SMITHSONIAN INSTITUTION 



UNITED STATES NATIONAL MUSEUM 



Bulletin 161 



THE FORAMINIFERA OF THE 



TROPICAL PACIFIC COLLECTIONS OF 



THE "ALBATROSS," 1899-1900 



Part 4.— ROTALIFORM FAMILIES and PLANKTONIC FAMILIES 

 [End of Volume] 



BY 



RUTH TODD 



U.S. GEOLOGICAL SURVEY 



UNITED STATES 



GOVERNMENT PRINTING OFFICE 



WASHINGTON : 1965 



issued JAN 2 6 19bb 



