CONCERNING CERTAIN NORTH AMERICAN COLEOPHORIDS WITH UNICOLOROUS BROWN WINGS (LEPIDOPTERA)

A number of our species of North American Coleophoridae are characterized by their unicolorous dark gray-brown forewings and lack of a prominent basal tuft on the antennae, making an identification of the individual species a rather difficult matter unless recourse be had to genitalic characters which in both sexes offer excellent means of separation.