' V / 



M- 



THE OYSTER 



A POPULAR SUMMARY OF A SCIENTIFIC STUDY 



BY t 



WILLIAM K. BROOKS, Ph.D. 



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Professo7- of Animal Mo7-phology in the yohns Ho/>kins University and 

 Director of the Chesapeake Zoological Laboratory. 



JUU^S 1980 



BALTIMORE 



THE JOHNS HOPKINS PRESS 



1891 



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