Mnias mneme (Indochinense copperwing)

Habitat: larvae associated with submerged vegetation in clean streams

General appearance: body relatively large sized, up to 22mm long; head rounded with humps at posterolateral corner; 1st antennal segment razor-like as long as combined length of the rest of segments; forceps-like median deep cleft on prementum; legs slender with pale strips; abdomen elongated with three blade-like caudal gills