Additions to the flora of the Green River formation
By: by Roland W. Brown.
Series: Geological Survey professional paper -- 154-J; Shorter contributions to general geology
Publisher: U.S. Govt. Print. Off.
Published: 1929
Place of publication: [Washington
Language: eng
Number of pages: 299
Subjects: Paleobotany -- Eocene.; Paleobotany -- Green River Formation -- Eocene.; Plants, Fossil -- Green River Formation.; Green River Formation.
Notes: Includes bibliographical references and index.