Mesolobus

Geological Range

Morrowan to Virgilian; Extinct.

Paleogeographic Distribution

Texas to Iowa.

Stratigraphic Occurrences

Virgilian

Lawrence Formation (Haskell Limestone Member) (KS)

Lecompton Limestone (Beil Limestone Member) (KS)

Oread Limestone (KS)

Missourian

Barnsdall Formation (Wildhorse Dolomite Lentil Member) (OK)

Iola Limestone (KS)

Swope Limestone (KS)

Desmoinesian

Allegheny Formation (Putnam Hill Limestone Member) (OH)

Allegheny Formation (Washingtonville Shale Member) (OH)

Altamont Limestone (KS)

Big Branch Formation (OK)

Big Branch Formation (Pumpkin Creek Limestone Member) (OK)

Boggy Formation (OK)

Cabaniss Formation (KS)

Cabaniss Formation (Chelsea Sandstone Member) (KS)

Cabaniss Formation (Verdigris Limestone Member) (KS)

Cabaniss Formation (Verdigris Limestone Member) (OK)

Croweburg Formation (KS)

Deese Formation (OK)

East Mountain Shale (TX)

Fort Scott Limestone (KS)

Fort Scott Limestone (MO)

Fort Scott Limestone (OK)

Holdenville Shale (OK)

Holdenville Shale (Homer Limestone Member) (OK)

Holdenville Shale (Sasakwa Limestone Member) (OK)

Labette Shale (KS, MO, IA)

Labette Shale (OK)

Lake Murray Formation (Frensley Member) (OK)

Lenapah Limestone (OK, KS)

McAlester Formation (OK)

McCoy Formation (CO)

Millsap Lake Formation (TX)

Millsap Lake Formation (Grindstone Creek Member) (TX)

Mineral Wells Formation (TX)

Mingus Shale (TX)

Pawnee Limestone (IA, KS, MO)

Pawnee Limestone (Laberdie Limestone Member) (KS)

Savanna Formation (OK)

Savanna Formation (Sam Creek Limestone Member) (OK)

Wewoka Formation (OK)

Wetumka Formation (OK)

Atokan

Pottsville Formation (Mercer Limestone Member) (OH)

Smithwick Shale (TX)

Morrowan

Wapanucka Limestone (OK)

Unknown Stage

Bourbon Group (KS)

Cherokee Shale (KS)

Cherokee Shale (MO)

Coal Measures (MO)

Staunton Formation (KY)