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Crania

Crania

Species of Crania present in the Pennsylvanian of the American Midcontinent

Geological Range

Desmoinesian to Virgilian; Extinct.

Paleogeographic Distribution

Texas to Kansas

Stratigraphic Occurrences

Virgilian
Graham Formation (Wayland Shale Member) (TX)
Graham Formation (Gunsight Limestone Member) (TX)
Graham Formation (Jacksboro Limestone Member) (TX)
Lawrence Formation (Robbins Shale Member) (KS)
Topeka Limestone (Coal Creek Limestone Member) (KS)
Wood Siding Formation (Brownville Limestone Member) (KS)
Desmoinesian
Cabaniss Formation (Chelsea Sandstone Member) (KS)
Mingus Shale (TX)
<i>Crania modesta</i> from the Graham Fm. of Jack County, Texas (KUMIP 72414).
Crania modesta from the Graham Fm. of Jack County, Texas (KUMIP 72414).