A new species of Badis from Singen River, LONG SLEEVE TOPS Brahmaputra basin in Arunachal Pradesh, India, has the following combination of characters: a conspicuous round black blotch postero-dorsally on opercle at the base of opercle spine covering many scales; three distinct black blotches at dorsal fin base: the first, behind the third spine; the second, behind the sixth dorsal spine and the third, behind the fifth and sixth Wall Shelf soft dorsal rays.The species differs from its nearest congeners, B.assamensis and B.
blosyrus by the presence of a black blotch at the base behind the fifth soft anal fin ray.