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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Mayflies (Ephemeroptera) » Pisciforma » Heptagenioidea » Flatheaded Mayflies (Heptageniidae) » Maccaffertium » Maccaffertium modestum
Photo#2021280
Maccaffertium modestum? - Maccaffertium modestum
Copyright © 2021 Dave Webb

Maccaffertium modestum? - Maccaffertium modestum
Fallston, Harford County, Maryland, USA
August 12, 2021
Size: 9.5 mm
Attracted to MV lamp / blacklight set up in mowed section of utility right-of-way bordering mature deciduous forest, and approximately 100 m from stream valley. Feel comfortable calling this M. modestum, but not sure of age/sex. ID help appreciated.

Images of this individual: tag all
Maccaffertium modestum? - Maccaffertium modestum Maccaffertium modestum? - Maccaffertium modestum
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Contributed by Dave Webb on 13 August, 2021 - 10:28am
Last updated 15 August, 2021 - 4:50pm

Moved
Moved from Mayflies.
… Roger Rohrbeck, 15 August, 2021 - 4:50pm login or register to post comments

Maccaffertium modestum
Hi Dave-

Yes, I believe this female imago to be Maccaffertium modestum.
… Roger Rohrbeck, 15 August, 2021 - 4:50pm login or register to post comments

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