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Home » Guide » Arthropods (Arthropoda) » Insects (Insecta) » Mayflies (Ephemeroptera) » Stream Mayflies (Heptageniidae) » Rhithrogena
Photo#264272
Heptageniid 2 - Rhithrogena
Copyright © 2009 Tim Loh

Heptageniid 2 - Rhithrogena
Bow River, Calgary, Alberta, Canada
April 6, 2009
Size: 11 mm w/o cerci
Underside showing the enlarged disc-like abdominal sternite 1 gills (left is missing)

Images of this individual: tag all
Heptageniid 2 - Rhithrogena Heptageniid 2 - Rhithrogena
Contributed by Tim Loh on 8 April, 2009 - 1:36am

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