Middle Jurassic (Bajocian and Bathonian) ammonites from northern Alaska / by Ralph W. Imlay.

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Bibliographic Details
Uniform Title:Geological Survey professional paper ; 854.
Main Author: Imlay, Ralph W. (Ralph Willard), 1908-1989 (Author)
Corporate Author: Geological Survey (U.S.) (Issuing body)
Language:English
Published: Washington : United States Department of the Interior, Geological Survey, 1976.
Series:Geological Survey professional paper ; 854.
Subjects:
Ammonoidea.
Paleontology > Jurassic.
Paleontology > Alaska.
Jurassic Geologic Period.
Paleontology.
Alaska.
From 140 to 190 million years ago
Online Access:
Connect to online resource - All users (Federal Depository Library Program Persistant URL)
Physical Description:1 online resource (iii, 22 pages, 4 unnumbered pages of plates) : illustrations, maps.
Format: Government Document Electronic eBook
Description
Note:Title from title screen (viewed October 2, 2014).
"An ammonite succession nearly identical with that in northern Canada is correlated with a more varied ammonite succession in southern Alaska."
Call Number:I 19.16:854
Bibliography Note:Includes bibliographical references (pages 18-19) and index.