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1969. Northern range extension and winter mortality of 

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Hopkins, S. H., and J. D. Andrews. 



1970. Rangia cuneata on the east coast: Thousand mile 

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1969. Aspects of animal evolution related to critical salinity 

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1969. Maturation of gonads of oysters Crassostrea vir- 

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1971. An annual reproductive cycle of the gaper clam, 

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1972. Sedimentsof the James River estuary, Virginia. InB. 

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1970. Project C. Benthos. In Gross physical and biological 

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1964. The occurrence of the brackish water clam, Rangia 



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1952. Salinity distribution and circulation in the 

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1968. Reproductive cycle of the surf clam Spisula solidis- 

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1965. Reproductive cycle of Mya arenaria_ in New 

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1970. Reproductive physiological variation in latitudinally 

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1970. The macrobenthos of the Pamlico River estuary. 

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1969. Coastal wetlands of Virginia. Va. Inst. Mar. Sci., 

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