English
Species (15)
Lucilla singleyana Pilsbry 189- Radiodiscus pilsbryi Hilton Scott
- Radiodiscus lateumbilicatus Weyrauch 1966
- Radiodiscus florezi Weyrauch 1965
- Radiodiscus golbachi Weyrauch 1965
- Radiodiscus wygodzinskyi Weyrauch 1965
- Radiodiscus thomei Weyrauch 1965
- Radiodiscus pilsbry Hylton Scott
- Radiodiscus peruvianus Crawford
- Stenopylis coarctata
- Radiodiscus millecostatus
- Lucilla inermis
- Helicodiscus singleyanus Pilsbry ssp. singleyanus
- Helicodiscus singleyanus Pilsbry 1889
- Lucilla scintilla Lowe R.T. 1852
