||The 2004 (M) images were taken January 2nd @ H. The last image depicts the ventral side. Uncommon. A.A., Balt., Garrett and Howard Counties. October 22th to April 16th. Winter active, generally gone before the trees have fully leafed out. Larvae, known as the Fall Cankerworm, is a pest on fruit trees, as well as other trees and shrubs.