Diactis procera Shelley, 1996
Diactis procera Shelley, 1996, Ent. Scand., 27 (1): 41, figs 28–31. Male HT (LACM) from Silverado Canyon, ca. 11 miles north of Mission Viejo, Orange County, California, USA. Hoffman, 1999, Checklist Millip. North & Middle Am.: 204.
Range: known only from the type locality.