Found in Colorado

Pdcox has attached these 2 pictures to aid in identification. The message is below.

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Pdcox	July 23rd, 2020, 1:17 pm
Kansas city Posts: 16	Underside and topside of a nymph found at 8200' elevation, middle Colorado, small rolling creek. Note the red underbelly

Taxon	July 23rd, 2020, 4:18 pm
Site Editor Royse City, TX Posts: 1350	Hi Paul- I believe this mayfly nymph to be of genus Rhithrogena.
	Best regards, Roger Rohrbeck www.FlyfishingEntomology.com

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