Supplemental Material for 'Large scaphitid ammonites (Hoploscaphites) from the Upper Cretaceous (upper Campanian-lower Maastrichtian) of North America : endless variation on a single theme. (Bulletin of the American Museum of Natural History, no. 441)'

DOI

Abstract

Supplemental Material for 'Large scaphitid ammonites (Hoploscaphites) from the Upper Cretaceous (upper Campanian-lower Maastrichtian) of North America : endless variation on a single theme. (Bulletin of the American Museum of Natural History, no. 441)'

Description

Keywords

Ammonoidea -- North America., Ammonoidea -- West (U.S.), Mollusks, Fossil -- North America., Mollusks, Fossil -- West (U.S.), Paleontology -- Cretaceous -- North America., Paleontology -- Cretaceous -- West (U.S.), Paleontology -- Cretaceous -- Pierre Shale., Paleontology -- Cretaceous -- Bearpaw Formation.

Citation