Allens Creek, IU 15115, Edwardsville Fm., Monroe Co., IN: Chadian, Indiana

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Anthozoa - Auloporida - Pyrgiidae
Cladochonus beecheri (Grabau 1899)
0.0466 %-volume
Demospongiae
Belemnospongia sp. Ulrich 1889
0.0466 %-volume
Crinoidea
Crinoidea indet. Miller 1821
97.5314 %-volume
Crinoidea - Calceocrinida - Calceocrinidae
21.4354 %-volume
Crinoidea - Synbathocrinidae
4.2871 %-volume
Crinoidea - Botryocrinidae
12.8612 %-volume
Crinoidea - Cyathocrinida - Cyathocrinitidae
4.2871 %-volume
Crinoidea - Monobathrida - Coelocrinidae
8.5742 %-volume
8.5742 %-volume
Crinoidea - Monobathrida - Actinocrinitidae
17.1483 %-volume
Crinoidea - Monobathrida - Batocrinidae
Alloprosallocrinus conicus Casseday and Lyon 1862
4.2871 %-volume
Eretmocrinus magnificus Lyon and Casseday 1859
8.5742 %-volume
Crinoidea - Monobathrida - Platycrinitidae
Platycrinites sp. Miller 1821
8.5742 %-volume
unclassified
Brachiopoda indet. Cuvier 1805
0.0466 %-volume
Rhynchonellata - Spiriferida - Imbrexiidae
0.9781 %-volume
Stenolaemata - Cystoporida - Cystodictyonidae
0.1397 %-volume
Gastropoda - Euomphalina - Platyceratidae
0.1863 %-volume
see common names

Geography
Country:United States State/province:Indiana County:Monroe
Coordinates: 39.0° North, 86.5° West (view map)
Paleocoordinates:31.1° South, 50.7° West (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period: Carboniferous Epoch: Mississippian
Stage: Visean 10 m.y. bin: Carboniferous 2
*Epoch:Visean
*International age/stage:Chadian *Local age/stage:Keokuk
Key time interval: Chadian
Age range of interval: 346.7 - 339.9 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Edwardsville
Local section:IU 15115
Stratigraphic resolution:bed
Stratigraphy comments: Lower Mississippian; equivalent to the Keokuk Limestone North American type section.
Lithology and environment
Primary lithology:dunes,grading lithified grainstone
Secondary lithology: sandstone
Environment:reef, buildup or bioherm Tectonic setting:cratonic basin
Geology comments: This is a carbonate bank located on a subaqueous delta platform. Siltstone surrounds the bank and can be found interspersed within the bank itself.
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection methods:bulk,chemical,mechanical,sieve,field collection
Reason for describing collection:paleoecologic analysis
Taxonomic list comments: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.
Metadata
Also known as:Skeletal carbonate bank facies; monobathrid-disparid community
Database number:2445
Authorizer:A. Miller Enterer:A. Webber
Modifier:C. Ferguson Research group:marine invertebrate
Created:1999-07-05 08:32:01 Last modified:2025-02-22 15:12:02
Access level:the public Released:2000-11-20 13:53:17
Creative Commons license:CC0
Reference information

Primary reference:
55. 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]