Taxon classification Animalia Stylommatophora Clausiliidae

Montenegrina skipetarica thysi Loosjes & Loosjes-van Bemmel, 1988 Fig. 30D

Montenegrina thysi Loosjes & Loosjes-van Bemmel, 1988: 189-191, fig. 1.

Montenegrina skipetarica thysi - Nordsieck 2009: 73.

Diagnosis.

Shell large, tumid, light reddish-brown with whitish tint. Whorls with strong, often whitish ribs, which become less distinct toward the apex. Neck weakly inflexed, densely costate behind the aperture. Basal and peripheral crests are recognizable. Peristome attached, ovoid to angular, with simple margin. Lamellae superior and spiralis mostly overlap. In front view lamella inferior moderately emerged, subcolumellaris not or barely visible. Lunella dorsal-dorsolateral, fused to the strong basalis. Subclaustralis also strong, sulcalis weak, anterior plica superior long, often connected to the lunella complex.

Dimensions

(in mm). Hs: 22.5, Ws: 6.1 (mean values).

Type locality.

Greece, Epirus, Tymfi Mts, Vikos Gorge near the Agia Paraskevi Monastery.

Type material.

Type locality, leg. Loosjes, 26-27.vi.1964, holotype and 2 paratypes (RMNH).

Other material.

Type locality, 1030 m, 39.8910°N, 20.7538°E, leg. ZE, ZF, JG, 25.vi.2013 (HNHM 99532).

Distribution.

Tymfi Mts in Epirus, northwestern Greece. Known only from the type locality (Fig. 31A).