Meaning of SUBCLASS DIPNOI

WordNet Dictionary
	Definition:		[n]  bony fishes of the southern hemisphere that breathe by a modified air bladder as well as gills; sometimes classified as an order of Crossopterygii
	Websites:
	Synonyms:		Dipnoi
	See Also:		Ceratodontidae, class, class Osteichthyes, family Ceratodontidae, lungfish, Osteichthyes