Pseudamnicola stasimoensis, Glöer & Reuselaars, 2020

Glöer, Peter & Reuselaars, Robert, 2020, The Pseudamnicola spp. from Greece (Gastropoda: Hydrobiidae) with the description of four new species, Ecologica Montenegrina 32, pp. 19-25 : 21

Pseudamnicola stasimoensis n. sp. [ fig. 2.1 ]

Material examined: Holotype ( RMNH.MOL.347628) and 30 paratypes from type locality (0.5 km northeast od Stasimo) and 2 from the spring in the town of Stasimo.

Holotype: 2.0 mm high, 1.3 mm broad from type locality.

Paratypes: 2 paratypes ( RMNH.MOL.347629) , 3 ex. in coll. Peter Glöer, 25 ex. in coll. Robert Reuselaars (no. 758) from type locality, 2 ex. in coll. Robert Reuselaars (no. 687) from the spring in the town of Stasimo.

Locus typicus: Spring 0.5 km northeast of Stasimo, Peleponnesos, Greece, 37°23’30.66817'' N 21°56’01.58046'' E, Robert Reuselaars 22.09.2010 leg .

Sampling site 2: Spring in the town of Stasimo, Peleponnesos, Greece, 37°23’22.65283'' N 21°55’31.61080'', Robert Reuselaars 22.09.2010 leg .

Habitat (type locality): Small artificial basins and gutter below the outflow of the spring where the species was found on the sandy gravel and old leaves. Habitat is less than 1.5 m 2.

Etymology: Named after the town Stasimo.

Description: The shell is ovate with 4-4.5 slightly convex whorls with a deep suture. The aperture is ovate, slightly angled at the top. The peristome is sharp, thickened at the columella and somewhat reflexed, The umbilicus is closed. The body whorl takes 0.8 of shell height. The aperture is 0.8 mm high and 0.8 mm broad. The ratio of shell height to shell width is 1.5. The shell is 2.0 mm high and 1.3 mm broad.

Differentiating characters: The body whorl is broader than in the other Pseudamnicola spp.

Distribution: Greece; only known from type locality.

Figures

Figure 2. The new Pseudamnicola spp. 1: Pseudamnicola stasimoensis n. sp., 2: Pseudamnicola lesbosensis n. sp., 3: Pseudamnicola samoensis n. sp., 4: Pseudamnicola skalaensis n. sp.