Figure 24 from: De Mattia W, Reier S, Haring E (2021) 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). ZooKeys 1077: 1-175. https://doi.org/10.3897/zookeys.1077.67081

Figure 24 Siciliaria calcarae calcarae (Philippi, 1844), Visicari, Castellammare del Golfo 24.1 palatal plicae 24.2 parietal lamellae. Siciliaria calcarae belliemii (Brandt, 1961), Monte Belliemi, Partinico 24.3 palatal plicae. Siciliaria calcarae belliemii (Brandt, 1961), Castello di Calatubo, Alcamo 24.4 palatal plicae. Siciliaria calcarae borgettensis ssp. nov., road to Romitello, Borghetto 24.5–24.6 palatal plicae. Siciliaria calcarae jatinensis ssp. nov. San Giuseppe Jato 24.7 palatal plicae 24.8 parietal lamellae. Siciliaria calcarae parajatinensis ssp. nov., west side Monte Kumeta 24.9–24.10 palatal plicae. Siciliaria calcarae orlandoi Liberto, Reitano, Giglio, Colomba & Sparacio, 2016, Bosco Ficuzza 24.11 palatal plicae 24.12 parietal lamellae. Siciliaria calcarae cruenta ssp. nov., Monte Gibilmesi 24.13–24.14 palatal plicae. Siciliaria ferrox (Brandt, 1961). Trabia Sant'Onofrio 24.15 palatal plicae 24.16 parietal lamellae.