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Volume 1, Part 1, 1887-1889; (1887) - (1893)

Front Matter

Research

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Animal Intelligence p. 8-10
H. W. Parker

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Animal Aesthetics p. 10-10
H. W. Parker

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The Terraces of the Missouri p. 11-12
J. E. Todd

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Notes on the Gross Anatomy of Campeloma p. 16-17
R. Ellsworth Call

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Local Problems in Science p. 19-39
Herbert Osborn

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The Hemipterous Fauna of Iowa p. 40-41
Herbert Osborn

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Catalogue of the Mammals of Iowa p. 41-44
Herbert Osborn

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Fragment of a Catalogue of the Coleoptera of Iowa p. 44-44
Herbert Osborn and H. F. Wickham

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The Parvus Group of Unionidae p. 45-51
R. Ellsworth Call

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The Geology of Crowley's Ridge, Arkansas p. 52-53
R. Ellsworth Call

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The Lineage of Lake Agassiz p. 57-58
J. E. Todd

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Is the Plum Curculio Double-Brooded? p. 63-64
C. P. Gillette

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On the Wax Glands of the Pemphiginae p. 64-65
Herbert Osborn

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The Crystalline Rocks of Missouri p. 66-68
Erasmus Haworth

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The Native Food Fishes of Iowa p. 68-76
Seth E. Meek

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On the Geology of Eastern Arkansas p. 85-90
R. Ellsworth Call

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A Cherry Disease p. 92-94
L. H. Pammel

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Nematocysts p. 95-96
C. C. Nutting

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Pearl Bearing Unios p. 97-97
F. M. Witter