• The mantee. • The dugong. • The walrus.
very large aquatic mammal, now extinct, that once inhabited nearshore areas of the Komandor Islands in the Bering Sea. Steller`s sea cows were wiped ... [2 related articles]
Sea' cow` (Zoology) (a) The mantee. (b) The dugong. (c) The walrus. 
[n] - any of two families of large herbivorous aquatic mammals with paddle-shaped tails and flipper-like forelimbs and no hind limbs
sirenian mammal noun any of two families of large herbivorous aquatic mammals with paddle-shaped tails and flipper-like forelimbs and no hind limbs