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Noun1.Spirulidae - coextensive with the genus Spirula; included in the order Belemnoidea in some older classifications
mollusk family - a family of mollusks
Decapoda, order Decapoda - squids and cuttlefishes
genus Spirula - genus of small cephalopods with many-chambered spiral shells resembling those of the extinct belemnites
References in periodicals archive ?
'Cephalopods of the world An annotated and illustrated catalogue of species known to date Volume 1 Chambered nautiluses and sepioids (Nautilidae, Sepiidae, Sepiolidae, Sepiadariidae, Idiosepiidae and Spirulidae) FAO Species Catalogue for Fishery Purposes 4(1), FAO Rome.
According to Voss (1977), the Sepioidea includes Spirulidae, Sepiidae, Sepiolidae, Idiosepiidae, and Sepiadariidae.
According to the classification of cephalopod taxa (Voss 1977), the Order Sepioidea was comprised of 5 families Spirulidae, Sepiolidae, Sepiidae, Sepiadariidae, and Idiosepiidae (Fig.