Species: Ochrotrichia spinosa Ross 1938

Larvae build sand grain cases. Larvae were collected from fast flowing, mid sized, cool streams. Adults were collected in the first two weeks of August. Data suggests it has a single generation a year.

References:

Smith, D. H. 1984. Systematics of Saskatchewan Trichoptera larvae with emphasis on species from the boreal streams. Ph.D. Thesis U. of Saskatchewan, Saskatoon. SK 1302 pp.