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Photo#1715013
aquatic insect nymph - Timpanoga hecuba

aquatic insect nymph - Timpanoga hecuba
Goodyear's Bar, Sierra County, California, USA
August 20, 2019
Size: tiny, maybe 3mm-5mm
These aquatic insects were on the undersides of rocks in the rushing North Yuba River. Their gills are the dark areas on the sides at the end of the body. I could see them moving!

Moved
Moved from Mayflies.

Timpanoga hecuba
Hi Katie-

I believe this mayfly nymph to be Timpanoga hecuba.

 
Timpanoga hecuba
Thanks so much for the ID! They are so ornately strange looking!

Katie

 
You are certainly welcome,
and yes, they are indeed ornately strange looking.

Moved
Moved from ID Request.

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