Neotherium
Encyclopedia
Neotherium mirum is an extinct species of walrus
. It was smaller than living forms and it did not have long tusks. Males were larger than females.
Walrus
The walrus is a large flippered marine mammal with a discontinuous circumpolar distribution in the Arctic Ocean and sub-Arctic seas of the Northern Hemisphere. The walrus is the only living species in the Odobenidae family and Odobenus genus. It is subdivided into three subspecies: the Atlantic...
. It was smaller than living forms and it did not have long tusks. Males were larger than females.