Gregorymys formosus Matthew 1907 (pocket gopher)

Mammalia - Rodentia - Geomyidae

Alternative combination: Entoptychus formosus

Full reference: W. D. Matthew. 1907. A Lower Miocene fauna from South Dakota. Bulletin of the American Museum of Natural History 23(9):169-219

Belongs to Gregorymys according to J. H. Wahlert and R. A. Souza 1988

See also Macdonald 1963, Macdonald 1970, Matthew 1907, Rensberger 1971 and Wood 1936

Sister taxa: Gregorymys curtus, Gregorymys douglassi, Gregorymys kayi, Gregorymys larsoni, Gregorymys riggsi, Gregorymys riograndensis, Gregorymys veloxikua

Type specimen: Its type locality is AMNH Rosebud 20, which is in a Harrisonian terrestrial horizon in the Harrison Formation of South Dakota

Ecology: fossorial browser


• Harrisonian of United States (6: Nebraska, South Dakota, Wyoming collections)

• Oligocene of United States (8: Nebraska, South Dakota)

Total: 14 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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