Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
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Discussion of 2018 gathering

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

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington

Taxonomy
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Family Heptageniidae - Flatheaded Mayflies

 
 
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Cinygma - female Cinygma - female Cinygma - female Cinygma - female Cinygma - female

Cinygmula subaequalis Mayfly - Cinygmula Cinygmula subaequalis Cinygmula Cinygmula subaequalis Ephemeroptera - Cinygmula mayfly - Cinygmula - male Cinygmula? - Cinygmula subaequalis

Mayfly Nymph - Ecdyonurus Ecdyonurus - Ecdyonurus criddlei Ecdyonurus criddlei parastized by Symbiocladius sp. - voucher specimens, in alcohol - Ecdyonurus criddlei Ecdyonurus criddlei parastized by Symbiocladius sp. - voucher specimens, in alcohol - Ecdyonurus criddlei Ecdyonurus criddlei - voucher specimen, in alcohol - Ecdyonurus criddlei Ecdyonurus criddlei - voucher specimen, in alcohol - Ecdyonurus criddlei Ecdyonurus criddlei - voucher specimen, in alcohol - Ecdyonurus criddlei Ecdyonurus criddlei - voucher specimen, in alcohol - Ecdyonurus criddlei

Tiny immature mayfly - Epeorus Heptageniidae, genus Epeorus - Epeorus Mayfly- Any help appreciated.  - Epeorus Mayfly - Epeorus pleuralis orange Mayfly - Epeorus vitreus Mayfly - Epeorus dispar 3014138 plecop - Epeorus vitreus Epeorus dispar - Epeorus dispar

Mayfly - Heptagenia flavescens Unknown Mayfly - Heptagenia elegantula Heptageniidae, Heptagenia marginalis - Heptagenia marginalis Heptagenia marginalis Heptagenia marginalis Oregon Mayfly - Heptagenia elegantula Heptageniidae - Heptagenia Mayfly - Heptagenia

 
 
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