shacra, Cyprinus Hamilton [F.] 1822:271 [An account of the fishes found in the river Ganges; ref. 2031] Mainayi, India. No types known. Information on type locality see Britz 2019:44 [ref. 37532]. Hamilton's original, unpublished illustration reproduced by Britz 2019:Pl. 155 [ref. 37532]. •Valid as Barilius shacra (Hamilton 1822) -- (Ataur Rahman 1989:93 [ref. 24860], Talwar & Jhingran 1991:351 [ref. 20764], Sen 1995:526 [ref. 23778], Menon 1999:19 [ref. 24904], Karmakar 2000:27 [ref. 25662], Ataur Rahman 2003:110 [ref. 31338], Shrestha 2008:95 [ref. 29923], Nath et al. 2010:23 [ref. 33488], Conway et al. 2011:1755 [ref. 31594], Mayanglambam & Vishwanath 2012:2363 [ref. 31817], Husain 2012:23 [ref. 32306], Bleher 2018:360 [ref. 36647], Kosygin et al. 2022:658 [ref. 40736]). •Valid as Opsarius shacra (Hamilton 1822) -- (Qin et al. 2019:590 [ref. 36784], Kumari et al. 2024:8 [ref. 40818]). Current status: Valid as Opsarius shacra (Hamilton 1822). Danionidae: Chedrinae. Distribution: South Asia: upper Brahmaputra basin (India, Bangladesh and Nepal). Habitat: freshwater.