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General Note: |
No. 14--Natural history of the Tres Marias Islands, Mexico / C. Hart Merriam. |
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No. 15--Revision of the jumping mice of the genus Zapus / Edward A. Preble. |
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No. 16--Results of a biological survey of Mount Shasta California / C. Hart Merriam. |
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No. 17-- Revision of American voles of the genus Microtus / Vernon Bailey. |
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No. 18--Revision of the pocket mice of the genus Perognathus / Wilfred H. Osgood. |
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No. 19--Results of a biological reconnaissance of the Yukon River region / Wilfred H. Osgood and Louis B. Biship. |
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No. 20--Revision of the skunks of the genus Chincha / Arthur H. Howelo. |
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No. 21--Natural history of the Queen Charlotte Islands, British Columbia natural history of the Cook Inset region, Alaska / Wilfred H. Osgood. |
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No. 22--A biological investigation of the Hudson Bay region / Edward A. Prebble. |