Shell morphology of Pollicaria spp. A–E "Pollicaria gravida " A lectotype UMZC I.102935.A B paralectotype UMZC I.102935.B-E C syntype of "Otopoma blennus" Benson, 1856 UMZC I.102930. A and D, E specimens from Farm Caves, Moulmein, Burma (NHMUK 88.124.863.4–5; specimen with ‘x’ was figured in Gude (1921), fig. 29) F, G "Pollicaria myersii " F form Siam (NHMUK 20090242; specimen figured in Pfeiffer, 1856a, pl. 19, figs 1, 2), and G specimen from Pahom, Vang Vieng, Laos (CUMZ 1572) H, I "Pollicaria mouhoti mouhoti " H lectotype (NHMUK 20130071/1), and I specimen from Tam Wungdang, Phitsanulok (CUMZ 1533) J, K "Pollicaria mouhoti monochroma" ssp. n. from the type locality, J holotype CUMZ 1577, and K paratype CUMZ 1548.