Ammonites and the other cephalopods of the Pierre Seaway
Subtitle: identification guide
By: authors, Neal L. Larson ... [et al.] ; photographer, Ed Gerken.
Contributors: Larson, Neal L.
Publisher: Geoscience Press; Mountain Press Pub. Co. [distributor]
Published: 1997
Place of publication: Tucson, Ariz; Missoula, Mont
Language: eng
Number of pages: 148
Subjects: Ammonoidea -- North America.; Cephalopoda, Fossil -- North America.; Paleontology -- Cretaceous.; Animals, Fossil -- North America.
Notes: Includes bibliographical references (p. 114-139) and index.