Figures 16-20 from: Bouaziz-Yahiatene H, Inäbnit T, Medjdoub-Bensaad F, Colomba MS, Sparacio I, Gregorini A, Liberto F, Neubert E (2019) Revisited – the species of Tweeting vineyard snails, genus Cantareus Risso, 1826 (Stylommatophora, Helicidae, Helicinae, Otalini). ZooKeys 876: 1-26. https://doi.org/10.3897/zookeys.876.36472 - Bouaziz-Yahiatene, Houria (2019)