Sicania crassicostata (L. Pfeiffer, 1856), comb. nov., Monte Cofano 31.1 shell 31.2 detail of the aperture 31.3 clausiliar plate double side 31.4 detail of the columellar side of last whorl 31.5 shell 31.6 detail of the aperture 31.7 clausiliar plate double side. Custonaci 31.8 shell.

 
 
  Part of: 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