Helicodiscidae

Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Gastropodae
Subclassis: Orthogastropoda
Superordo: Heterobranchia
Ordo: Pulmonata
Subordo: Eupulmonata
Clade: Stylommatophora
Cladus: Orthurethra
Informal group: Sigmurethra
Superfamilia: Punctoidea
Familia: Helicodiscidae
Genera: Chanomphallus - Egestula - Helicodiscus - Lucilla - Microphyura - Polygyriscus - Speleodiscoides - Stenopylis

Name

Helicodiscidae Pilsbry in H.B. Baker, 1927

References

Baker, H.B. 1927. Minute Mexican land snails. Proceedings of the Academy of Natural Sciences of Philadelphia 79: 226.
Schileyko, A.A. 2002. Treatise on Recent terrestrial pulmonate molluscs. Part 8. Ruthenica (Suppl. 2): 1051.