AN ACCOUNT OF THE BEAKED WHALES OF THE FAMILY ZIPHIIDÆ IN THE COLLECTION OF THE UNITED STATES NATIONAL MUSEUM, WITH REMARKS ON SOME SPECIMENS IN OTHER AMERICAN MUSEUMS
Reading edition
BY FREDERICK W. TRUE Head Curator, Department of Biology, U. S. National Museum
WASHINGTON GOVERNMENT PRINTING OFFICE 1910
BULLETIN OF THE UNITED STATES NATIONAL MUSEUM Issued September 28, 1910.
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