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 /

Detalles Bibliográficos
Autores principales: Ehrlich, Paul R. (Autor), Ehrlich, Anne H (Autor)
Otros Autores: Bauer, D. L. [and others seven] (Contribuidor)
Formato: Libro
Lenguaje:English
Publicado: Dubuque, Iowa : W. C. Brown Co, ©1961
Edición:1st ed.
Colección:The Pictured-key nature series
Materias:
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245 1 0 |a How to know the butterflies :  |b 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 /   |c by Paul R. Ehrlich and Anne H. Ehrlich. With sections contributed by D. L. Bauer [and others] 
250 |a 1st ed. 
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