Family Spirulidae Orbigny 1826 (mollusk)
Cephalopoda - Spirulida - Spirulidae
Parent taxon: Spirulida according to P. Doyle et al. 1994
See also Boyle and Rodhouse 2005 and Jeletzky 1966
Sister taxa: Belemnoseidae, Belopteridae, Groenlandibelidae, Spirulirostridae, Spirulirostrinidae, Vasseuriidae
Subtaxa: Spirula
Type: Spirula
Ecology: fast-moving nektonic carnivore
Distribution: