Comprehensive DescriptionRead full entry
General DescriptionA medium-sized (3.0-4.1 cm. wingspan) relatively long-winged moth. Forewings dark grey-brown with horizontal black streaking in the male, shaded with yellow-brown in the female. There is a small pale patch with a black pupil marking the lower edge of the reniform. The lower part of postmedian line is sharp and rounded, with a black oval spot often joined with a second smaller one above, in the terminal area near anal angle. Male hindwings pale, slightly darker near outer edge; dark grey in the female. Male antennae bipectinate for about 2/3 of the length and then simple for the remainder. Female antennae are simple.