Dioryx bacca (L. Pfeiffer, 1862)
Alycaeus bacca L. Pfeiffer, 1862: 275-276.
Alycaeus bacci [sic] - Reeve 1878: pl. 3, species 26.
Dioryx bacca - Kobelt and Möllendorff 1897: 146; Kobelt 1902: 337; Páll-Gergely et al. 2017: 10; Inkhavilay et al. 2019: 15, fig. 5C, D.
Type locality.
"Lao Mountains, Camboja".
Material examined.
Lao Mts., coll. Demon, NHMUK 1903.7.1.2714 (1 shell).
Remarks.
The examined shell was weathered. Protoconch without spiral striae; R1 with very fine spiral striation and weaker, irregular growth lines; R2 short, smooth, alternating narrow/lighter and thicker/darker stripes.