mc5 - AVMA Take 2

Yes, it's another round of that classic guessing game - Animal, Vegetable, Mineral, Abstract [or any combination thereof]. This effort - '03/'04 should address any queries, but then again, may just serve to confuse and baffle which some might say is the point of the game. Patience, integrity and a decent search engine may be useful ....

Knobbly

[All who haven't drifted off] Here is a roundup of all helpful facts so far known:
A non-human, extinct, quadrupedal mammal, of the order Perissodactyla (odd-toed ungulates). Died out more than 100,000 years ago, rhinoceros-like and larger than a toaster.

irach

With two horn like protuberances?

Knobbly

[irach] Not with two horns.

Projoy

Baluchitherium?

CdM

You said that you had a particular exemplar in mind. Would it help us to try to find out which one? (e.g., skeleton in a museum, illustration in a book...)