Cynodesmus thooides Scott 1893 (canid)

Mammalia - Carnivora - Canidae

Alternative combination: Mesocyon thooides

Synonyms: Brachyrhynchocyon douglasi Macdonald 1970, Daphoenus drummondanus Douglass 1903, Mesocyon drummondanus Douglass 1903, Sunkahetanka sheffleri Macdonald 1967

Full reference: W. B. Scott. 1893. The Mammals of the Deep River Beds. The American Naturalist 27(319):659-662

Belongs to Cynodesmus according to X. Wang 1994

See also Douglass 1903, Hay 1902, Macdonald 1967, Macdonald 1970, Scott 1893, Tabrum and Nichols 2001, Tedford et al. 1987 and Wang and Tedford 1996

Sister taxon: Cynodesmus martini

Type specimens:

  • Cynodesmus thooides: YPM-PU 10412, a partial skull (partial skull and partial mandible). Its type locality is Fort Logan, which is in an Arikareean terrestrial horizon in Montana.
  • Brachyrhynchocyon douglasi: LACM 17003, a mandible (partial anterior mandible). Its type locality is Sharps (SDSM V-5354), which is in a Geringian terrestrial horizon in the Sharps Formation of South Dakota.
  • Mesocyon drummondanus: CMNH 792, a partial skeleton (nearly complete skull, scapula, and other postcranial fragments). Its type locality is Lower Cabbage Patch Beds, which is in an Arikareean terrestrial horizon in the Renova Formation of Montana.
  • Sunkahetanka sheffleri: LACM 17076, a partial skull (partial skull and mandible). Its type locality is Medicine Root Creek, which is in a Whitneyan terrestrial horizon in the Brule Formation of South Dakota.

Ecology: ground dwelling carnivore-omnivore


• Arikareean of United States (4: Montana, South Dakota collections)

• Oligocene of United States (10: 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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