Uintatherium

Uintatherium is an extinct herbivorous mammal that lived during the Eocene epoch. With a length of about 4 m (13 ft), 1.70 m (5.6 ft) tall and a weight up to 2.25 tons, they were similar to today's rhinoceros both in size and in shape, although they are not closely related.

More real-life information: see 

Jurassic Park: Builder
In Jurassic Park: Builder Uintatherium can be created in the Glacier Park section. Its DNA is found in the South Patagonian Ice Field, while it lived in the USA and China.