Two species of Placenticeras (Ammonitina) from the Upper Cretaceous (Campanian) of the Western Interior of the United States:
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Bibliographic Details
Main Authors: Kennedy, William J. (Author), Cobban, William A. (Author), Landman, Neil H. (Author)
Format: Book
Language:English
Published: New York, N.Y. American Museum of Natural History 1996
Series:American Museum of Natural History <New York, NY>: American Museum novitates 3173
Subjects:
Physical Description:13 S. Ill.

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Interlibrary loan Place Request Caution: Not in THWS collection!