Lower Triassic ammonoids of North America /

Bibliographic Details
Main Author:	Smith, James Perrin, 1864-1931 (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington : United States Department of the Interior, Geological Survey, 1932.
Series:	Professional paper (Geological Survey (U.S.)) ; no. 167.
Subjects:	Ammonoidea. Paleontology > North America. Paleontology > Triassic. Paleontology. Triassic Geologic Period. North America. Ammonieten (weekdieren) Trias. From 190 to 230 million years ago
Online Access:	https://purl.fdlp.gov/GPO/gpo79927

Description
Physical Description:	1 online resource (v, 199 pages, 81 pages of plates.) : illustrations, map.
Bibliography:	Includes bibliographical references (pages 4-6) and index.