Helicodiscidae
Helicodiscidae is a family of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Punctoidea.
Genera
Genera within the family include:Lucilla Lowe, 1852- Subfamily Helicodiscinae Pilsbry, 1927
- * Chanomphalus Strebel & Pfeffer, 1879
- * Helicodiscus Morse, 1864 - the type genus
- * Polygyriscus Pilsbry, 1948
- * Speleodiscoides A.G. Smith, 1957
- * Radiodiscus - may belong in the Charopidae
- Subfamily Stenopylinae Thiele, 1931
- * Stenopylis Fulton, 1914
- * Zilchogyra