Monopteria

Geological Range

Missourian to Virgilian; Extinct.

Paleogeographic Distribution

Texas to Iowa.

Stratigraphic Occurrences

Virgilian

Calhoun Shale (KS)

Graham Formation (Jacksboro Limestone Member) (TX)

Lawrence Formation (KS)

Lawrence Formation (Haskell Limestone Member) (KS)

Oread Limestone (KS)

Root Shale (French Creek Shale Member) (NE)

Stranger Formation (Vinland Shale Member) (KS)

Wood Siding Formation (Brownville Limestone Member) (KS)

Missourian

Bonner Springs Shale (KS)

Cherryvale Formation (IA)

Cherryvale Shale (Westerville Limestone Member) (KS, MO)

Drum Limestone (KS)

Drum Limestone (MO)

Plattsburg Limestone (Merriam Limestone Member) (KS)

Plattsburg Limestone (Spring Hill Limestone Member) (KS)

Stanton Limestone (Stoner Limestone Member) (KS)

Wyandotte Limestone (Farley Limestone Member) (KS)

Unknown Stage

Coal Measures (KS)

Coal Measures (MO)

Coal Measures (NE)