Leptothorax canadensis obscurus

This taxon is not in use as it is currently considered to be a junior synonym of Leptothorax muscorum.

Nomenclature

 * obscurus. Leptothorax canadensis subsp. obscurus Viereck, 1903: 72 (w.) U.S.A. Junior synonym of yankee: Creighton, 1950a: 277.