The late Cretaceous ammonites Scaphites leei Reeside and Scaphites hippocrepis (DeKay) in the western interior of the United States /

Bibliographic Details
Main Author:	Cobban, William A., 1916-2015 (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington : U.S. Department of the Interior, Geological Survey, 1969.
Series:	Geological Survey professional paper ; 619.
Subjects:	Ammonoidea > West (U.S.) Paleontology > Cretaceous. Paleontology > West (U.S.) Ammonoidea. Cretaceous Geologic Period. Paleontology. United States, West. From 65 to 140 million years ago
Online Access:	https://purl.fdlp.gov/GPO/gpo80794

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