thresher shark

English Thesaurus

1. large pelagic shark of warm seas with a whiplike tail used to round up small fish on which to feed (noun.animal)

hypernym	:	shark,
definition	:	any of numerous elongate mostly marine carnivorous fishes with heterocercal caudal fins and tough skin covered with small toothlike scales (noun.animal)

member meronym	:	alopius, genus alopius,
definition	:	type genus of the family Alopiidae; in some classifications considered a genus of the family Lamnidae (noun.animal)