SubgenusDaudebardiaW. Hartmann, 1821 Diagnosis. Body in adult specimens (17–20 mm) much broader and longer than the shell (4–5 mm); with two longitudinal furrows on the back and less distinct, oblique furrow on each side; bluish-grey in colour; tripartite whitish sole; shell small, external, umbilicated, shining, transparent; paucispiral, the last whorls flaring strongly in adult; genitalia characterised by cylindrical penis and thin, short epiphallus which passes insensibly to the vas deferens; penial retractor muscle attached at the junction between penis and the epiphallus; vagina and duct of the bursa copulatrix partially covered by a vaginal gland.

Published as part of Ramdini, Ramdane, Liberto, Fabio, Sadouk, Ghania, Gregorini, Armando & Colomba, Mariastella, 2026, Contributions to the knowledge of slugs and semi-slugs (Gastropoda, Pulmonata, Stylommatophora) from Algeria, pp. 307-348 in ZooKeys 1270 on pages 307-348, DOI: 10.3897/zookeys.1270.156458