Fossorcastor brachyceps Matthew 1907 (beaver)

Mammalia - Rodentia - Castoridae

Alternative combinations: Capatanka brachyceps, Steneofiber brachyceps

Synonym: Euhapsis gaulodon Matthew 1907

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 Fossorcastor according to L. D. Martin 1987

See also Macdonald 1963, Macdonald 1970, Matthew 1907, Stirton 1935 and Xu 1996

Sister taxa: Fossorcastor fossor, Fossorcastor greeni

Type specimens:

  • Fossorcastor brachyceps: Its type locality is Monroe Creek (AMNH Rosebud 12), which is in a Monroecreekian terrestrial horizon in the Monroe Creek Formation of South Dakota
  • Euhapsis gaulodon:

Ecology: amphibious browser

Distribution:

• Harrisonian of United States (2: South Dakota collections)

• Arikareean of United States (1: South Dakota)

• Oligocene of United States (1: South Dakota)

Total: 4 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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