trichechus manatus

English Thesaurus

1. sirenian mammal of tropical coastal waters of America; the flat tail is rounded (noun.animal)

hypernym	:	sea cow, sirenian, sirenian mammal,
definition	:	any of two families of large herbivorous aquatic mammals with paddle-shaped tails and flipper-like forelimbs and no hind limbs (noun.animal)

member meronym	:	genus trichecus, trichechus,
definition	:	type and sole genus of the Trichechidae (noun.animal)