SMITHSONIAN INSTITl I 

 UNITED STATES NATIO KUM 



Bulletin 103 



CONTRIBUTIONS TO THE GEOLOGY AND PALEON- 

 TOLOGY OF THE CANAL ZONE, PANAMA, AND 

 GEOLOGICALLY RELATED AREAS IN CI 

 TRAL AMERICA AND THE WEST INDIES 



DECAPOD CRUSTACEANS FROM THE 

 PANAMA REGION 



By MARY J. RATHBUN 

 Associate in Zoology, United States National Museum 



Eitract from Bulletin 103, pages 123-184, with Plates 54-6 



WASHINGTON 



GOVERNMENT PRINTING OFFICE 

 1918 



