English
Reference
Boris C. Kondratieff, Richard W. Baumann (2009): A contribution to the knowledge of Sewltsa exquisita (Frison) and S. occidens (Frison) and description of a new species of Sweltsa from the Northern Rocky Mountains, U.S.A. (Plecoptera: Chloroperlidae). – Illiesia – 05: 20 - 29.
