Early Jurassic ammonites from Alaska
By: by Ralph W. Imlay.
Series: Geological Survey professional paper ;; 1148
Publisher: U.S. G.P.O.; For sale by the Supt. of Docs., U.S. G.P.O.
Published: 1981
Place of publication: Washington
Language: eng
Number of pages: 49
Subjects: Ammonoidea -- Alaska.; Paleontology -- Jurassic.; Paleontology -- Alaska.
Notes: Bibliography: p. 43-45.
Includes index.