Boysidia paralella (Inkhavilay & Panha, 2016) comb. nov.

Paraboysidia paralella Inkhavilay & Panha in Inkhavilay et al. 2016: 220, figs 1, 3 A – C, 4 C.

Paraboysidia paralella — Inkhavilay et al. 2019: 62, fig. 27 B.

Material examined.

Laos • holotype; CUMZ 7059 .

Type locality.

“ Limestone wall near the entrance of Kao Rao Cave, Vieng Phouka District, Luang Namtha Province, Laos (20°43'30.1"N, 101°9'4.3"E), 732 m amsl ”.

Remarks.

This species is assigned to Boysidia because of similar shell shape, surface sculpture and apertural barrier arrangement (especially strong columellar lamella) to some Boysidia species such as B. gittenbergeri, and B. hupeana .