MOLLUSKS 



OF THE 



TROPICAL EASTERN 

 PACIFIC 



PARTICULARLY FROM THE SOUTHERN HALF 



OF THE PANAMIC-PACIFIC FAUNAE 



PROVINCE (PANAMA TO PERU) 



Panamic-Pacific Pelecypoda 



By 

 AXEL A. OLSSON 



PALEONTOLOGICAL RESEARCH INSTIimTION 



ITHACA, N. Y. 



1961 



