In Tasmania, this superfamily (or taxon of roughly equivalent rank) includes 56 species in 23 genera in the following families (-sufamilies):
Buccinidae – Buccininae (whelks) (e.g. figures a-b)
Buccinidae – Siphonaliinae (whelks) (figures c-d)
Colubrariidae (bloodsucker-whelks) (e.g. figure e)
Columbellidae – Atiliinae (dove-shells) (e.g. figures f-j)
Fasciolariidae – Fasciolariinae (tulip-shells) (e.g. figure k)
Fasciolariidae – Fusininae (spindle-shells) (figures l-m)
Fasciolariidae – Peristerniinae (tulip-shells)
Nassariidae – Nassariinae (dog-whelks) (e.g. figure n)