|Abundance||scarce (very unlikely)||Ref.||Rema Devi, K. and T.J. Indra, 2000|
Found all along the Himalaya, Arunachal Pradesh (Ref. 4832) and West Bengal (Ref. 45255), including Kashmir, Chota-Nagpur, Satpura-Vindhya ranges, Deccan and south as far as the Cauvery (Ref. 41236). Also found in Kedar Valley (Ref. 37082) and Siwalik (Ref. 40971). Present in Nainital Lake (Ref. 89721), Buxa, Adma and Jayanti rivers (Ref. 89719). Vulnerable (Ref. 41236). Brahmaputra River basin of India (Ref. 72360). Also Ref. 43637.