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Scaphites whitfieldi

Geological Range

Scaphites whitfieldi Zone: Just after the Middle/Upper Turonian boundary

Paleogeographic Distribution

Wyoming to Montana

Stratigraphic Occurrences

Campanian
Carlile Shale (SD)
Turonian
Carlile Shale (SD)
Carlile Shale (Turner Sandy Member) (SD)
Carlile Shale (WY)
Carlile Shale (Turner Sandy Member) (WY)
Ferron Sandstone (UT)
Mancos Shale (NM)
Mancos Shale (Cross Tongue Member) (NM)
Mancos Shale (Juana Lopez Member) (NM)
Mancos Shale (UT)
Cenomanian
Bridge Creek (CO)
Unknown Stage
Carlile Shale (NE)
Carlile Shale (SD)
Carlile Shale (WY)
Colorado Shale (MT)
Frontier Formation (WY)
Marias River Shale (Kevin Member) (MT)
Holotype of <i>Scaphites whitfieldi</i> (USNM 106735). 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:/65665/367af95af-158e-4db7-be34-cd2353e963ab).
Holotype of Scaphites whitfieldi (USNM 106735). 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:/65665/367af95af-158e-4db7-be34-cd2353e963ab).
<i> Scaphites whitfieldi </i> from the Late Cretaceous Carlile Fm. (Turner Sandy Mbr.) of Niobrara County, Wyoming (YPM 391463).
Scaphites whitfieldi from the Late Cretaceous Carlile Fm. (Turner Sandy Mbr.) of Niobrara County, Wyoming (YPM 391463).
Stratigraphic position unknown
Stratigraphic position unknown