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Photo#228253
Wasp or fly - Megarhyssa
Copyright © 2008 Tom Whelan

Wasp or fly - Megarhyssa
Stow, Middlesex County, Massachusetts, USA
May 26, 2008
Observed masses of these insects on a tree, up to 10 or 12 in a group.
Contributed by Tom Whelan on 23 September, 2008 - 10:41pm
Last updated 24 September, 2008 - 4:13pm

can it be a male Rhyssinae?
just wondering... aha! Megarhyssa macrurus here looks fine -- as a match and otherwise
… v belov, 23 September, 2008 - 11:20pm

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