NABA Checklist of North American Butterflies Occurring North of Mexico - Edition 2.3
is a list of just the names including typo corrections, additions and updates to the following checklist:
Cassie, B., J. Glassberg, A. Swengel & G. Tudor. 2001. North American Butterfly Association (NABA) checklist & English names of North American butterflies. Second Edition. North American Butterfly Association, Morristown, NJ.
"The Second Edition of the checklist includes all 722 species of butterflies that have been recorded in North American, north of Mexico and in Hawaii, giving both English and scientific names."