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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Mayflies (Ephemeroptera) » Pisciforma » Heptagenioidea » Flatheaded Mayflies (Heptageniidae) » Maccaffertium » Maccaffertium vicarium
Photo#1241572
Flatheaded mayfly - Maccaffertium vicarium - female
Copyright © 2016 Ilze V-G.

Flatheaded mayfly - Maccaffertium vicarium - Female
Sudbury, McFarlane Lake, Ontario, Canada
June 17, 2016
Size: 2cm
First one I have seen this season, usually there are many more?
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Contributed by Ilze V-G. on 19 June, 2016 - 9:22am
Last updated 20 February, 2017 - 8:28am

Moved
Moved from Mayflies.
… Roger Rohrbeck, 19 June, 2016 - 10:16am login or register to post comments

Maccaffertium vicarium
Hi Ilze-

I believe this female subimago to be Maccaffertium vicarium.
… Roger Rohrbeck, 19 June, 2016 - 10:15am login or register to post comments

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