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Stramentum haworthi

Geological Range

Turonian to Campanian

Paleogeographic Distribution

Kansas to Nebraska

Stratigraphic Occurrences

Campanian
Niobrara Formation (KS)
Santonian
Niobrara Formation (Smoky Hill) (KS)
Niobrara Formation (NE)
Coniacian
Niobrara Formation (KS)
Niobrara Formation (Smoky Hill Member) (KS)
Turonian
Carlile Shale (KS)
<i> Stramentum haworthi </i> from the Coniacian to Campanian Niobrara Fm. of Gove County, Kansas (KUMIP 282089).
Stramentum haworthi from the Coniacian to Campanian Niobrara Fm. of Gove County, Kansas (KUMIP 282089).
Stratigraphic position unknown
Stratigraphic position unknown