Sirenian

n.

1.

(Zool.) Any species of Sirenia.

Noun

1.

sirenian - any of two families of large herbivorous aquatic mammals with paddle-shaped tails and flipper-like forelimbs and no hind limbs Synonyms: sea cow, sirenian mammal

aquatic mammal, dugong, Dugong dugon, Hydrodamalis gigas, manatee, order Sirenia, sea cow, Sirenia, sirenian mammal, Steller's sea cow, Trichechus manatus