Brachypalpus (Crioprora) alopex (Osten Sacken, 1877).
Osten Sacken, C.R. (1877) Western Diptera: Descriptions of new genera and species of Diptera from the region west of the Mississippi and especially from California. Bulletin of the United States Geological and Geographical Survey of the Territories 3, 189-354. [1877.04.30]
Species known from British Columbia, Washington and California (Thompson 2010).
unless otherwise stated