Species: eversolei ZANGERL, 1944
Etymology:

Holotype: CM 9372

Locality: Washakie Basin 1/2 mile east of road between Bitter Creek and Baggs, about 10 miles south of Kimey Ranch, Sweetwater County, Wyoming.

Horizon: Middle Washakie.

Biostratigraphy:

Age: Eocene Epoch, Paleogene Period, Lower Tertiary Subera, Lower Cenozoic Era..

Material: Skull.
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Species: zangerli MOOK, 1962
Etymology: In honor of Dr. Rainer Zangerl.

Holotype: AMNH 6048

Locality: Grizzly Buttes, Uinta County, Wyoming.

Horizon: Bridger Formation.

Biostratigraphy:

Age: Bridgerian, Early Eocene Epoch, Paleogene Period, Lower Tertiary Subera, Lower Cenozoic Era.

Material: Skull.