atpar, Cyprinus Hamilton [F.] 1822:259, 384 [An account of the fishes found in the river Ganges; ref. 2031] Brahmaputra and Yamuna rivers, North Bengal, India. No types known. Hamilton's original, unpublished illustration reproduced by Britz 2019:Pl. 145 [ref. 37532]. •Synonym of Chela cachius (Hamilton 1822) -- (Menon 1999:35 [ref. 24904], Mirza 2003:3 [ref. 27265], Ataur Rahman 2003:100 [ref. 31338], Kottelat 2013:87 [ref. 32989] with question, Knight & Remi Devi 2014:159 [ref. 33513]). •Valid as Chela atpar (Hamilton 1822) -- (Bleher 2018:374 [ref. 36647]). Current status: Synonym of Chela cachius (Hamilton 1822). Danionidae: Danioninae. Habitat: freshwater.