Mil Potrero, open areas in mixed coniferous forest, elev. ~ 1780 m, Kern County, California, USA
May 25, 2017
Size: 5 mm
Female gathering pollen in
Phacelia douglasii.
Keyed to genus using Michener et al.
(1), species in Timberlake (1961 see
INFO page). Subsequently compared my specimens with those at NHM LA.