Excerpt from The Terrestrial Air-Breathing Mollusks, Vol. 5: Of the United States, and the Adjacent Territories of North America
This work (Bulletin No. 28) is the thirty-eighth of a series of papers intended to illustrate the collections of Это и многое другое вы найдете в книге The Terrestrial Air-Breathing Mollusks, Vol. 5 (W. G. Binney)