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Middle Bajocian ammonites from the Cook Inlet region, Alaska /

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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, 1964.
Series:Geological Survey professional paper ; 418-B.
Subjects:
Ammonoidea > Alaska > Cook Inlet Region.
Ammonoidea > Alaska > Talkeetna Mountains.
Paleontology > Jurassic.
Paleontology > Alaska > Cook Inlet Region.
Paleontology > Alaska > Talkeetna Mountains.
Ammonoidea.
Jurassic Geologic Period.
Paleontology.
Alaska > Cook Inlet Region.
Alaska > Talkeetna Mountains.
From 140 to 190 million years ago
Online Access:https://purl.fdlp.gov/GPO/gpo82882
Description
Item Description:Title from title screen (viewed September 24, 2014).
"Jurassic ammonites from southern Alaska."
"Description and illustrations of cephalopods of Middle Jurassic (middle Bajocian) age."
Physical Description:1 online resource (iv, B61, 29 pages of plates) : illustrations, maps.
Bibliography:Includes bibliographical references (pages B55-B57) and index.