Delocrinus

Phylum: Echinodermata
Class: Crinoidea
Order: Monobathrida
Family: Erisocrinidae
Genus: Delocrinus

Species
Information
Images

Species of Delocrinus present in the Pennsylvanian of the American Midcontinent

Delocrinus granulosus

Delocrinus inflexus

Geological Range

Morrowan to Virgilian; Extinct.

Paleogeographic Distribution

Texas to Nebraska.

Stratigraphic Occurrences

Virgilian: Auburn Shale (KS); Calhoun Shale (KS); Calhoun Shale (OK); Deer Creek Limestone (Larsh-Burroak Shale Member) (OK); Graham Formation (Jacksboro Limestone Member) (TX); Harpersville Formation (TX); Harpersville Formation (Belknap Member) (TX); Kanwaka Shale (KS); Kanwaka Shale (Stull Shale Member) (NE); Lawrence Formation (KS); Lawrence Formation (Haskell Limestone Member) (KS); Lecompton Limestone (Beil Limestone Member) (KS); Lecompton Limestone (Doniphan Shale Member) (KS); Lecompton Limestone (King Hill Shale Member) (KS); Oread Limestone (KS); Oread Limestone (Kereford Limestone Member) (KS); Oread Limestone (Plattsmouth Limestone Member) (KS); Oread Limestone (Toronto Limestone Member) (KS); Scranton Shale (Cedar Vale Shale Member) (KS); Stranger Formation (KS); Stranger Formation (Weston Shale Member) (KS); Tecumseh Shale (KS); Topeka Limestone (KS); Topeka Limestone (Coal Creek Limestone Member) (KS); Wood Siding Formation (Brownville Limestone Member) (OK, KS); Wood Siding Formation (Grayhorse Limestone Member) (OK)
Missourian: Dennis Limestone (Winterset Limestone Member) (KS); Drum Limestone (Corbin City Limestone Member) (KS); Iola Limestone (KS); Iola Limestone (MO); Iola Limestone (Avant Limestone Member) (OK); Iola Limestone (Raytown Limestone Member) (KS); Lane Shale (KS); Ochelata Formation (OK); Plattsburg Limestone (KS); Plattsburg Limestone (Hickory Creek Shale Member) (KS); Plattsburg Limestone (Merriam Limestone Member) (KS); Plattsburg Limestone (Spring Hill Limestone Member) (KS); Stanton Limestone (OK, KS); Stanton Limestone (Eudora Shale Member) (KS); Stanton Limestone (South Bend Limestone Member) (KS); Stanton Limestone (South Bend Limestone Member) (NE); Stanton Limestone (Stoner Limestone Member) (KS); Swope Limestone (Bethany Falls Limestone Member) (KS); Vilas Shale (OK); Wann Formation (OK); Wyandotte Limestone (Frisbie Limestone Member) (KS); Wyandotte Formation (Frisbie Limestone Member) (MO)
Desmoinesian: Altamont Limestone (OK, KS); Big Branch Formation (Pumpkin Creek Limestone Member) (OK); Cabaniss Formation (KS); Labette Shale (MO); Lake Murray Formation (Lester Member) (OK); Lenapah Limestone (KS); Savanna Formation (Sam Creek Limestone Member) (OK); Wewoka Formation (OK)
Morrowan: Bloyd Shale (Brentwood Limestone Member) (AR, OK); Morrow Formation (AR)