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Rhynchopora

Rhynchopora

Species of Rhynchopora present in the Pennsylvanian of the American Midcontinent

Geological Range

Morrowan to Virgilian; Extinct.

Paleogeographic Distribution

Texas to Kansas.

Stratigraphic Occurrences

Virgilian
Gaptank Formation (TX)
Graham Formation (TX)
Graham Formation (Wayland Shale Member) (TX)
Graham Formation (Gunsight Limestone Member) (TX)
Thrifty Formation (TX)
Missourian
Barnsdall Formation (OK)
Cherryvale Shale (Westerville Limestone Member) (KS)
Iola Limestone (KS)
Nellie Bly Formation (OK)
Desmoinesian
Mineral Wells Formation (TX)
Wewoka Formation (OK)
Morrowan
Bloyd Shale (Brentwood Limestone Member) (AR, OK)
Marble Falls Limestone (TX)
Marble Falls Limestone (Sloan Member) (TX)
Morrow Formation (OK)
Unknown Stage
Magdalena Limestone (NM)
<i>Rhynchopora sp.</i> from the Graham Fm. of Eastland County, Texas (KUMIP 243901).
Rhynchopora sp. from the Graham Fm. of Eastland County, Texas (KUMIP 243901).