Distribution:
Global: Southern interior BC to MT south to CA & NM
BC: Victoria (Mt. Douglas Reg. Pk.), Kamloops, Deadman Valley
F.S.R. (nr Cache Ck.), Fraser R. (across from Fountain Valley),
Lillooet, Yalicum R. (28 mi w of Lillooet), Salmon Arm, Chopaka,
Princeton, Hedley, Kilpoola Lk., Okanagan Falls, nr Oliver (White Lk.,
Haynes Lease, McIntyre Ck.),Trail, Riske Ck. (Rock Lk.), Farwell
Canyon, Gang Ranch Bridge, Spences Bridge, Grand Forks, Vaseux
Lk., Cranbrook area (Rampart grassland, Eager Hills, lower Bull R.
valley), Bummers Flats W.A. (nr. Ft. Steele), Marion Ck. benchlands
(nr Canal Flats), Findlay Ck. (w of Canal Flats), Lk. Koocanusa,
Grasmere-Dorr F.S.R. (nr Lk. Koocanusa)
Source: Bennett et al. 2012