Memoir No. 3: Supplement to A Catalogue / Checklist of Butterflies of America North of Mexico

Edited by Clifford D. Ferris, 1989. Paper. (ISBN 0-930282-04-3)

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To order by postal mail, contact:

Kenneth Bliss
1321 Huntington Trail
Round Rock, TX 78664 US
e-mail: krbliss@gmail.com