Variation and ontogeny of Calycoceras (Proeucalycoceras) canitaurinum (Haas, 1949) from the upper Cretaceous (Cenomanian) of the western interior of the United States
By: by William A. Cobban and W. James Kennedy.
Contributors: Kennedy, W. J.
Series: U.S. Geological Survey bulletin -- 1881-B; Shorter contributions to paleontology and stratigraphy
Publisher: U.S. G.P.O.
Published: 1990
Place of publication: [Washington]
Language: eng
Subjects: Ammonoidea -- West (U.S.); Paleontology -- West (U.S.) -- Cretaceous.; Paleontology -- Cretaceous.
Description: Description and illustrations of an important upper Cenomanian index ammonite from the western interior of the United States.
Notes: Includes bibliographical references (p. 7).