The foraminiferal genus Orbitolina in North America ; a study of the genus Orbitolina, its type species, morphology, and stratigraphic and geographic distribution in North America.

Bibliographic Details
Main Author: Douglass, Raymond C. (Raymond Charles)
Format: Government Document Book
Language:English
Published: Washington : U.S. Govt. Print. Off, 1960.
Series:Professional paper (Geological Survey (U.S.)) ; 333.
Subjects:
Description
Physical Description:52 pages : illustrations, maps, diagrams (3 folded in pocket), tables. ; 29 cm.
Bibliography:Bibliography: pages 45-50.