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Inoceramus barabini

Geological Range

Campanian to Maastrichtian

Paleogeographic Distribution

Alabama to Montana

Stratigraphic Occurrences

Maastrichtian
Fox Hills Formation (CO)
Fox Hills Formation (WY)
Pierre Shale (MT)
Pierre Shale (SD)
Pierre Shale (WY)
Campanian
Bearpaw Shale (Upper) (MT) [Campanian]
Pierre Shale (CO)
Pierre Shale (MT)
Pierre Shale (SD) [Campanian]
Pierre Shale (WY) [Campanian]
Unknown Stage
Eutaw Formation (MS)
Hygiene Formation (CO)
Pierre Shale (CO)
Pierre Shale (MT)
Pierre Shale (SD)
Pierre Shale (WY)
Rocky Ridge Formation (CO)
Rotten Limestone (AL)
Tepee Butte (WY)
<i>Inoceramus barabini</i> from the Pierre Shale of Niobrara County, Wyoming (YPM 35475).
Inoceramus barabini from the Pierre Shale of Niobrara County, Wyoming (YPM 35475).
<i>Inoceramus barabini</i> from the Pierre Shale of Niobrara County, Wyoming (YPM 35475).
Inoceramus barabini from the Pierre Shale of Niobrara County, Wyoming (YPM 35475).
Stratigraphic position unknown
Stratigraphic position unknown