Subfamily Heliacinae Cotton and Godfrey 1933 (snail)
Gastropoda - Heterostropha - Architectonicidae
Alternative spelling: Heliacidae
Parent taxon: Architectonicidae according to D. Frassinetti and V. Covacevich 1981
Sister taxa: Acutitectonica, Architectonica, Basisulcata, Calodisculus, Dinaxis, Discotectonica, Disculus, Eosolarium, Granosolarium, Heliacus, Mangonuia, Margaritella, Patulaxis, Philippia, Pseudomalaxis, Pseudotorinia, Psilaxis, Rinaldoconchus, Spirolaxis, Torinia, Torinista, Wangaloa
Subtaxa: none
Ecology: epifaunal carnivore
Distribution: there are no occurrences of Heliacinae in the database