A catalogue of the Cretaceous and Tertiary plants of North America
By: by Frank Hall Knowlton.
Contributors: Geological Survey (U.S.)
Series: CIHM/ICMH Microfiche series -- no. 19005
Publisher: G.P.O.
Published: 1981
Place of publication: Washington
Language: eng
Format: Microform
Number of pages: 137
Subjects: Paleobotany -- North America -- Cretaceous.; Paleobotany -- North America -- Tertiary.
Notes: At head of title: United States Geological Survey.

Original issued in series: Bulletin of the United States Geological Survey ; no. 152

Includes bibliography.

Filmed from a copy of the original publication held by the University of British Columbia Library. Ottawa : Canadian Institute for Historical Microreproductions, 1981.