Semilla sandstone, a new member of the Mancos Shale in the southeastern part of the San Juan Basin, New Mexico : definition, description, and paleontology of a new stratigraphic unit /

Bibliographic Details
Main Authors:	Dane, C. H. (Carle Hamilton), 1900-1968 (Author), Cobban, William A., 1916-2015 (Author), Kauffman, Erle G. (Erle Galen), 1933- (Author)
Format:	Government Document eBook
Language:	English
Published:	[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1968.
Series:	Geological Survey bulletin ; 1254-F. Contributions to stratigraphy.
Subjects:	Sandstone > New Mexico. Shale > New Mexico. Sandstone. Shale. New Mexico.
Online Access:	https://purl.fdlp.gov/GPO/gpo68553

Description
Item Description:	Title from title screen (viewed September 15, 2014).
Physical Description:	1 online resource (iii, 21 pages) : illustrations.
Bibliography:	Includes bibliographical references (pages 19-21).