leiacanthus, Leiocassis Weber [M.] & de Beaufort [L. F.] 1912:536 [15], Pl. 2 (figs. 1-1a) [Durch Zentral-Sumatra. Von Alfred Maass... Berlin. v. 2; ref. 14895] Indragiri [Kwantan] River, Ringat and Taluk, Sumatra, Indonesia. Syntypes: ZMA 112671-72 (1, 1). Type catalog: Nijssen et al. 1982:56 [ref. 19236], Ferraris 2007:104 [ref. 29155]. On p. 15 of separate. •Valid as Leiocassis leiacanthus Weber & de Beaufort 1912 -- (Burgess 1989:70 [ref. 12860], Kottelat et al. 1993:63 [ref. 23448]). •Valid as Pseudomystus leiacanthus (Weber & de Beaufort 1912) -- (Mo 1991:140 [ref. 19952], Ng & Rachmatika 1999:177 [ref. 23964], Tan & Ng 1999:280 [ref. 24254], Ferraris 2007:104 [ref. 29155], Kim & Ng 2008:45 [ref. 29456], Ng 2008:98 [ref. 29540], Kottelat 2013:265 [ref. 32989], Ng et al. 2019:530 [ref. 36606], Ahmad et al. 2023:102 [ref. 41243]). Current status: Valid as Pseudomystus leiacanthus (Weber & de Beaufort 1912). Bagridae. Distribution: Southeast Asia: Malaya (Malaysia), Sumatra (Indonesia). IUCN (2019): Least Concern. Habitat: freshwater.