orthoptera Books
5 books in this genre
How to know the grasshoppers, cockroaches and their allies
Jacques R Helfer
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Orthopteren Europas/The Orthoptera of Europe
A. Harz
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The bionomics of grasshoppers, katydids, and their kin
S. K. Gangwere
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Catalogue of the Orthoptera of North America described previous to 1867
Samuel Hubbard Scudder
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The Orthoptera of Michigan
Roger G. Bland
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