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The Rodentia in Evolution: A Preliminary Study
H. L. Osborn

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Notes on the Minnesota Species of Laciniaria
E. P. Sheldon

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Notes on the Alpine Characteristics of the Minnesota Crest Flora of Coteau Des Prairies
E. P. Sheldon

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The Saint Peter Sandstone
F. W. Sardeson

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The Rum River Valley as a Botanical District
E. P. Sheldon

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The Fauna of the Magnesian Series
F. W. Sardeson

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Plates

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The Structure, Lithology and Genesis of the Magnesian Series of the Northwestern States
C. W. Hall

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Meteorological Statistics
William Cheney

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Letters from the Menage Scientific Expedition to the Philippine Islands
Dean C. Worcester and Frank S. Bourns

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An Orang Hunt in Borneo
Frank S. Bourns