There are two subfamilies in the family Helicodontidae. The type genus is
Helicodonta Férussac, 1821. • subfamily
Helicodontinae Kobelt, 1904 - synonym: Gonostomatinae Kobelt, 1904, Drepanostomatini Schileyko, 1991 •
Atenia Gittenberger, 1968 •
Darderia Altaba, 2006 •
Drepanostoma Porro, 1836 •
Falkneria H. Nordsieck, 1989 •
Helicodonta Férussac, 1821 •
Soosia Hesse, 1918 • subfamily
Lindholmiolinae Schileyko, 1978 •
Lindholmiola Hesse, 1931 ==References==