Callovian (Jurassic) ammonites from the United States and Alaska. Part 1, Western Interior United States /

Bibliographic Details
Main Author:	Imlay, Ralph W. (Ralph Willard), 1908-1989 (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington : United States Department of the Interior, Geological Survey, 1953.
Series:	Geological Survey professional paper ; 249-A.
Subjects:	Ammonoidea > West (U.S.) Paleontology > Jurassic. Ammonoidea. Jurassic Geologic Period. Paleontology. Alaska. Alaska > Alaska Peninsula. Pacific Ocean > Cook Inlet. From 140 to 190 million years ago
Online Access:	https://purl.fdlp.gov/GPO/gpo106226

Description
Item Description:	"Descriptions and illustrations of cephalopods of Late Jurassic age."
Physical Description:	1 online resource (iii, 108 pages, 24 unnumbered pages of plates) : illustrations, maps.
Bibliography:	Includes bibliographical references (pages 34-35) and index.