Federighi, H . 



1931c . Studies on the oyster drill (Urosalplnx cinerea Say) . 

 Bull. U. S. Bur. Fish. 47: 83-115. 



Field, LA. 



1921- 



1922. 



Biology and economic value of the sea mussel Mytilusedulis 

 Bull. U. S. Bur. Fish. 38: 127-259. 



Flower, F. B. 



1954 A new enemy of the oyster drill. Science 120(3110): 

 231-232 



Flower, H. B. 



1938, Uses of the suction dredge and "Stardust". Conv, Addr., 

 Nat. Shellf, Assoc, Pramdence, R I. 



1948 Mechanizing the cultivation of oysters: new Flower oyster: 



dredge Conv. Addr . ; Nat. Shellf. Assoc ., Asbury Park, N.J 



Ford, J. 



1889. List of shells of the New Jersey coast south of Brigantine 

 Island. Nautilus 3: 27-29. 



Fraser, J H. 

 1930- 

 1931. 



On the size of Urosalpmx cinerea (Say) with some observa- 

 tions on weight -length relationships . Proc. Malac. Soc, 

 Lond. 19: 243-254, 



Fretter, Vera. 



1941 . The gemtal ducts of some British stenoglossan prosobranchs . 

 Jr. Mar. Biol. Assoc., U. K. 25: 173 -211, 



1946. The pedal sucker and anal gland of some British Stenoglossa. 

 Proc. Malac Soc,, Lond. 27: 126-130. 



Galtsoff, P. S., H. F. Prytherch, and J. B. Engle. 



1937. Natural history and methods of controlling the common oyster 

 drills ( Urosalpinx cinerea Say and Eupleura caudata Say) . 

 US Bur Fish. Cir . No. 25: 1-24. 



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