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For Insects, Spiders & Their Kin
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Photo#577025
tiny mayfly #1 - Anafroptilum - male

tiny mayfly #1 - Anafroptilum - Male
Credit Island, Davenport, Scott County, Iowa, USA
September 15, 2011
Size: ~9 mm BL
These very small mayflies were very numerous resting on the surface of near-shore water along a large island in the Mississippi River.

Moved
Moved from Centroptilum.

Moved
Moved from Mayflies.

Centroptilum
John-

Kurt Schirmer has viewed this photo, and believes it to be male subimago of genus Centroptilum, possibly C. album.

Baetidae, male subimago
experts may be able to tell you more