Hymenopterans continue to confuse me. This one was 8-10 mm, and didn't seem to have a very constricted waist (though there is constriction). Observed on Striped Coralroot growing in oak woodland, Edgewood County Park, San Mateo County, CA, USA.
|Photos or sounds?||Yes|
|Is the organism wild/naturalized?||Unknown|
|Does the location seem accurate?||Unknown|
If you think this observation is inaccurate, please add an ID, participate in the quality assessment above, or describe the inaccuracy in a comment.