Classification of Walcott 1900

Cl. Mammalia Linnaeus 1758 [mammal]
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G. †Priconodon Marsh 1888
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Priconodon crassus Marsh 1888
G. †Ceratosaurus Marsh 1884
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G. †Diplodocus Marsh 1878
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Diplodocus longus Marsh 1878
G. †Camptosaurus Marsh 1885
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Camptosaurus nanus Marsh 1894
G. †Triceratops Marsh 1889
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Triceratops californis Marsh 1898
Triceratops obtusa Marsh 1898
Triceratops sulcatus Marsh 1890
G. †Ceratops Marsh 1888
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Ceratops alticornis Marsh 1887
Ceratops montanus Marsh 1888
G. †Labrosaurus Marsh 1879
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Labrosaurus ferox Marsh 1884
Subcl. Dinosauria Owen 1842 [dinosaur]
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G. †Pleorocoelus Marsh 1888
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Pleorocoelus nanus Marsh 1888