Maccaffertium mexicanum (USA)

Mayfly (Maccaffertium mexicanum). Wild River State Park, MN, USA.
Wild River State Park Fauna Maccaffertium Minnesota USA Wild River State Park insect mayfly wildlife Maccaffertium mexicanum
Mayfly (Maccaffertium mexicanum). Wild River State Park, MN, USA.
Wild River State Park Fauna Maccaffertium Minnesota USA Wild River State Park insect mayfly wildlife Maccaffertium mexicanum