Allens Creek, IU 15115, Edwardsville Fm., Monroe Co., IN (Carboniferous of the United States)

Also known as Skeletal carbonate bank facies; monobathrid-disparid community

Where: Monroe County, Indiana (39.0° N, 86.5° W: paleocoordinates 18.8° S, 32.9° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Edwardsville Formation, Chadian (346.7 - 340.0 Ma)

• Lower Mississippian; equivalent to the Keokuk Limestone North American type section.

• bed-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified grainstone and sandstone

• This is a carbonate bank located on a subaqueous delta platform. Siltstone surrounds the bank and can be found interspersed within the bank itself.

Collection methods: bulk, chemical, mechanical, sieve,

Primary reference: W. I. Ausich. 1978. Community Organization, Paleontology, and Sedimentology of the Lower Mississippian Borden Delta Platform (Edwardsville Formation, Southern Indiana). Unpublished Doctoral Dissertation, Indiana University 1-433 [A. Miller/A. Webber/A. Clement]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 2445: authorized by Arnold Miller, entered by Andrew Webber on 05.07.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

• The fauna from this locality are part of the carbonate bank community of Ausich, Kammer, and Lane, 1979. See reference #558. This has also been termed the monobathrid-disparid crinoid community by the author. Total numeric abundance is 53. Total biovolume abundance 2147.0000.
Anthozoa
 Auloporida - Pyrgiidae
Cladochonus beecheri Grabau 1899 tabulate coral
Demospongiae
 Tetractinomorpha -
Belemnospongia sp. Ulrich 1889 demosponge
Crinoidea
  -
Crinoidea indet. Miller 1821 Sea lily
 Cyathocrinida - Cyathocrinitidae
 Cladida - Botryocrinidae
 Disparida - Synbathocrinidae
 Calceocrinida - Calceocrinidae
 Monobathrida - Platycrinitidae
Platycrinites sp. Miller 1821 Sea lily
 Monobathrida - Batocrinidae
Eretmocrinus magnificus Lyon and Casseday 1859 Sea lily
Alloprosallocrinus conicus Casseday and Lyon 1862 Sea lily
 Monobathrida - Actinocrinitidae
 Monobathrida - Coelocrinidae
Gastropoda
 Euomphalina - Platyceratidae
Platyceras indet. Conrad 1840 snail
Brachiopoda
  -
Brachiopoda indet. Cuvier 1805
Rhynchonellata
 Spiriferida - Imbrexiidae
Stenolaemata
 Cystoporida - Cystodictyonidae