Nonmarine mollusks of late Cretaceous Age from Wyoming, Utah and Colorado /

Bibliographic Details
Main Author:	Yen, Teng-Chien (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington : United States Department of the Interior, Geological Survey, 1954.
Series:	Geological Survey professional paper ; 254-B. Shorter contributions to general geology.
Subjects:	Mollusks, Fossil > Colorado. Mollusks, Fossil > Utah. Mollusks, Fossil > Wyoming. Paleontology > Cretaceous. Cretaceous Geologic Period. Mollusks, Fossil. Paleontology. Colorado. Utah. Wyoming. From 65 to 140 million years ago
Online Access:	https://purl.fdlp.gov/GPO/gpo85069

Description
Item Description:	Title from title screen (viewed September 29, 2014).
Physical Description:	1 online resource (35 unnumbered pages, 3 pages of plates).
Bibliography:	Includes bibliographical references and index.