United States Mollusca
Subtitle: a descriptive manual of many of the marine, land and fresh water shells of North America, north of Mexico : All species covered in the book are fully illustrated
By: by Walter Freeman Webb.
Publisher: Lee Publications
Published: 1951
Place of publication: Wellesly Hills, Mass
Language: eng
Number of pages: 224
Subjects: Mollusks -- United States.
Notes: "With this printing 5 new plates of marine shells have been added and 8 new plates of Naid or fresh water clams".