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Genus Stenacron

Weird Mayfly - Stenacron flatheaded mayfly - Stenacron interpunctatum - male Yellow Mayfly - Stenacron interpunctatum Mayfly - Stenacron Mayfly ??? - Stenacron imago husk in spider web - Stenacron Stenacron interpunctatum complex - Stenacron Stenacron carolina  - Stenacron carolina
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Ephemeroptera (Mayflies)
Suborder Pisciforma
Superfamily Heptagenioidea
Family Heptageniidae (Flatheaded Mayflies)
Genus Stenacron
Explanation of Names
Stenacron Jensen 1974
Numbers
7 spp. in the genus, all in our area(1)(2)
Identification
The dark dash connecting cross-veins in the third space from the costal margin is a standard way of separating Stenacron adults from the very similar members of Maccaffertium. --Lloyd Gonzales
Range
all spp. but one in e. NA(1)