Genus Clostophis Benson, 1860

Clostophis Benson, 1860: 95. Páll-Gergely et al. 2022: 419.

Montapiculus Panha & Burch, 2002c: 148.

Type species.

Clostophis sankeyi Benson, 1860, by monotypy.

Remarks.

The genus was recently revised, and several new species have been introduced or transferred to this genus by Páll-Gergely et al. (2020a) and Páll-Gergely and Hunyadi (2022). The currently known 19 species of Clostophis are recognised and distributed from western Myanmar and Peninsular Malaysia to Thailand, Laos, northern Vietnam and southern China. The genus is characterised by tiny (1-2 mm) shells, colourless or whitish (but never brown) shells, mostly (but not always) detached last part of body whorl forming a free tube, shell surface with dense spiral striation, and possessing none or several apertural dentitions.