Classification of Rage 1981

Fm. †Tyrannosauridae Osborn 1906 [tyrannosaurid]
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G. †Tyrannosaurus Osborn 1905 [tyrant lizard]
Fm. †Hadrosauridae Cope 1869 [hadrosaurid]
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G. †Saurolophus Brown 1912
Fm. †Pachycephalosauridae Sternberg 1945
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G. †Stegoceras Lambe 1902
Fm. †Ceratopsidae Marsh 1888 [ceratopsid]
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G. †Pentaceratops Osborn 1923