Pterophoridae
This is a plume moth, family Pterophoridae. These moths used to be classified as "microlepidoptera". They are easily identified by their slightly rolled wings and are often mistaken for a dry blade of grass by potential predators. This family of moths fill a variety of ecological niches, including some that are agricultural pests while others are used to control invasive plant species.
Order: Lepidoptera
Family: Pterophoridae
Photograph: © 2017 RKD Peterson
Date of Photograph: 21 July 2017
Location: Montana, Gallatin Co. (45o43'41" N 111o08'11" W)