A contribution to the knowledge of Sweltsa exquisita (Frison) and S. occidens (Frison) and description of a new species of Sweltsa from the northern Rocky Mountains, U.S.A. (Plecoptera: Chloroperlidae) - Kondratieff, Boris C. (Illiesia, 2009)
Keywords: Chloroperlidae; entomology; new species; Sweltsa; United States of America; USA; Plecoptera; Rocky Mountains