PART II 



Guide to the 

 American Seashells 



[ Systefnatic Account ] 



THE SYSTEMATIC ACCOUNT OF THE AMERICAN SEASHELLS 



includes the scientific mid common names, geographical ranges, descriptions, 

 comparative remarks and habitats of i ^oo of the 6000 species of marine mol- 

 lusks found in North A^nerican waters. The areas covered are from Alaska 

 to southern California and from Labrador to the Gulf of Mexico. Conse- 

 quently a large part of the molluscan fauna of Bermuda, the West Indies, 

 Lower California and the Gulf of California is included. Monographic 

 accounts and more detailed information oji the remaining species and their 

 ecology, anatomy and habits may be found by consulting the papers 

 listed by subject niatter in the appendix on molluscan literature. 



