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Genus Maccaffertium

 
 
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mayfly - Maccaffertium exiguum mayfly - Maccaffertium exiguum

Heptageniidae, Maccaffertium ithaca - Maccaffertium ithaca Heptageniidae, Maccaffertium ithaca - Maccaffertium ithaca Maccaffertium ithaca Maccaffertium ithaca Maccaffertium ithaca Maccaffertium ithaca Maccaffertium ithaca Maccaffertium ithaca

Mayfly - Maccaffertium mediopunctatum - female Mayfly  - Maccaffertium mediopunctatum - female mayfly - Maccaffertium mediopunctatum - female Mayfly - Maccaffertium mediopunctatum - female Heptageniidae (Flatheaded Mayfly) - Maccaffertium mediopunctatum - male Unidentified Mayfly 2 - Maccaffertium mediopunctatum Ephemeroptera - Maccaffertium mediopunctatum Pale mayfly - Maccaffertium mediopunctatum

Maccaffertium meririvulanum Maccaffertium meririvulanum Maccaffertium meririvulanum Maccaffertium meririvulanum Maccaffertium meririvulanum Maccaffertium meririvulanum Unidentified Flat-headed Mayfly Nymph (Heptageniidae) - Maccaffertium meririvulanum Small white insect  - Maccaffertium meririvulanum

Evening mayfly - Maccaffertium mexicanum - female Ephemeroptera sp. - Maccaffertium mexicanum mayfly - Maccaffertium mexicanum - female Maccaffertium mexicanum / intergrum - Maccaffertium mexicanum

 
 
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