subclass lepidosauria

English Thesaurus

1. diapsid reptiles: lizards; snakes; tuataras (noun.animal)

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

member holonym	:	order rhynchocephalia, rhynchocephalia,
definition	:	tuataras; extinct forms from middle Triassic (noun.animal)

member holonym	:	order squamata, squamata,
definition	:	diapsid reptiles: snakes and lizards (noun.animal)

member meronym	:	class reptilia, reptilia,
definition	:	class of cold-blooded air-breathing vertebrates with completely ossified skeleton and a body usually covered with scales or horny plates; once the dominant land animals (noun.animal)