Death Valley Pollen Wasp on Phacelia calthifolia - Pseudomasaris basirufus - In dead-end box-canyon east of Badwater Road, a few miles north of Mormon Point, Death Valley National Park, Inyo County, California, USA February 14, 2016
Still with head buried in the corolla throat...but he moved a bit, exposing to view the club on the right antenna...a key indicator that this is Pseudomasaris!
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