The heteromorph ammonite Didymoceras Cochleatum (Meek and Hayden, 1858), from the Pierre Shale of South Dakota and Wyoming:
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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, NY 1999
Series:American Museum of Natural History <New York, NY>: American Museum novitates 3268
Subjects:
Physical Description:8 S. Ill.

There is no print copy available.

Interlibrary loan Place Request Caution: Not in THWS collection!