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Baculites baculus

Geological Range

Baculites baculus Zone: Lower Maastrichtian 70.6 ± 0.6 to 70.00 ± 0.45

Campanian to Maastrichtian

Paleogeographic Distribution

Wyoming to Montana

Stratigraphic Occurrences

Maastrichtian
Pierre Shale (MT)
Campanian
Bearpaw Shale (Upper) (MT) [Campanian]
Pierre Shale (MT)
Pierre Shale (WY) [Campanian]
Unknown Stage
Pierre Shale (MT)
Holotype of <i>Baculites baculus</i> (USNM 1916). Original unmodified images provided by courtesy of the Smithsonian NMNH and adapted and presented here under a Creative Commons BY-NC 4.0 license (NMNH GUID http://n2t.net/ark:/65665/3626ee420-a7bb-43b7-9ab5-89ad91d902af).
Holotype of Baculites baculus (USNM 1916). Original unmodified images provided by courtesy of the Smithsonian NMNH and adapted and presented here under a Creative Commons BY-NC 4.0 license (NMNH GUID http://n2t.net/ark:/65665/3626ee420-a7bb-43b7-9ab5-89ad91d902af).
Stratigraphic position unknown
Stratigraphic position unknown