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Photo#1564108
Large Fly on Buckwheat - Exoprosopa

Large Fly on Buckwheat - Exoprosopa
Tierrasanta, San Diego County, California, USA
July 25, 2018
I thought this might be a horsefly, but the wing venation doesn't look right.

Moved
Moved from Anthracinae.

Moved
Moved from ID Request.

 
Bee Fly
Could it be Paravilla californica?

 
If I were to guess...
...I'd guess something in Exoprosopa:



But these are incredibly tricky for the non-specialist. An expert opinion is needed.

 
Exoprosopa
Ok. Thanks.

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