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For the United States & Canada
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Upcoming Events

Information, insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


Genus Rhithrogena

Aquatic Larva - Rhithrogena brunneotincta mayfly - Rhithrogena flavianula Mayfly - Rhithrogena impersonata Rhithrogena impersonata red variant - Rhithrogena impersonata Rhithrogena Rhithrogena sp. nymph - voucher specimen, in alcohol - Rhithrogena Rhithrogena Mayfly in April - Rhithrogena
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Ephemeroptera (Mayflies)
Suborder Pisciforma
Superfamily Heptagenioidea
Family Heptageniidae (Flatheaded Mayflies)
Genus Rhithrogena
Explanation of Names
Rhithrogena Eaton 1881
one of the largest mayfly genera, with 22 spp. in our area and >150 total(1)(2)
holarctic, by far more diverse in Asia(2)