Wellerella

Geological Range

Desmoinesian to Virgilian; Extinct.

Paleogeographic Distribution

Texas to Nebraska.

Stratigraphic Occurrences

Virgilian

Bern Limestone (Wakarusa Limestone Member) (KS)

Deer Creek Limestone (KS)

Graham Formation (TX)

Graham Formation (Wayland Shale Member) (TX)

Graham Formation (Gunsight Limestone Member) (TX)

Graham Formation (Jacksboro Limestone Member) (TX)

Graham Formation (Finis Shale Member) (TX)

Howard Formation (KS)

Kanwaka Shale (Stull Shale Member) (KS)

Lawrence Formation (KS)

Lecompton Limestone (KS)

Lecompton Limestone (OK)

Oread Limestone (KS, NE)

Oread Limestone (Kereford Limestone Member) (KS)

Oread Limestone (Plattsmouth Limestone Member) (KS)

Oread Limestone (Toronto Limestone Member) (KS)

Pawhuska Formation (OK)

Stotler Limestone (Dover Limestone Member) (KS)

Stranger Formation (KS)

Stranger Formation (Iatan Limestone Member) (KS)

Stranger Formation (Weston Shale Member) (KS)

Topeka Limestone (KS)

Wood Siding Formation (Brownville Limestone Member) (OK, KS)

Missourian

Brad Formation (TX)

Checkerboard Formation (OK)

Drum Limestone (KS)

Graford Formation (Devil's Den Limestone Member) (TX)

Iola Limestone (KS)

Nellie Bly Formation (OK)

Stanton Limestone (KS)

Stanton Limestone (Eudora Shale Member) (KS)

Stanton Limestone (Stoner Limestone Member) (KS)

Vilas Shale (KS)

Wann Formation (OK)

Wyandotte Formation (Frisbie Limestone Member) (MO)

Desmoinesian

Allegheny Formation (Putnam Hill Limestone Member) (OH)

Allegheny Formation (Washingtonville Shale Member) (OH)

Altamont Limestone (OK)

Altamont Limestone (Lake Neosho Shale Member) (KS)

Boggy Formation (OK)

Lenapah Limestone (OK)

Swede Hollow Formation (Bevier Coal Bed) (MO)

Wewoka Formation (OK)

Unknown Stage

Cherokee Shale (MO)

Coal Measures (NE)

Magdalena Limestone (NM)

Marble Falls Limestone (TX)