Chamalycaeus sculptilis ( Benson, 1856 )

Chamalycaeus sculptilis ( Benson, 1856) View in CoL

Fig. 13A–D

Alycaeus sculptilis Benson, 1856: 226–227 View in CoL .

Alycaeus margarita Theobald View in CoL in Hanley & Theobald, 1874: 39, pl. 97 fig. 7 (renamed A. microstoma View in CoL by Sowerby 1877).

Alycaeus microstoma Sowerby, 1877 View in CoL : pl. 4, species 28.

Alycaeus sculptilis View in CoL – Sowerby 1877: pl. 4, species 32, figs a–b. — Godwin-Austen 1914: 398, 412, pl. 139 figs 7, 7a, pl. 155 fig. 8.

Alycaeus ( Chamalycaeus) sculptilis View in CoL – Kobelt 1902: 362. — Gude 1921: 233.

Chamalycaeus ( Chamalycaeus) sculptilis View in CoL – Ramakrishna et al. 2010: 55.

Chamalycaeus sculptilis View in CoL – Páll-Gergely et al. 2020: 44–45 View Cited Treatment . — Preece et al. 2022: 79, fig. 32c ( neotype designation).

Diagnosis

Differs from all other species of this genus by the keeled body whorl and the finely beaded peristome. See also under Dicharax bhucarinatus Gittenberger & Sherub Sherub, 2024 .

Type material examined

MYANMAR • neotype (designated by Preece et al. 2022: fig. 13a–d); Thyet Myo; Bens. coll.; UMZC I.102845.A • 2 shells; same data as for preceding; UMZC I.102845.B, I.102845.C

Additional material examined

MYANMAR • 1 shell; Pegu, Thayet-myo ; “typical”, “aperture figured”; NHMUK 1906.4 About NHMUK .4.70 .

Type locality

“raro ad Thyet-Mio prope fluvium Irawadi, non procul a finibus provinciae Burmanicae Britannicae” [rarely at Thyet-Mio near the river Irawadi, not far from the borders of British Burma] (translation by Preece et al. 2022).