The Upper Cretaceous ammonite Rhaeboceras Meek 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 : Department of the Interior, U.S. Geological Survey, 1987.
Series:	U.S. Geological Survey professional paper ; 1477.
Subjects:	Rhaeboceras. Ammonoidea. Paleontology > Cretaceous. Paleontology > West (U.S.) Cretaceous Geologic Period. Paleontology. United States, West. From 65 to 140 million years ago
Online Access:	https://purl.fdlp.gov/GPO/gpo93453

Description
Item Description:	"Descriptions and illustrations of an important guide fossil to rocks of early Maastrichtian age."
Physical Description:	1 online resource (iii, 15 pages, 14 unnumbered pages of plates) : illustrations, maps.
Bibliography:	Includes bibliographical references (pages 13-14) and index.