Cenomanian ammonite fauna from the Mosby sandstone of Central Montana
By: by W.A. Cobban
Series: Geological Survey Professional Paper -- 243-D; Geological Survey professional paper -- 243-D
Publisher: United States Government Printing Office
Published: 1953
Place of publication: Washington
Language: eng
Number of pages: 54
Subjects: Ammonoidea; Paleontology
Notes: [Reprinted from] Shorter Contributions to General Geology, 1952.

References, p. 54.