Sivatherium /(?)/

Siv·a·the·ri·um

Sivatherium

n.
  1. A genus of very large extinct ruminants found in the Tertiary formation of India. The snout was prolonged in the form of a proboscis. The male had four horns, the posterior pair being large and branched. It was allied to the antelopes, but very much larger than any exsisting species. (Paleon.)