Allens Creek, float, 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

• outcrop-level geographic resolution

When: Edwardsville Formation, Chadian (345.3 - 345.0 Ma)

• group of beds-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.

Preservation: trace

Collection methods: 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 Unpublished Doctoral Dissertation, Indiana University 1-433 [A. Miller/A. Webber/A. Clement]more details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 2455: 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 347.
unclassified
  -
Trilobita
  -
Trilobita indet. Walch 1771 trilobite
Strophomenata
 Orthotetida - Orthotetidae
Rhynchonellata
 Athyridida - Athyrididae
 Spiriferida - Imbrexiidae
 Spiriferida - Spiriferidae
Spirifer ? floydensis
originally entered as "Spirifer floydensis?"
 Spiriferida - Brachythyrididae
Brachythyris sp. M'Coy 1844
 Rhynchonellida - Rhynchoporidae
Gastropoda
 Euomphalina - Platyceratidae
"Platyceras (Platyceras) equilateralis" = Palaeocapulus equilateralis
"Platyceras (Platyceras) equilateralis" = Palaeocapulus equilateralis Hall 1859 snail
originally entered as "Platyceras (Platyceras) equilateralis"
Stenolaemata
 Fenestrida - Fenestellidae
Fenestella sp. Lonsdale 1839
 Fenestrata -
 Cystoporida - Fistuliporidae
Cheilotrypa sp. Ulrich 1884
"sp. B" - originally entered as "Cheilotrypa sp. B"
 Cystoporata -
unclassified
  -
Chordata indet. Haeckel 1847
Chondrichthyes
 Petalodontiformes - Petalodontidae
Chomatodus sp. Agassiz 1838 chimaera
Asteroidea
  - Neopalaeasteridae
Neopalaeaster ? crawfordsvillensis Miller 1880 sea star
originally entered as "Neopalaeaster crawfordsvillensis?"
Blastoidea
 Spiraculata -
Granatocrinus ? granulosus
originally entered as "Grantocrinus granulosus?"
Crinoidea
 Calceocrinida - Calceocrinidae
 Disparida -
 Disparida - Synbathocrinidae
 Cladida -
 Taxocrinida -
Onychocrinus sp. Lyon and Cassidy 1860 Sea lily
"sp. A" - originally entered as "Onychocrinus sp. A"
 Sagenocrinida -
 Cladida - Botryocrinidae
 Cyathocrinida - Cyathocrinitidae
 Dendrocrinida - Scytalocrinidae
Hypselocrinus sp. Kirk 1942 Sea lily
"sp. B" - originally entered as "Hypselocrinus sp. B"
 Cladida -
? Springericrinus ? doris Sea lily
originally entered as "Springericrinus? doris?"
 Monobathrida -
 Monobathrida - Actinocrinitidae
 Monobathrida -
Amphoracrinus sp. Austin 1848 Sea lily
 Monobathrida - Platycrinitidae
 Monobathrida -
Eretmocrinus ? cassedayanus Sea lily
originally entered as "Eretmocrinus cassedayanus?"
unclassified
  -
"Metazoa indet." = Animalia, "Metazoa indet." = Animalia, Porifera indet.
"Metazoa indet." = Animalia Linnaeus 1758
"indet. C" - originally entered as "trace fossil indet. C"
"Metazoa indet." = Animalia Linnaeus 1758
"indet. E" - originally entered as "trace fossil indet. E"
Porifera indet. Grant 1836
"indet. spicules" - originally entered as "Porifera indet. spicules"
Demospongea
 Spirosclerophorida - Haplistiidae
Haplistion armstrongi Young and Young 1877 demosponge
Hexactinellida
 Reticulosa - Dictyospongiidae
? Dictyospongia sp. Hall and Clarke 1899 glass sponge
originally entered as "Dictyospongia? sp."
Anthozoa
 Auloporida - Pyrgiidae
Cladochonus beecheri Grabau 1899 tabulate coral
 Stauriida - Antiphyllidae
Rotiphyllum sp. Hudson 1942 horn coral
 Stauriida - Hapsiphyllidae
Amplexizaphrentis sp. Vaughan 1906 horn coral
"sp. A" - originally entered as "Amplexizaphrentis sp. A"
 Stauriida - Cyathaxoniidae
 Stauriida - Amplexidae
Amplexus sp. Sowerby 1814 horn coral