CRITICAL REVIEW OF BIOLOGY 

 AND CONTROL OF OYSTER DRILLS 



Urosalpinx and Eupleura 



Marine Biological Laboratory! 



LIBRARY 



JUN2 8 1S55 

 WOODS HOLE, MASS. 



SPECIAL SCIENTIFIC REPORT-FISHERIES No. 148 



i 



UNITED STATES DEPARTMENT OF THE INTERIOR 

 FISH AND WILDLIFE SERVICE 



