Giant Robber Fly

Subject:  Robber fly type
Geographic location of the bug:  monmouth county, new jersey
Date: 10/10/2018
Time: 04:09 PM EDT
Your letter to the bugman:  hey i am looking through archived photos and i would love more specific input on this robber fly. is it possible to id genus/species from this photo. taken mid june 2016. at the time i thought hanging thief but that’s as far as i got. thanks in advance!
How you want your letter signed:  WS

Giant Robber Fly

Dear WS,
We believe this is a Giant Robber Fly in the genus
Promachus, but we are not certain of the species.  See BugGuide for examples.

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