Evergestis unimacula

Description

Evergestis unimacula, the large-spotted evergestis moth, is a moth in the Crambidae family. It was described by Augustus Radcliffe Grote and Coleman Townsend Robinson in 1867. It is found in North America, where it has been recorded from Georgia, Illinois, Indiana, Iowa, Maryland, Michigan, North Carolina, Ohio, Oklahoma, Ontario, Pennsylvania, Quebec, Tennessee and West Virginia. Outliers have been recorded from Florida. The wingspan is 18–22 mm. The forewings are dark grayish brown with a pale patch along the outer half of the costa, as well as a small pale discal spot in the lower half of the wing and a dark terminal line. The hindwings are similar in color, but have a more diffuse pale patch. Adults are on wing from May to August.