Report of Progress on Study of the Hemiptera of Ohio and Description of New Species
Osborn, Herbert pp. 273-276
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Key to the Genera of Ohio Woody Plants in the Winter Condition
Schaffner, John H. pp. 277-286
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Nerthra Stygica Say and Some Notes on the Family Gelastocoridae
de la Torre Bueno, J. R. pp. 287-291
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The Hibernacula of Ohio Water Plants
York, Harlan H. pp. 291-293
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Key to the Ohio Sumacs in the Winter Condition
Schaffner, Mabel p. 293
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Meeting of the Biological Club
Surface, Frank M. p. 294
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