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Female Cinygmula (Dark Red Quills) Mayfly Spinner Pictures

 This female was collected from the same spinner cloud as this male.

This mayfly was collected from Rock Creek on August 17th, 2018 and added to Troutnut.com on June 13th, 2019.

Each length mark is 1/16 inch.  Female Cinygmula (Dark Red Quills) Mayfly Spinner from Rock Creek in Montana
Each length mark is 1/16 inch.

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