brachyuran

English Thesaurus

1. typical crabs (noun.animal)

hypernym	:	crustacean,
definition	:	any mainly aquatic arthropod usually having a segmented body and chitinous exoskeleton (noun.animal)

member meronym	:	brachyura, suborder brachyura,
definition	:	an order of crustaceans (including true crabs) having a reduced abdomen folded against the ventral surface (noun.animal)