gracilis, Opsarius McClelland [J.] 1839:297, 419, Pl. 47 (fig. 1) [Asiatic Researches v. 19 (pt 2); ref. 2923] Ganges and Brahmaputra rivers, India. No types known. •Synonym of Raiamas bola (Hamilton 1822) -- (Menon 1999:22 [ref. 24904], Kottelat 2013:150 [ref. 32989]). Current status: Synonym of Raiamas bola (Hamilton 1822). Danionidae: Chedrinae. Habitat: freshwater.