Stygimys gratus Jepsen 1930 (multituberculate)

Mammalia - Multituberculata - Eucosmodontidae

Alternative combinations: Cimexomys gratus, Eucosmodon gratus

Full reference: G. L. Jepsen. 1930. New Vertebrate Fossils from the Lower Eocene of the Bighorn Basin, Wyoming. Proceedings of the American Philosophical Society 69(1):117-131

Belongs to Stygimys according to J. D. Archibald 1982

See also Clemens and Kielan-Jaworowska 1979, Jepsen 1930, Kielan-Jaworowska et al. 2004, Lofgren 1995 and Sloan and Van Valen 1965

Sister taxa: Stygimys camptorhiza, Stygimys jepseni, Stygimys kuszmauli, Stygimys teilhardi, Stygimys vastus

Type specimen: Its type locality is Mantua Lentil, which is in a Puercan terrestrial horizon in the Polecat Bench Formation of Wyoming

Ecology: arboreal omnivore


• Paleocene of Canada (3: Saskatchewan collections), United States (21: Montana, Wyoming)

Total: 24 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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