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Fossil collection records
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Classification of Marsh 1870
G. †
Leiodon
Owen 1842
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†
Leiodon laticaudus
Marsh 1870
G. †
Mosasaurus
Parkinson 1822
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†
Mosasaurus crassidens
Marsh 1870
G. †
Hadrosaurus
Leidy 1858
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†
Hadrosaurus minor
Marsh 1870
G. †
Baptosaurus
Marsh 1870
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Invalid names:
Halisaurus
Marsh 1869 [replaced]