Morphological investigation of genital organs and first insights into the phylogeny of the genus Siciliaria Vest, 1867 as a basis for a taxonomic revision (Mollusca, Gastropoda, Clausiliidae)

Siciliaria grohmanniana grohmanniana (Rossmässler, 1836), Monte Pellegrino, Palermo. 13.1–13.3 palatal plicae 13.4 parietal lamellae Siciliaria grohmanniana addaurae ssp. nov., Grotta dell’Addaura, Punta Priola 13.5–13.7 palatal plicae 13.8 parietal lamellae. Siciliaria septemplicata (Philippi, 1836), Monte Gallo, Sferracavallo 13.9–13.10 palatal plicae 13.11 parietal lamellae. Siciliaria leucophryna (L. Pfeiffer, 1862), Grotta Conza, Palermo 13.12–13.13 palatal plicae 13.14 parietal lamellae.