A synopsis of the classification of the fresh-water Mollusca of North America, north of Mexico, and a catalogue of the more recently described species, with notes,
by Bryant Walker ...

APA Citation

Walker, B. (1918). A synopsis of the classification of the fresh-water Mollusca of North America, north of Mexico, and a catalogue of the more recently described species, with notes. Ann Arbor, Mich.: The University.

MLA Citation

Walker, Bryant, 1856-. A Synopsis of the Classification of the Fresh-water Mollusca of North America, North of Mexico, And a Catalogue of the More Recently Described Species, With Notes. Ann Arbor, Mich.: The University, 1918.