MOLLUSKS 



OF THE 



TROPICAL EASTERN 

 PACIFIC 



PARTICULARLY FROM THE SOUTHERN HALF 



OF THE PANAMIC-PACIFIC FAUNAL 



PROVINCE (PANAMA TO PERU) 



4; 



=g Panamic-Pacific Pelecypoda 



By 

 AXEL A. OLSSON 



March 10, 1961 



PALEONTOLOGICAL RESEARCH INSTITUTION 

 ITHACA. N. Y. 



