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Placenticeras planum

Geological Range

Santonian

Paleogeographic Distribution

Texas to Montana

Stratigraphic Occurrences

Santonian
Crevasse Canyon Formation (NM)
Unknown Stage
San Carlos Formation (TX)
Telegraph Creek Formation (MT)
<i> Placenticeras planum </i> from the Late Cretaceous Telegraph Creek Fm. of Carbon County, Montana (YPM 34711).
Placenticeras planum from the Late Cretaceous Telegraph Creek Fm. of Carbon County, Montana (YPM 34711).
Stratigraphic position unknown
Stratigraphic position unknown