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Middle Jurassic (Bajocian and Bathonian) ammonites from northern Alaska /

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An ammonite succession nearly indentical with that in northern Canada is correlated with a more varied ammonite succession in southern Alaska.

Bibliographic Details
Main Author: Imlay, Ralph W. (Ralph Willard), 1908-1989
Corporate Author: Geological Survey (U.S.)
Format: Government Document Book
Language:English
Series:Geological Survey professional paper ; 854.
Subjects:
Ammonoidea.
Paleontology > Jurassic.
Paleontology > Alaska.
Description
Summary:An ammonite succession nearly indentical with that in northern Canada is correlated with a more varied ammonite succession in southern Alaska.
Item Description:Includes index.
Physical Description:iii, 22 pages 4 leaves of plates : illustrations ; 29 cm.
Bibliography:Bibliography: pages 18-19.