Mollusca from the Miocene and lower Pliocene of Virginia and North Carolina.
With a summary of the stratigraphy, by W. C. Mansfield.
- Washington, U.S. Govt. Print. Off., 1943-1948.
- 2 v. (310 p.) illus., 38 plates. 29 cm.
v. 1. Pelecypoda.--v. 2. Scaphopoda and Gastropoda.