Hadrianus majusculus Hay 1904 (turtle)

Reptilia - Testudines - Pantestudinidae

Alternative combinations: Geochelone (Manouria) majusculus, Testudo (Hadrianus) majusculus

Full reference: O. P. Hay. 1904. On some fossil turtles belonging to the Marsh Collection in Yale University Museum. American Journal of Science, Fourth Series 18(106):261-276

Belongs to Hadrianus according to E. Vlachos 2018

See also Auffenberg 1971, Hay 1904, Lichtig and Lucas 2015 and Williams 1953

Sister taxa: Hadrianus corsoni, Hadrianus octonaria, Hadrianus vialovi, Testudo uintensis

Type specimen: YPM 927. Its type locality is Badlands near Gallina, which is in a Wasatchian terrestrial horizon in the San Jose Formation of New Mexico.

Ecology: ground dwelling herbivore


• Eocene of United States (9: New Mexico collections)

Total: 9 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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