Table 1 in Revision of the subterranean genus Spelaeodiscus Brusina, 1886 (Gastropoda, Pulmonata, Spelaeodiscidae)

Table 1. Number of ribs on the body whorl, shell size, and key traits of Spelaeodiscus species.
(Sub)speciesNo. of ribsShell diameter (in mm)Key traitsSpelaeodiscus albanicus Spelaeodiscus albanicus43-933.6-4.3matte protoconch, weak palatal and two weak basal teethSpelaeodiscus albanicus edentatus ssp. n.35-543.6-4.2widely-spaced ribs, glossy protoconch glossy, toothless apertureSpelaeodiscus dejongi57-1121.9-3.4dense, low ribs, smooth protoconch, toothless apertureSpelaeodiscus densecostatus sp. n.1163.7very low and dense ribs, toothless apertureSpelaeodiscus hauffeni41-522.8-3.5widely spaced, strong ribs, rounded, toothless aperture, finely granular protoconchSpelaeodiscus latecostatus sp. n.422.2strong, very widely spaced ribs, glossy protoconch, toothless apertureSpelaeodiscus cf. latecostatus sp. n. (2017/005)47-541.9strong, widely spaced ribs, glossy protoconch, toothless apertureSpelaeodiscus hunyadii sp. n.42-482.1-2.2widely spaced, strong ribs, glossy protoconch, strongly oblique, toothless apertureSpelaeodiscus obodensis43-762.6-3.0elevated spire, roughly sculptured protoconch, strong ribs, toothless apertureSpelaeodiscus unidentatus Spelaeodiscus unidentatus74-1182.4-3.2low basal tooth; palatal part of peristome with strong incisionSpelaeodiscus unidentatus acutus ssp. n.64-912.9-3.5pointed basal tooth; palatal part of peristome with shallow incisionSpelaeodiscus virpazarioides sp. n.40-703.3-3.6spiral sculpture, thickened callus