoscaphites Nowak 1911
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†Acanthoscaphites nodosus Owen 1852
†Acanthoscaphites plenus Meek and Hayden 1861
Subfm. †Hoplitinae Douvillé 1890
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