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CrepuscularJuly 2nd, 2013, 11:14 am
Boiling Springs, PA

Posts: 923
Sorry for the crappy photos all I had was my phone

Collected 7/2/2013.
Dauphin County PA Susquehanna River
23mm
Female H. bilineata I guess, I don't recall ever seeing one before.




MartinlfJuly 4th, 2013, 8:57 am
Moderator
Palmyra PA

Posts: 3233
Wow! Cool.
"He spread them a yard and a half. 'And every one that got away is this big.'"

--Fred Chappell
EntomanJuly 11th, 2013, 3:23 am
Northern CA & ID

Posts: 2604
Looks like bilineata to me too, Eric. Spieth documented both the unique tergal markings and the black coloration in his '41 paper. The variability in this genus never ceases to amaze me.
"It's not that I find fishing so important, it's just that I find all other endeavors of Man equally unimportant... And not nearly as much fun!" Robert Traver, Anatomy of a Fisherman

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