Front Matter
p. 0
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Crinoids from the Silica Shale, Devonian, of Ohio
Stewart, Grace Anne pp. 53-62
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The Mechanism of Drug Control of Gastric Motility
Hamilton, Frank E.; Curtis, George M. pp. 63-73
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Book Notices
p. 73
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The Developmental History of Germaria in Parthenogenetic Female Aphids
Lawson, Chester A. pp. 74-81
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Book Notices
p. 81
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The Embryology and Larval Development of the Goldfish (Carassius Auratus L.) from Lake Erie
Battle, Helen I. pp. 82-93
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Book Notices
p. 93
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The Alimentary Canal of Diplotaxis Liberta Germ. (Scarabaeidae: Coleoptera)
Jones, Clyde Roosevelt pp. 94-103
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Book Notices
pp. 104-110
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The Ohio Academy of Science Membership List, 1940
pp. 111-121
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Back Matter
p. 999
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