The first comprehensive guide to all the butterflies found in Canada. It contains descriptive individual accounts for 300 butterfly species, including descriptions of early stages of species development, subspecies, and a list of key features.



LayberryRoss:

Ross A. Layberry has been building a database of butterfly distribution in Canada since 1985, now at over 90,000 records.
HallPeter:

Peter W. Hall is presently Acting Director General, Strategies asnd Planning Research Branch, Agriculture and Agri-food Canada.
LafontaineDon:

J. Donald Lafontaine is a research scientist at the Research Branch of Agriculture and Agri-food Canada, where he has worked in the Lepidoptera Unit in the Canadian National Collection of insects (CNC) for the past twenty-six years.