ammonites
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Arctocyon nexus Gazin 1956

PaleoDB taxon number: 358993

Alternative combination: Anacodon nexus

Full reference: C. L. Gazin. 1956. The upper Paleocene Mammalia from the Almy formation in western Wyoming. Smithsonian Miscellaneous Collections 131(7):1-18

Belongs to Arctocyon according to R. Secord 2008

Sister taxa: Arctocyon ferox, Arctocyon mumak, Arctocyon primaevus

Type specimen: USNM 21282, a mandible. Its type locality is Buckman Hollow, which is in a Clarkforkian terrestrial claystone in the Wasatch Formation of Wyoming.

Average measurements (in mm): m1 9.50 x 7.80