USGS Loc. 13454, Unit B, Hughes Creek Shale member, Foraker LS formation (Carboniferous of the United States)

Where: Pottawatomie County, Kansas (39.4° N, 96.4° W: paleocoordinates 1.3° S, 27.9° W)

• outcrop-level geographic resolution

When: Hughes Creek Shale Member (Foraker Limestone Formation), Noginian (301.2 - 300.2 Ma)

• The authors placed the Hughes Creek Shale in the Permian, but more recent data indicates that it is late Carboniferous. The Noginskian Stage is recognized as equivalent to the Virgilian Stage.

• bed-level stratigraphic resolution

Environment/lithology: marine; gray, argillaceous limestone

• Limestone, medium-hard, somewhat argillaceous, tan-gray, massive, weathers blocky; some carbon specks

Reposited in the USGS

Primary reference: M. R. Mudge, E. L. Yochelson, R. C. Douglas, H. Duncan, H. L. Strimple, M. Gordon, Jr., and D. H. Dunkle. 1962. Stratigraphy and Paleontology of the Uppermost Pennsylvanian and Lowermost Permian Rocks in Kansas. United States Geological Survey Professional Paper 323:1-213 [A. Miller/C. Ferguson/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 11866: authorized by Arnold Miller, entered by Chad Ferguson on 17.09.2001

Creative Commons license: CC BY (attribution)

Taxonomic list

Fusulinina
 Fusulinoidea - Fusulinidae
Fusulinidae indet. Moeller 1878
Fragments and individuals in limestone
Rhynchonellata
 Spiriferida - Ambocoeliidae
Crurithyris sp. George 1931
Chondrichthyes
 Ctenacanthiformes - Ctenacanthidae
Cladodus sp. Agassiz 1843 elasmobranch