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Scaphites ventricosus

Geological Range

Scaphites ventricosus Zone: Middle Coniacian 88.55 ± 0.59 to 87.14 ± 0.39

Paleogeographic Distribution

Wyoming to Montana

Stratigraphic Occurrences

Unknown Stage
Bear Paw Shale (MT)
Benton Shale (CO)
Carlile Shale (SD)
Cody Shale (WY)
Frontier Formation (WY)
Hilliard Formation (WY)
Mancos Shale (NM)
Marias River Shale (Kevin Member) (MT)
Niobrara Formation (WY)
Syntype of <i>Scaphites ventricosus</i> (USNM 1903). 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:/65665/39f4aa107-c810-4e28-b2ce-36aa9ab9e050).
Syntype of Scaphites ventricosus (USNM 1903). 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:/65665/39f4aa107-c810-4e28-b2ce-36aa9ab9e050).
Syntype of <i>Scaphites ventricosus</i> (USNM 1904). 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:/65665/35889c3a7-1dda-4e8f-929f-6af9b113a366).
Syntype of Scaphites ventricosus (USNM 1904). 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:/65665/35889c3a7-1dda-4e8f-929f-6af9b113a366).
<i> Scaphites ventricosus </i> from the Frontier Fm. of Park County, Wyoming (YPM 006417).
Scaphites ventricosus from the Frontier Fm. of Park County, Wyoming (YPM 006417).
Holotype of <i> Scaphites ventricosus </i> from the Late Cretaceous Frontier Fm. of Park County, Wyoming (YPM 6414).
Holotype of Scaphites ventricosus from the Late Cretaceous Frontier Fm. of Park County, Wyoming (YPM 6414).
Stratigraphic position unknown
Stratigraphic position unknown