Sweltsa coloradensis (Banks)

Kootenay Drainage Material: Duhamel Creek, Six Mile Creek Road, 49° 38’ N, 117° 16’ W, 30 May 2010, 3♂, 1♀ .

(Non-Kootenay Drainage Material): Summit Creek, Hwy 3, mouth of canyon, 49° 09’ N, 116° 39’ W, 2 June 2010, 1 pharate larva .