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Epeorus deceptivus Mayfly Nymph Pictures

 Identification notes from the microscope: Gills on segment 1 extend anteriorly below the body, but not all the way to touching; posterolateral spines minor; femora (
The femur of this Isonychia bicolor mayfly spinner is highlighted in red.
The femur of this Isonychia bicolor mayfly spinner is highlighted in red.
Femur: The main segment of an insect's leg close to the body, in between the tibia and the trochanter.
)
without fuscous macula.


This mayfly was collected from Green Lake Outlet on August 4th, 2020 and added to Troutnut.com on August 20th, 2020.


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