Acronicta innotata - Unmarked Dagger

Compare with the similar Birch Dagger (Acronicta betulae), which is, oddly enough, less heavily marked.
Carroll Co., VA 6/13/09

Carroll Co., VA 7/2/06

Carroll Co., VA 7/13/07

Carroll Co., VA 7/14/07

Carroll Co., VA 7/14/07

Carroll Co., VA 7/15/07