clavulus, Akysis Ng [H. H.] & Freyhof [J.] 2003:312, Figs. 1-2 [Ichthyological Exploration of Freshwaters v. 14 (no. 4); ref. 27399] Song Duc My about 10 kilometers west of Ninh Hoa, 12°32.22'N, 109°01.38'E, Khanh Hoa Province, Vietnam. Holotype: ZFMK 27159. Paratypes: UMMZ 238018 (1); ZFMK 23265 (1), 25506-16 (11), 27156-58 (3), 27160-65 (6), 27506-09 (4); ZRC 46177 (3). Type catalog: Ferraris 2007:14 [ref. 29155], Ng & Kim 2008:5 [ref. 29920], Herder et al. 2010:119 [ref. 31087]. •Valid as Akysis clavulus Ng & Freyhof 2003 -- (Ng & Rainboth 2005:33 [ref. 28353], Page et al. 2007:292 [ref. 29140], Ferraris 2007:14 [ref. 29155], Ng 2011:66 [ref. 31572], Kottelat 2013:218 [ref. 32989], Ng et al. 2022:7 [ref. 39344]). Current status: Valid as Akysis clavulus Ng & Freyhof 2003. Akysidae: Akysinae. Distribution: Cai and Duc My rivers, draining to the central coast of Vietnam. Habitat: freshwater.