TY  - BOOK
AU  - Olsson,Axel A.
TI  - Mollusks of the tropical eastern Pacific: particularly from the southern half of the Panamic-Pacific faunal province (Panama to Peru) ; Panamic-Pacific Pelecypoda 
PY  - 1961///
CY  - Ithaca, N.Y.
PB  - Paleontological Research Institution
N1  - "March 10, 1961."
ER  -