alfredi, Akysis Ng [H. H.] & Kottelat [M.] 1998:1063, Figs. 4a, 5, 13a, 7 [Journal of Natural History v. 32 (no. 7); ref. 23903] Tasek Bera, about 300 meters east of Fort Iskandar, Pahang, Malaysia. Holotype: ZRC 40714. Paratypes: CMK 13026 (3); UMMZ 233004 (2); ZRC 20755-57 (3), 40715 (17). Type catalog: Ferraris 2007:16 [ref. 29155], Ng & Kim 2008:5 [ref. 29920]. •Valid as Akysis alfredi Ng & Kottelat 1998 -- (Ng & Tan 1999:362 [ref. 24159], Ng & Siebert 2004:5 [ref. 27936], Ng & Rainboth 2005:33 [ref. 28353]). •Valid as Pseudobagarius alfredi (Ng & Kottelat 1998) -- (Ferraris 2007:16 [ref. 29155], Kottelat 2013:220 [ref. 32989], Ng & Kottelat 2021:328 [ref. 38407]). Current status: Valid as Pseudobagarius alfredi (Ng & Kottelat 1998). Akysidae: Akysinae. Distribution: Malay Peninsula. Habitat: freshwater.