Andrena (Erandrena) principalis LaBerge 1986

Andrena (Erandrena) principalis LaBerge, 1986 [Holotype: INHS; ♀ Buck Meadows-Mather area, Tuolomne Co., California, US; March 28, 1971] Andrena principalis is the type species for the subgenus Erandrena and specializes on pollen from Arctostaphylos Adanson (LaBerge 1985). This species was previously reported in the Coastal Sage Matorral in Ensenada, 19 mi. S. in February 1946, BC (LaBerge 1986). The MABC team collected an additional specimen of this species (1 ♀) in Valle de Guadalupe in February 2018. See fig. 12.