Pollicaria myersii (Haines 1855)

Figure 2.Living snails. A Pollicaria myersii from Pahom, Vang Vieng, Laos (CUMZ 1572; shell height about 40 mm) B Pollicaria mouhoti mouhoti from Tam Wungdang, Phitsanulok (CUMZ 1533; shell height about 35 mm) C Pollicaria mouhoti monochroma ssp. n. from the type locality (paratype CUMZ 1548; shell height about 30 mm) D Pollicaria elephas from Ipoh, Perak, Malaysia (CUMZ 1536; shell height about 45 mm).

Figure 4.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.

Figure 6.Radular morphology of Pollicaria spp. A Pollicaria myersii from Pahom, Vang Vieng, Laos (CUMZ 1572) B Pollicaria mouhoti mouhoti from Tam Wungdang, Phitsanulok (CUMZ 1533) C Pollicaria mouhoti monochroma ssp. n. from the type locality (paratype CUMZ 1548) D Pollicaria elephas from Gunung Kenting, Ipoh, Perak, Malaysia (CUMZ 1536) E Pollicaria rochebruni from Phuong Nga National Park, Vietnam (CUMZ 1568) F Pollicaria crossei from Cuc Phuong National Park, Ninh Binh Province, Vietnam (CUMZ 1588). Numbers indicated order of lateral and marginal teeth. Central tooth indicated by ‘C’.