Aborichthys waikhomi, a New Species of Fish (Teleostei Nemacheilidae) from Arunachal Pradesh, India

The fishes of the genus Aborichthys Chaudhuri are small loaches generally foiind in torrential hill streams in the Darjeeling Himalayas, north eastern India and upper Myanmar. They are characterized in having elongated and compressed body; anus situated far forwards; pelvic fins extend considerably beyond the anal opening; dorsal fin inserted slightly behind pelvic fins; oblique narrow stripes on body; rounded caudal fin, which is usually marked with concentric black rings and a black spot at the upper corner of caudal base (Chaudhuri, 1913; Hora, 1925).