Montenegrina helvola magna Feher & Szekeres, 2006

Feher, Zoltan & Szekeres, Miklos, 2016, Taxonomic revision of the rock-dwelling door snail genus Montenegrina Boettger, 1877 (Mollusca, Gastropoda, Clausiliidae), ZooKeys 599, pp. 1-137 : 33

Taxon classification Animalia Stylommatophora Clausiliidae

Montenegrina helvola magna Feher & Szekeres, 2006 Fig. 15K

Montenegrina helvola magna Fehér & Szekeres, 2006 in Erőss et al. 2006: 190, fig. 10. - Nordsieck 2009: 73.

Diagnosis.

Shell medium to large, ventricose. Lower whorls smooth, upper ones smooth to indistinctly wrinkled-costate. Neck wrinkled-costate. Peristome pear-shaped to somewhat angular. In front view lamella inferior barely emerged. Lunella lateral, fused to the short basalis. Subclaustralis and sulcalis residual. Anterior plica superior long, rarely connected to the lunella complex. Clausilium plate not visible through the aperture.

Dimensions

(in mm). Hs: 14.5-20.6 (holotype 18.7), Ws: 3.7-5.0 (4.2).

Type locality.

Albania, Mat District, Ura e Vashës, in the gorge of the Lumi i Matit, at its confluence with the Përroi i Gurri i Bardhit, 350 m, 41.4677°N, 20.1048°E.

Type material.

Type locality, leg. ZF, JK, DM, 9.x.2004, holotype (HNHM 94848), paratypes (HNHM 94849/26, NHMW 103278, SMF 328082).

Other material.

Type locality, leg. ZF, TN, EM, 15.iv.2014 (HNHM 99010); between Fshat and Shkallë, N slope of the Mt. Kjuteti, 450 m, 41.4794°N, 20.0814°E, leg. ZB, DP, B. Pintér, 27.v.2007 (HNHM 99619); 6 km S of Gurri i Bardhë along the Klos to Elbasan road, gorge of the Lumi i Guisës, 1030 m, 41.4306°N, 20.0920°E, leg. LD, ZE, ZF, AH, DM, 30.vi.2007 (HNHM 99622); Librazhd District, Orenjë, 720 m, 41.2802°N, 20.2100°E, leg. ZF, EM, 13.iv.2014 (HNHM 98962).

Distribution.

Gropa-Bizë-Martanesh mountain group in central Albania. The most distant sites are ca. 25 km from each other (Fig. 18).