Pincerna mouhoti (L. Pfeiffer, 1862)

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

Pincerna mouhoti (L. Pfeiffer, 1862)

Alycaeus mouhoti L. Pfeiffer, 1862: 275, pl. 36, figs 1, 2.

Alycaeus mouhoti - Reeve 1878: pl. 3, species 19; Páll-Gergely et al. 2017: 10; Inkhavilay et al. 2019: 12, figs 4A, B.

Alycaeus (Alycaeus) mouhoti - Kobelt 1902: 347.

Type locality.

"Lao Mountains, Camboja".

Material examined.

Lao Mountains, leg. Mouhot, NHMUK 20170120 (3 syntypes); Lao Mountains, NHMUK 1903.07.01.2715 (1 shell).

Remarks.

Apex matte, no spiral lines visible; R1 with rather regular, low ribs and extremely fine spiral striation (mostly visible near the suture); R2 moderately long, smooth, narrow lighter and thicker darker stripes alternating.

The tube length is variable within this species (based on Chinese and Vietnamese samples, B. Páll-Gergely, unpublished information); in some specimens its length can reach to a 0.5 whorl, whereas in others it is shorter than a 0.25 whorl.