OF THE BLAKE, VOL. U. 



' ; , 



\ -s> 



^ 



THREE CRUISES 







BULLETIN " ^' 



/ <& f 



OF THE 



MUSEUM OF COMPARATIVE ZOvOLOGY 



AT 



HARVARD COLLEGE, IN CAMBRIDGE. 



VOL. XV. 



[Published by permission O/"CAKLJLE P. PATTERSON and JULIUS E. HILGAED, 



Superintendents U. S. Coast and Geodetic Survey.] 



CAMBRIDGE, MASS., U. S. A. 



1888. 



