guganio, Cyprinus Hamilton [F.] 1822:338, 392 [An account of the fishes found in the river Ganges; ref. 2031] Brahmaputra and Yamuna rivers, India. No types known. Hamilton's original illustration reproduced by Britz 2019:Pl. 206 [ref. 37532]. •Valid as Puntius guganio (Hamilton 1822) -- (Ataur Rahman 1989:129 [ref. 24860], Talwar & Jhingran 1991:273 [ref. 20764], Menon 1999:95 [ref. 24904], Menon et al. 2000:267 [ref. 25168], Karmakar 2000:29 [ref. 25662], Ataur Rahman 2003:147 [ref. 31338], Kullander & Fang 2005:297 [ref. 28193], Jameela Beevi & Ramachandran 2005:85 [ref. 28531], Shrestha 2008:79 [ref. 29923], Conway et al. 2011:1755 [ref. 31594], Pethiyagoda et al. 2012:83 [ref. 32071]). •Valid as Pethia guganio (Hamilton 1822) -- (Knight 2013:181 [ref. 32828], Shangningam & Vishwanath 2018:591 [ref. 35803], Bleher 2018:664 [ref. 36647], Shangningam et al. 2020:331 [ref. 37259], Shangningam & Kosygin 2023:18 [ref. 39886]). Current status: Valid as Pethia guganio (Hamilton 1822). Cyprinidae: Smiliogastrinae. Distribution: South Asia: Ganga-Brahmaputra basin, Nepal, India and Bangladesh. Habitat: freshwater.