Prodinoceras
Encyclopedia
Prodinoceras was the earliest known uintathere genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

, which lived in the late 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...

 of Mongolia
Mongolia
Mongolia is a landlocked country in East and Central Asia. It is bordered by Russia to the north and China to the south, east and west. Although Mongolia does not share a border with Kazakhstan, its western-most point is only from Kazakhstan's eastern tip. Ulan Bator, the capital and largest...

. 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 American counterpart, Probathyopsis
Probathyopsis
Probathyopsis is an extinct genus of Uintatheriidae.It was similar to Prodinoceras.Probathyopsis lived in the United States in the Paleocene epoch.Its name means "Before Bathyopsis"....

. All experts regard it as Prodinoceras' sister genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

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