SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOLUME 91. NUMBER 17 



Johnson jfunb 



REPORTS ON THE COLLECTIONS OBTAINED BY THE FIRST 



JOHNSON-SMITHSONIAN DEEP-SEA EXPEDITION 



TO THE PUERTO RICAN DEEP 



NEW SPONGES FROM THE PUERTO 

 RICAN DEEP 



BY 



M. W. deLAUBENFELS 



Pasadena, California 



(Publication 3283) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



DECEMBER 24, 1934 



