Left: Black Swallowtail (Papilio polyxenes asterias) male. Central Exp. Farm, Ont. ex pupa 8.VI.79 P.W. Hall
Right: Black Swallowtail (Papilio polyxenes asterias) female. D. Baddeck, NS. bred on Ligusticum scoticum 16.III.39 J. McDunnough
The Toronto Entomologists' Association thanks Agriculture and Agri-Food Canada for providing the content and computer code for this web page.
