American species of Operculina and Heterostegina and their faunal relations
Subtitle: and, A new species of Orthophragmina from Louisiana
By: by Joseph Augustine Cushman.
Series: Geological Survey professional paper -- 128-E; Shorter contributions to general geology
Publisher: U.S. Govt. Print. Off.
Published: 1921
Place of publication: [Washington
Language: eng
Number of pages: 146
Subjects: Foraminifera, Fossil -- Southern States.; Paleontology -- Southern States -- Eocene.; Paleontology -- Eocene.
Other titles: New species of Orthophragmina from Louisiana.
Notes: Includes bibliographical references and index.