Order Trichoptera Kirby, 1813 - caddisflies Suborder Spicipalpia - cocoon-making caddisflies see Suborder Integripalpia A.V. Martynov, 1924 1 Family Rhyacophilidae J.F. Stephens, 1836 2 Family Hydrobiosidae G. Ulmer, 1905 3 Family Glossosomatidae H.D.J. Wallengren, 1891 4 Family Hydroptilidae J.F. Stephens, 1836