Order Trichoptera Kirby, 1813 - caddisflies Suborder Annulipalpia A.V. Martynov, 1924 - retreat-making caddisflies Superfamily Hydropsychoidea J. Curtis, 1835 Family Arctopsychidae A.V. Martynov, 1924 see Subfamily Arctopsychinae A.V. Martynov, 1924