Northern Prairie Wildlife Research Center
Hump-backed, pale green with pale blue, yellow, and black rings running over top of body. Dorsum of first abdominal segment with thickened black ring followed by yellow ring. Abdominal segments with anterior yellow ring followed by 2 to 3 pale green to white rings that end at about level of spiraclesthese edged with black in some individuals. Black occasionally predominates. Head small, held beneath. Food: pawpaws. Caterpillar: May to November; 3 or more generations in South, 2 in North.