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SMITHSONIAN INSTITUTION, 



UNITED STATES NATIONAL MUSEUM. 



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BULLETIN 



OF THE 



UNITED STATES NATIONAL MUSEUM. 



No^ 3 6. 



CONTRIBUTIONS TO THE NATURAL HISTORY OF THE CETACEANS, 

 A REVIEW OF THE FAMILY DELPHINIDyE: 



BY 



FREDERICK W. TRUE. 



.// 298486 



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WASHINGTON: 



GOVERNMENT PRINTINQ OFFICE. 

 1889. 



