Dioryx bacca (Pfeiffer, 1863)
Alycaeus (Dioryx) bacca Pfeiffer, 1863a[1862]: 275, 276. Type locality: Lao Mountains, Camboja [Cambodia or Laos]. Pfeiffer 1863b: 229, pl. 59, figs 12-14.
Dioryx bacca: Kobelt 1902a: 337. Solem 1966: 12. Páll-Gergely et al. 2017b: 10.
Material examined.
Specimen NHMUK 1903.7.1.2714 from "Lao Mts." (1 shell; Fig. 5C) Specimens from Ban Homexay village, road to Laos-Thailand border, Ngeun District, Xayaboury Province (Fig. 5D).
Distribution.
Laos and Thailand (Kobelt 1902a, Solem 1966).