Early and middle Bajocian (middle Jurassic) ammonites from southern Alaska /

Bibliographic Details
Main Author:	Imlay, Ralph W. (Ralph Willard), 1908-1989 (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington : Department of the Interior, U.S. Geological Survey, 1984.
Series:	U.S. Geological Survey professional paper ; 1322.
Subjects:	Ammonoidea. Paleontology > Jurassic. Paleontology > Alaska. Jurassic Geologic Period. Paleontology. Alaska. From 140 to 190 million years ago
Online Access:	https://purl.fdlp.gov/GPO/gpo92670

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