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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Stoneflies (Plecoptera) » Pteronarcyoidea » Giant Stoneflies (Pteronarcyidae) » Giant Stoneflies (Pteronarcys)
Photo#682280
Large Yellowstone Bug - Pteronarcys
Copyright © 2012 muehlner

Large Yellowstone Bug - Pteronarcys
Yellowstone Park at Yellowstone River, Wyoming, USA
July 15, 2012
Size: Large: body about 5cm
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Contributed by muehlner on 30 July, 2012 - 6:37pm
Last updated 30 July, 2012 - 7:56pm

Moved
Moved from ID Request.

Two species possible in Wyoming, but I'd be willing to bet this is a P. californica.
… Brady Richards, 30 July, 2012 - 7:56pm login or register to post comments

 
P. californica
Thanks! That looks good to me. I had never seen this creature before. Dirk
… muehlner, 30 July, 2012 - 7:59pm login or register to post comments

Looks like Pteronarcys...


...or at least something in that vicinity.

Welcome to BugGuide!
… Ken Wolgemuth, 30 July, 2012 - 6:51pm login or register to post comments

 
P. californica
Thanks, Ken. As I replied to Brady, I have never seen this animal before. Pretty impressive.
Dirk
… muehlner, 30 July, 2012 - 8:01pm login or register to post comments

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