On a tip off about the militants entering Hatigaon- Suarmari village under Agia police station, the police of the district and Guwahati City launched a joint operation in the area to track him out, Superintendent of Police Nitul Gogoi told PTI.
On seeing the security forces, the extremist attempted to flee into the jungles by firing at the policemen, who retaliated killing him on the spot.
A pistol, a hand grenade, some detonators and cartridges were recovered of the slain ultra who was identified as Monaj Rabha alias Sunami Asom, the SP added.