Probathyopsis
Encyclopedia
Probathyopsis is an extinct genus of Uintatheriidae
Uintatheriidae
The Uintatheriidae is a family of extinct mammals that includes Uintatherium. They belong to the order Dinocerata, one of several extinct orders of primitive mammals that are sometimes united in the Condylarthra....

.It was similar to Prodinoceras
Prodinoceras
Prodinoceras was the earliest known uintathere genus, which lived in the late Paleocene of Mongolia. It is also regarded as the basal uintathere, as, although it had the characteristic fang-like tusks, it had yet to evolve the characteristic knob-like horns.It is very similar to its North...

.Probathyopsis lived in the United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 in the Paleocene
Paleocene
The Paleocene or Palaeocene, the "early recent", is a geologic epoch that lasted from about . It is the first epoch of the Palaeogene Period in the modern Cenozoic Era...

 epoch.Its name means "Before Bathyopsis
Bathyopsis
Bathyopsis is an extinct genus of uintathere.-References:*Lucas, S.G. and R.M. Schoch. 1998. Dinocerata. pp.284-291 in C.M. Janis, K.M. Scott, and L.L. Jacobs Evolution of Tertiary Mammals of North America Cambridge University Press, Cambridge.* The Beginning of the Age of Mammals by Kenneth D. Rose...

".
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