Eotitanops is an extinct genus of brontothere native to North America and Asia.

Eotitanops is the earliest known 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...

 of brontothere. While brontotheres generally known as very large animals, Eotitanops was only 45 centimetres (1.5 ft) tall at the shoulder. It probably resembled a larger, bulkier version of its contemporary, the horse-like palaeothere Hyracotherium

Hyracotherium

Hyracotherium , also known as Eohippus or the dawn horse, is an extinct genus of very small perissodactyl ungulates that lived in the woodlands of the northern hemisphere, with species ranging throughout Asia, Europe, and North America during the early Tertiary Period and the early to mid Eocene...

. Like Hyracotherium, it ate leaves and had four-toed front legs and three-toed hind legs.