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BIBLIOGRAPHY OF 



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Name. 

 Cyclas partumeia Say. 

 rhomboidea Say. 

 similis Say. 



C. sulcata Lam. 

 staminea Conrad. 

 Cyrena Caroliniensis Lam. 



Cyclas Caroliniensis Bosc. 

 sordida Hanley. 

 Cyprina Islandica Lam. 



Venus hucardium Born. 



mercenaria Pennant. 

 Astarte Banksii Gray. 

 bilunulata Conrad. 

 castanea Say. 

 A. picea var. 



procera Totten. 

 Danmoniensis Sowerhy. 

 difiicilis. 

 lee vis. 

 lactea Brod. 

 quadrans Gould. 

 semisulcata Gray. 

 striata Leach. 



Nicania striata Leach. 

 Tindata Gould. 



A. latisulca Hanley. 

 Cytherea convexa Say. 



Crassatelloides Conrad. 

 ( Trigonella Conrad.) 

 var. 

 Dione Linn, (var.) 

 gigantea Lam. 

 planulata Sowerhy. 

 rosea Br. 

 squalida Sowerhy. 

 C. elegans Koch. 



hiradiata Sowerby. 

 Artemis gigantea Soioerhy. 

 Venus Californiensis Brod. 

 cancellata Lam. (var.) 

 V. elevata Say. 

 Cingenda Dillwyn. 

 fluctuosa Gould. 

 gemma Totten. 

 gnidia Br. 



Locality. 

 Ohio. 

 Vermont. 

 Ohio. 



Missouri. 

 South Carolina. 



North America. 



B'ks of Newfoundland. 



Rhode Island. 



Greenland. 



Tampa bay. 



N. Y., Provincetown. 



Maine. 



Greenland. 



Greenland. 



Grand Bank. 



Maine. 



Greenland. 



Greenland. 



Maine. 



New York. 

 California. 



San Diego, Sta. Barbara. 

 California. 

 Florida. 

 Mazatlan. 

 San Bias. 

 California. 



California. 

 California. 

 South Carolina. 



B'ks of Newfoundland. 

 New York. 

 San Bias. 



