Hay, Oliver Perry (1846-1930)
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[Description of two species of fossil turtles, Toxochelys stenora and Chisternon? interpositum, the latter hitherto unknown
1909
1467
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[Description of a new species of mastodon, Gomphotherium elegans, from the Pleistocene of Kansas
1917
2869
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Further consideration of the shell of chelys and of the constitution of the armor of turtles in general
1928
837
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[A further and detailed description of the type of Elephas roosevelti Hay and descriptions of three referred specimens
1926
1536
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[On the nature of Edestus and related genera with descriptions of one new genus and three new species
1910
2626
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[On certain genera and species of carnivorous dinosaurs, with special reference to Ceratosaurus nasicornis Marsh
1909
2812
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[Descriptions of two extinct mammals of the order Xenarthra from the Pleistocene of Texas
1917
2907
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[On the skull and the brain of Triceratops, with notes on the brain-cases of Iguandon and Megalosaurus
1909
1096
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[Description of a new species of extinct horse Equus lambei, from the Pleistocene of Yukon territory
1917
1303
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[On remains of mastodons found in Texas, Anancus brazosius and Gomphotherium cimarronis
1926
2953
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