Kennedy, W. J., Landman, N. H., et al. 2000. Late Campanian (Cretaceous) Heteromorph Ammonites from the Western Interior of the United States. (251): p.65, f. 67.
Place:
Boulder County, Colorado, United States, North America
Collection Date:
1960
Geologic Age:
Mesozoic - Cretaceous - Late - Campanian
Record Last Modified:
17 Oct 2024
Site Number:
D 2837
Stratigraphy:
Pierre Sh
Taxonomy:
Animalia Mollusca Cephalopoda Ammonoidea Diplomoceratidae