subclass crossopterygii

English Thesaurus

1. fishes having paired fins resembling limbs and regarded as ancestral to amphibians (noun.animal)

hypernym	:	class,
definition	:	(biology) a taxonomic group containing one or more orders (noun.group)

member holonym	:	crossopterygian, lobe-finned fish, lobefin,
definition	:	any fish of the order Crossopterygii; most known only in fossil form (noun.animal)

member holonym	:	family latimeridae, latimeridae,
definition	:	extinct except for the coelacanth (noun.animal)

member meronym	:	class osteichthyes, osteichthyes,
definition	:	a class of fish having a skeleton composed of bone in addition to cartilage (noun.animal)