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Atlas
All Species
Geology
Mollusca
Cephalopoda
Ammonoidea
Placenticeratidae
Placenticeras
Placenticeras planum
Placenticeras planum
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonoidea
Family:
Placenticeratidae
Genus:
Placenticeras
Species:
Placenticeras planum
Hyatt
Information
Images
Maps
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)
Placenticeras planum
from the Late Cretaceous Telegraph Creek Fm. of Carbon County, Montana (YPM 34711).
Stratigraphic position unknown