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)

3.1, 2 Siciliaria/Sicania clausilial apparatus (from hnords.de, modified): 3.1 plicae 3.2 lamellae 3.3, 4 Siciliaria/Sicania anatomy of the genital organs general scheme and (3.5–9) variability of the pseudopapilla within genera Siciliaria, Sicania, Mauritanica, Charpentieria, Stigmatica, Gibbularia and Papillifera 3.5 no (pseudo)papilla 3.6 pseudopapilla 3.7 parapseudopapilla 3.8 hemipapilla 3.9 eupapilla (true penial papilla).