Dicharax (?) plectocheilus (Benson, 1859)

Pall-Gergely, Barna, Sajan, Sheikh, Tripathy, Basudev, Meng, Kaibaryer, Asami, Takahiro & Ablett, Jonathan D., 2020, Genus-level revision of the Alycaeidae (Gastropoda, Cyclophoroidea), with an annotated species catalogue, ZooKeys 981, pp. 1-220 : 1

Dicharax (?) plectocheilus (Benson, 1859)

Alycaeus plectocheilus Benson, 1859: 180.

Alycaeus plectocheilus - Reeve 1878: pl. 2, species 14; Godwin-Austen 1914: 342-343, pl. 134, figs 4, 4a-c.

Alycaeus (Dicharax) plectochilus [sic] - Kobelt 1902: 375.

Alycaeus plectocheilus , large var. - Godwin-Austen 1914: 342-343, pl. 133, figs 3, 3a-c.

Alycaeus (Dicharax) plectochilus [sic] - Gude 1921: 264-265.

Chamalycaeus (Dicharax) plectochilus - Ramakrishna et al. 2010: 65.

Dicharax plectocheilus - Páll-Gergely et al. 2017: 54.

Type locality.

"in valle Rungun".

Material examined.

Darjiling, Rungun Valley, coll. Blanford, NHMUK 1906.4.4.184 (2 syntypes); Vorder Indien, Rungun Valley, Darjiling, leg. Hungerford 1889, leg. O. Boettger, SMF 109254 (2 shells); Damsang, Daling District, NHMUK 1903.7.1.1256 (25 shells of "large var.").

Remarks.

Protoconch low, rather glossy, no spiral lines visible; R1 glossy, very finely ribbed without spiral lines; R2 moderately long, it forms a nearly smooth area with alternating thicker/darker and narrower/lighter stripes.