Dicharax (?) gemmula (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

publication ID	https://dx.doi.org/10.3897/zookeys.981.53583
publication LSID	lsid:zoobank.org:pub:5194AAC8-6B8A-473F-8A41-470A60182A0B
persistent identifier	https://treatment.plazi.org/id/C894D558-72AD-544E-8432-BA2045ED30ED
treatment provided by	ZooKeys by Pensoft (2020-10-29 22:48:38, last updated 2024-11-25 21:42:09)
scientific name	Dicharax (?) gemmula (Benson, 1859)
status

Treatment

Alycaeus gemmula Benson, 1859: 179-180.

Alycaeus gemmula - Reeve 1878: pl. 5, species 37; Godwin-Austen 1886: 190, pl. 48, figs 4, 4a-c.

Alycaeus (Dicharax) gemmula - Kobelt 1902: 370-371; Gude 1921: 252-253.

Alycaeus (Charax) gemmula - Godwin-Austen 1914: 340.

Chamalycaeus (Dicharax) gemmula - Ramakrishna et al. 2010: 60; Tripathy et al. 2018: 789.

Type locality.

"in valle Rungun".

Material examined.

Darjling, coll. Blanford, NHMUK 1906.4.4.55 (1 specimen, labelled as “typical”, holotype [single specimen mentioned in the original description]).

Remarks.

Protoconch low, glossy, no spiral lines visible; R1 also glossy, R2 moderately long, with thicker darker and very narrow, lighter stripes alternating; overall R2 surface nearly smooth.

Gude, GK, 1921. The Fauna of British India including Ceylon and Burma. Mollusca. III. Land operculates (Cyclophoridae, Truncatellidae, Assimineidae, Helicinidae). Taylor and Francis, London, DOI: https://doi.org/10.5962/bhl.title.12890

Kobelt, W, 1902. Das Tierreich. Eine Zusammenstellung und Kennzeichnung der rezenten Tierformen. In Verbindung mit der Deutschen Zoologischen Gesellschaft herausgegeben von der Koeniglich Preussischen Akademie der Wissenschaften zu Berlin. Mollusca: Cyclophoridae. R. Friedlaender und Sohn, Berlin, https://biodiversitylibrary.org/page/1000211

Reeve, LA, 1878. Monograph of the genus Alycaeus. In: Reeve LA (Ed.) Conchologica Iconica: or, Illustrations of the Shells of Molluscous Animals. Reeve and Co., London, 20: 13 pp. [+ 6 pls] https://www.biodiversitylibrary.org/page/8230573