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Mayfly - Maccaffertium mediopunctatum - female

Mayfly - Maccaffertium mediopunctatum - Female
Thompsontown, Juniata County, Pennsylvania, USA
May 3, 2012

Moved from Maccaffertium.

Maccaffertium mediopunctatum
Spiracular spots indicate Maccaffertium mediopunctatum


Moved from Mayflies.

Hi Ken-

This mayfly would appear to be a Maccaffertium female imago.

fem. heptageniid of sorts --hope Roger takes it to genus

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