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Inoceramus erectus

Geological Range

Turonian to Coniacian

Paleogeographic Distribution

Texas to Montana

Stratigraphic Occurrences

Coniacian
Boquillas Formation (TX)
Frontier Formation (WY)
Gallup Sandstone (NM)
Mancos Shale (Cross Tongue Member) (NM)
Marias River Formation (MT)
Niobrara Formation (Fort Hays Member) (CO)
Niobrara Formation (Fort Hays Member) (KS)
Turonian
Niobrara Formation (CO)
Unknown Stage
Niobrara Formation (CO)
Niobrara Formation (Smoky Hill Mbr) (KS)
<i>Inoceramus erectus</i> from the Niobrara Formation (Smoky Hill Member) of Rooks County, Kansas (FHSMIP 990).
Inoceramus erectus from the Niobrara Formation (Smoky Hill Member) of Rooks County, Kansas (FHSMIP 990).
Stratigraphic position unknown
Stratigraphic position unknown