Table 7 in 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)

Table 7. Main morphological differences (shell and genital organs) among the Sicania taxa.
Sicania crassicostata comb. nov.Sicania eminens comb. nov.Sicania nobilis nobilis comb. nov.Sicania nobilis spezialensis comb. nov., stat. nov.Whorlsribbed, percostateribbedweakly rib-striateddensely ribbedSurfaceopaqueopaquewhite surface layerwhite surface layerDorsal keelweakweak or missingmissingmissingAUPPmissingpresent, visible from outsidepresent, mostly not visible from outsidemostly missingALPPvery short or mostly missingpresent, visible from outsidepresent, visible from outsidevery short to knob-like, not visible from outsideSpiralisnot overlapping parietalisoverlapping parietalisslightly overlapping parietalismostly not overlapping parietalisSculpturing of atriumfleshy pleatslarge fleshy pleatsirregular foldsirregular fleshy folds.Sculpturing of vaginasmooth to an irregularsmooth to an irregularsmooth to an irregulardistally irregular pleats, proximally oblique pleatsSculpturing of penislongitudinal fleshy smooth pleatslongitudinal fleshy pleatssmooth, tubercles, longitudinal, segmented pleatslongitudinal fleshy smooth pleatsPseudopapillashort and conicalsmall and roundedbig and elongate to small and roundlittle, rhombus-shaped and smoothEpiphallar ringsinglesingletwo or threetwoSculpturing of epiphallustwo main longitudinal pleatstwo main longitudinal pleatstwo main longitudinal pleatsthree or four irregular longitudinal fringed pleats