Stibarus Cope 1873 (even-toed ungulate)

Mammalia - Ungulata - Leptochoeridae

Synonyms: Menotherium Cope 1874, Nanochoerus Macdonald 1955

Full reference: E. D. Cope. 1873. Third Notice Of Extinct Vertebrata From The Tertiary of the Plains. Paleontological Bulletin 16:1-8

Parent taxon: Leptochoeridae according to J. M. Theodor et al. 2007

See also Alroy 2002, Carroll 1988, Edwards 1976, Hay 1902, Macdonald 1955, McKenna and Bell 1997, Scott 1940, Storer 1984 and Stucky 1998

Sister taxa: Diacodexis woltonensis, Ibarus, Laredochoerus, Leptochoerus

Subtaxa: Stibarus loomisi Stibarus montanus Stibarus obtusilobus Stibarus quadricuspis Stibarus yoderensis

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Type: Stibarus obtusilobus

Ecology: ground dwelling grazer-browser


• Miocene of United States (1: South Dakota collection)

• Oligocene of United States (22: Colorado, Nebraska, South Dakota, Wyoming)

• Eocene of Canada (2: Saskatchewan), United States (11: Colorado, Montana, Nebraska, North Dakota, Wyoming)

Total: 36 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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