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Inoceramus dimidius

Geological Range

Inoceramus dimidius Zone:  Middle Turonian 90.21 ± 0.54

Paleogeographic Distribution

Texas to South Dakota

Stratigraphic Occurrences

Turonian
Carlile Shale (Blue Hill Member) (CO)
Carlile Shale (KS)
Carlile Shale (SD)
Chispa Summit Formation (TX)
Frontier Formation (WY)
Mancos Shale (Cross Tongue Member) (NM)
Mancos Shale (Juana Lopez Member) (NM)
Mancos Shale (Pescado Member) (NM)
Unknown Stage
Benton Shale (CO)
Marcos Shale (NM)
Niobrara Formation (Smoky Hill Mbr) (KS)
<i>Inoceramus dimidius</i> from the Niobrara Formation (Smoky Hill Member) of Rooks County, Kansas (FHSMIP 981).
Inoceramus dimidius from the Niobrara Formation (Smoky Hill Member) of Rooks County, Kansas (FHSMIP 981).
Stratigraphic position unknown
Stratigraphic position unknown