Hypselostoma paini (F. G. Thompson & Dance, 1983) comb. nov.

Figs 224 F, 232, 239

Boysidia (Dasypupa) paini Thompson & Dance, 1983: 107–108, figs 9, 10.

Boysidia paini — Dumrongrojwattana and Assawawattagee 2018: 216.

Type material examined.

Malaysia • holotype; UF 35949 • 6 paratypes; from the type locality; UF 35951 .

Additional material examined.

Malaysia • 4 shells; Borneo, Sarawak, Fifth division, SW flank Gunong Budah, Medalam Valley, trib. Of Limbang R.; UF 35950 .

Type locality.

“ Foot of cliff about 400 yards north of the main to Deer Cave, Melinau Paku Valley, Fourth Div., Sarawak, Borneo, 04°5'N, 114°53'E ”.

Differential diagnosis.

See under H. procerum and H. tertiusfrater nom. nov.

Distribution.

This species is known only from Sarawak, Borneo.