Bythinella liandinaensis, Glöer & Reuselaars, 2020

Glöer, Peter & Reuselaars, Robert, 2020, The Bythinella spp. of Greece (Gastropoda: Hydrobioidea: Bythinelliidae), Ecologica Montenegrina 29 (2020), pp. 20-33 : 28

Bythinella liandinaensis n. sp. [fig. 2.9]

Material examined: Holotype ( RMNH.MOL.340510) and 3 paratypes ( RMNH.MOL.340511) from type locality.

Holotype: 3.0 mm high, 1.8 mm broad from type locality.

Paratypes: 3 paratypes from type locality, 6 adult and 8 subadult (dry) in coll. Robert Reuselaars (no. 683).

Locus typicus: Spring between Liandina and Vasiliki, Peleponnesos, Greece, at 70 meters altitude ( Figure 8 ), 36° 54' 42.86614'' N 22° 26' 33.74825'' E, 19.09.2010 Robert Reuselaars leg.

Habitat: On old leaves in a smal spring, this species occupies an area of about 1 m 2.

Etymology: Named after Liandina town.

Description: The shell is elongated ovate with 4.5-5 slightly convex whorls which are separated by a deep suture. The aperture is ovate, slightly angled at the top. The peristome is sharp. The umbilicus is slit-like. The body whorl takes 0.67 of shell height. The aperture is 1.0 mm high and 0.8 mm broad. The ratio of shell height to shell width is 1.8. The shell is 2.4-3.0 mm high and 1.4-1.6 mm broad.

Differentiating characters: See B. petrosensis n. sp.

Distribution: Only known from type locality.

Figures

Figures 4-9: Sampling sites. 4. Kapina monastry (type locality of Bythinella kyriaki n. sp.), 5. Aghios Dimitros (type locality of Bythinella dimitrosensis n. sp.), 6. Klima (type locality of Bythinella klimaensis n. sp.), 7. Righani (type locality of Bythinella righaensis n. sp.), 8. Liandina (type locality of Bythinella liandianensis n. sp.), 9. Planitero (type locality of Bythinella kwanti n. sp.).