Front Matter
p. 0
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Notes on North American Species of Polydrusus Germar (Coleoptera: Curculionidae, Brachyderinae) : 17. A Contribution to the Knowledge of the Curculionoidea
Sleeper, Elbert L. pp. 129-134
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Cytoplasmic Inheritance of Plastids in Impatiens Sultanii Hook, F., Petunia Violacea Lindl. and Cholrophytum Elatum R. Br.
Pandey, K. K.; Blaydes, Glenn W. pp. 135-147
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Book Notices
p. 147
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Nemobius Melodius, a New Species of Cricket from Ohio (Orthoptera, Gryllidae)
Thomas, Edward S.; Alexander, Richard D. pp. 148-152
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Book Notices
p. 152
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The Song Relationships of Four Species of Ground Crickets (Orthoptera: Gryllidae: Nemobius)
Alexander, Richard D. pp. 153-163
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Book Notice
p. 163
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Annual Reports of Proceedings and Special Papers 1892-1931
p. 164
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Book Notice
p. 164
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The Structure of Forest Soils
Carmean, Willard H. pp. 165-168
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Contributions to the History of Hydrastis Canadensis (Goldenseal) in Ohio
Koffler, Anna H.; Gorby, Milan G., Jr. pp. 169-170
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Taxonomy of the Genus Heliopsis (Compositae)
Fisher, T. Richard pp. 171-191
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Book Notices
p. 191
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Back Matter
p. 999
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