Arsinoitherium (â€Â
Arsinoitherium) - the type of extinc t mammals. These powerful animals like rhinoceros, living in the late Eocene and early Oligocene 36 (32) -27 million years ago the territory of Egypt, Libya, Angola, Oman and Ethiopia. Adults rea ched 3-5 meters in length, 1.8-2.3 feet tall and weigh from 2.5 to 4.5 tonnes were thus slightly higher than the white rhino, now living in Africa. Have two connected at the base, the powerful horns, reaching up to 1.5 meters long, which occupied a large part of the head.