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Geology
Brachiopoda-Inarticulata
Craniata
Craniida
Craniidae
Crania
Crania
Phylum:
Brachiopoda-Inarticulata
Class:
Craniata
Order:
Craniida
Family:
Craniidae
Genus:
Crania
Species
Information
Images
Species of
Crania
present in the Pennsylvanian of the American Midcontinent
Crania modesta
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)
Crania modesta
from the Graham Fm. of Jack County, Texas (KUMIP 72414).