New fossil pearly fresh-water mussels from deposits on the Upper Amazon of Peru
By: by William B. Marshall
Series: Proceedings of the United States National Museum -- v. 74, no. 3
Publisher: U.S. G.P.O.
Published: 1928
Place of publication: Washington
Language: eng
Subjects: Bivalves, Fossil; Paleontology -- Peru
Notes: Bibliography: p. 7