(Photo taken on 4/18/09 by Marvin)
Hollow-spotted Plagodis Moth (Plagodis alcoolaria)
BugGuide Species Page:
Range - Eastern and central North America
Life Cycle - Larvae feed on deciduous trees (basswood, beech, maples, oaks)
Moths of Maryland:
Excellent photos of variability in this species.
University of Alberta Entomology Collection:
Adults come to light, and may also be active during the day ... Pupae overwinter ... Larvae are twig mimics.
Moth Photographers Group