Male. Irvine Regional Park, Orange, Orange County, CA. 6-9-10. © Ron Hemberger 		Yellow-Masked Bee

Hylaeus mesillae

Hymenoptera: Colletidae

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Male. Irvine Regional Park, Orange, Orange County, CA. 6-9-10. © Ron Hemberger
Male. Irvine Regional Park, Orange, Orange County, CA. 6-9-10. © Ron Hemberger
Below this line - identified only to genus

Female. Oak Canyon Nature Center, Anaheim, Orange County, CA. 6-12-10. © Ron Hemberger
Female. Oak Canyon Nature Center, Anaheim, Orange County, CA. 6-12-10. © Ron Hemberger

San Clemente, Orange County, CA. 8-26-13. © Robert Gorman
San Clemente, Orange County, CA. 8-26-13. © Robert Gorman

San Clemente, Orange County, CA. 8-26-13. © Robert Gorman
San Clemente, Orange County, CA. 8-26-13. © Robert Gorman