spirulidae

English Thesaurus

1. coextensive with the genus Spirula; included in the order Belemnoidea in some older classifications (noun.animal)

hypernym	:	mollusk family,
definition	:	a family of mollusks (noun.animal)

member holonym	:	genus spirula,
definition	:	genus of small cephalopods with many-chambered spiral shells resembling those of the extinct belemnites (noun.animal)

member meronym	:	decapoda, order decapoda,
definition	:	squids and cuttlefishes (noun.animal)