Fossil Crinoids: Mississippian

A virtual museum of crinoids from all over the world

Crinoids in Earth History

Mississippian Period (359-323 mio. years)

Edvardsville Fm. / Crawfordsville

Actinocrinus gibsoni; 23x16 cm; Edvardsville Fm.; Indiana

Actinocrinus gibsoni; 23x16 cm; Edvardsville Fm.; Indiana

Agaricocrinus splendens; 17x11.5 cm; Edvardsville Fm.; Indiana

Agaricocrinus splendens; 17x11.5 cm; Edvardsville Fm.; Indiana

Cyathocrinites iowensis, Aulocrinus bellus and Cyathocrinites multibrachiatus; 19x11.5 cm; Edvardsville Fm.; Indiana

Cyathocrinites iowensis, Aulocrinus bellus and Cyathocrinites multibrachiatus; 19x11.5 cm; Edvardsville Fm.; Indiana

Cyathocrinites multibrachiatus; 16.5x8.5 cm; Edvardsville Fm.; Indiana

Cyathocrinites multibrachiatus; 16.5x8.5 cm; Edvardsville Fm.; Indiana

Corythocrinus; 14x14 cm; Edvardsville Fm.; Indiana

Corythocrinus; 14x14 cm; Edvardsville Fm.; Indiana

Histocrinus coreyi, Macrocrinus mundulus, Cyathocrinites sp. ; 20x18 cm; Edvardsville Fm.; Indiana

Histocrinus coreyi, Macrocrinus mundulus, Cyathocrinites sp. ; 20x18 cm; Edvardsville Fm.; Indiana

Scytalocrinus decadactylus; 12x6.5 cm; Edvardsville Fm.; Indiana

Scytalocrinus decadactylus; 12x6.5 cm; Edvardsville Fm.; Indiana

Cyathocrinites kelloggi, Macrocrinus mundulus ; 16x15 cm; Edvardsville Fm.; Indiana

Cyathocrinites kelloggi, Macrocrinus mundulus ; 16x15 cm; Edvardsville Fm.; Indiana

Hampton Fm. / LeGrand

Cusacrinus nodobrachiatus, Rhadocrinus kirbyi, Cosmetocrinus spartarius, Holcocrinus longicirrifer; 21x16 cm; Hampton Fm.; LeGrand

Cusacrinus nodobrachiatus, Rhadocrinus kirbyi, Cosmetocrinus spartarius, Holcocrinus longicirrifer, Platycrinites symmetricus (root) ; 21x16 cm; Hampton Fm.; LeGrand

Aorocrinus immaturus; 11.5x6.5 cm; Hampton Fm.; LeGrand

Aorocrinus immaturus; 11.5x6.5 cm; Hampton Fm.; LeGrand

Dichocrinus cinctus; 6x4 cm; Hampton Fm.; LeGrand

Dichocrinus cinctus; 6x4 cm; Hampton Fm.; LeGrand

Rhadocrinites kirbyi ; 5x4 cm; Hampton Fm.; LeGrand

Rhadocrinites kirbyi ; 5x4 cm; Hampton Fm.; LeGrand

Gilmore City Fm.

Cactocrinus imperator; 30x18 cm; Gilmore Fm.; Iowa

Cactocrinus imperator; 30x18 cm; Gilmore Fm.; Iowa

multiple; 12.5x10 cm; Gilmore Fm.; Iowa

multiple; 12.5x10 cm; Gilmore Fm.; Iowa

Dichocrinus bozemanensis; 13x7 cm; Gilmore Fm.; Iowa

Dichocrinus bozemanensis; 13x7 cm; Gilmore Fm.; Iowa

Lodgepole Fm.

Platycrinites; 11.5x7.5 cm; Lodgepole Fm.; Gallatin County, Montana

British Isles

Dialutocrinus sp.; 23x8.5 cm; Hood Fm.; Hood

Dialutocrinus sp.; 23x8.5 cm; Hood Fm.; Hood

Woodocrinus expansus; 16x18 cm; Dinantian; Richmond, North Yorkshire

Woodocrinus expansus; 16x18 cm; Dinantian; Near Richmond, Swaledale, North Yorkshire

Actinocrinites; 3.5x3 cm; Visean, Zone S1; Salthill Quarry, Clitheroe

Actinocrinites; 3.5x3 cm; Visean, Zone S1; Salthill Quarry, Clitheroe

Amphoracrinus gigas; 3x3 cm; Visean, Zone S1; Salthill Quarry, Clitheroe

Amphoracrinus gigas; 3x3 cm; Visean, Zone S1; Salthill Quarry, Clitheroe

Pleurocrinus mucronatus; 2.5x2 cm; Visean, Zone S1; Salthill Quarry, Clitheroe

Pleurocrinus mucronatus; 2.5x2 cm; Visean, Zone S1; Salthill Quarry, Clitheroe

Edvardsville Fm. / Crawfordsville

Map_Crawfordsville

Map

Stratigraphy_Edwardsville Fm._KGS_marked

Stratigraphy © KGS

Crawfordsville_Corey's Bluff (1906)

Crawfordsville / Corey's Bluff (1906)

Crawfordsville_Sugar Creek

Crawfordsville / Sugar Creek

Ausich (1999): Lower Mississippian Edwardsville Formation at Crawfordsville, Indiana, USA (download)

Morgan (2014): Collector`s guide to Crawfordsville Crinoids

Hampton Fm. / LeGrand

Hampton_Stratigraphy

Stratigraphy © Laudon (1929)

Hampton_Mayenes Creek Member showing typical chert bands

Mayenes Creek M. with typical chert bands

Laudon (1929): The Stratigraphy of the Kinderhook Series of Iowa (download)

Laudon & Beane (1937): The Crinoid Fauna of the Hampton Formation at LeGrand, Iowa

Ausich (1999): Lower Mississippian Hampton Formation at LeGrand, Iowa, USA (download)

Gilmore City Fm.

Stratigraphy

Stratigraphy_Gilmore_section_marked_Woodson & Bunker (1989)

Laudon (1933): The stratigraphy and paleontology of the Gilmore City formation of Iowa

Woodson (1989): An Excursion to the Historic Gilmore City Quarries (download)

Lodgepole Fm.

Stratigraphy_Lodgepole_2_marked

Stratigraphy

Logan Canyon, Lodgepole Limestone Formation makes up the major cliff

Logan Canyon

Lodgepole Fossil Gallery

British Isles

Wright (1953): A monograph on the British Carboniferous Crinoidea, Vol. I-II

Ausich & Sevastopulo (2001): The Lower Carboniferous Crinoids from Hook Head, Ireland

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