Montenegrina nana nana 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 : 56-57

Taxon classification Animalia Stylommatophora Clausiliidae

Montenegrina nana nana Feher & Szekeres, 2006 Fig. 24A

Montenegrina perstriata nana Fehér & Szekeres, 2006 in Erőss et al. 2006: 202-203, fig. 24. - Nordsieck 2009: 74, plate 3, fig. 17.

Diagnosis.

Shell small to medium, light corneous. All whorls smooth. Neck weakly inflexed, smooth to very finely striate. Basal and peripheral crests well recognizable. Lamellae superior and spiralis mostly overlap. Lamella subcolumellaris not or only barely visible through the aperture. Lunella lateral, fused to the short basalis. Subclaustralis residual or absent, sulcalis present. Anterior plica superior absent or weak, parallel to the principalis, separate from the lunella complex. Clausilium plate not visible through the aperture.

Dimensions

(in mm). Hs: 14.3-16.1 (holotype 15.1), Ws: 3.3-3.7 (holotype 3.7).

Type locality.

Albania, Librazhd District, 3 km NE of Lunik, on the Librazhd–Peshkopi road, 1050 m, 41.2966°N, 20.3741°E.

Type material.

Type locality, leg. ZE, ZF, JK, DM, 24.ix.2002, holotype (HNHM 94889), paratypes (HNHM 94890/5, NHMW 103291, SMF 328095).

Other material.

Type locality, leg. ZF, TN, EM, 13 Apr. 2014 (HNHM 98973); 8.3 km S of Steblevë, at the mountain pass, 41.322°N, 20.394°E, leg. AR, NR, PR, ix.2013 (NHMW 110430/MN/0085); SW of Zabzun, 2 km toward Sebisht from the Librazhd to Peshkopi road, 1240 m, 41.3339°N, 20.3958°E, leg. ZF, 13.iv.2014 (HNHM 98978).

Distribution.

Gollobordë Plateau in northeastern Albania (Fig. 25A).