Subject: Huge moths
Geographic location of the bug: Brookfield Illinois USA
Time: 04:12 PM EDT
Your letter to the bugman: Encountered this beauty on a sidewalk today. Wings appear hollow … is it just illusion?
How you want your letter signed: Chris
This is an Achemon Sphinx, and you may read more about it on Sphingidae of the Americas. The markings on the wings and the camera angle have created the illusion that the forewings are rolled, but they are actually quite flat.