01001nam a2200253Ia 4500 54789 BIBL 20160527185905.0 730821s1961 iaua 00010 eng 61002394 /L n------ EVLR QL548 .E45 595.789 595.789 E33h Ehrlich, Paul R. 90759 Local How to know the butterflies illustrated keys for determining to species all butterflies found in North America, north of Mexico, with notes on their distribution, habits, and larval food, and suggestions for collecting and studying them by Paul R. Ehrlich and Anne H. Ehrlich. With sections contributed by D. L. Bauer [and others] 1st ed. Dubuque, Iowa W. C. Brown Co. [1961] 262 p. illus. 22 cm. The Pictured key nature series 178880 Local 920403 Butterflies North America Identification. 67407 Local 41725 41725 0 0 0 595_789000000000000_E33H 0 evref 98884 10 10 9 2016-05-27 79465 0 595.789 E33h 80000000144512 2016-05-27 00:00:00 r:54789 z:NCC:D 9