SMITHSONIAN INSTITUTION 



UNITED STATES NATIONAL MUSEUM 

 Bulletin 103 



CONTRIBUTIONS TO THE GEOLOGY AND PALEON- 

 TOLOGY OF THE CANAL ZONE, PANAMA, AND 

 GEOLOGICALLY RELATED AREAS IN CEN- 

 TRAL AMERICA AND THE WEST INDIES 



THE SMALLER FOSSIL FORAMINIFERA 

 OF THE PANAMA CANAL ZONE 



By JOSEPH AUGUSTINE CUSHMAN 

 Of the United States Geological Survey 



Extract from Bulletin 103, pages 45-87, with Plates 19-33 





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WASHINGTON 

 GOVERNMENT PRINTING OFFICE 

 ; 1918 



