Crawfordsville, Upper Quarry, Bed 24: Chadian - Arundian, Indiana

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Tubelelloides longus
Ophiuroidea - Ophiurida - Aganasteridae
Aganaster gregarius (Meek and Worthen 1869)
6 specimens
Trilobita - Proetida - Phillipsiidae
Griffithides bufo (Meek and Worthen 1870)
recombined as Hesslerides bufo
Rhynchonellata - Terebratulida - Dielasmatidae
Dielasma crawfordsvillensis
4 specimens
Strophomenata - Strophomenida - Rugosochonetidae
Rugosochonetes planumbona
1 specimen
Strophomenata - Productida - Productidae
Setigerites setiger
2 specimens
Marginatia crawfordsvillensis
2 specimens
Strophomenata - Productida - Monticuliferidae
Ovatia sp.
2 specimens
Anthozoa - Auloporida - Pyrgiidae
Cladochonus sp. M'Coy 1847
Hexactinellida - Reticulosa - Dictyospongiidae
Lebedictya crinita
1 specimen
see common names

Geography
Country:United States State/province:Indiana County:Montgomery
Coordinates: 40.0° North, 86.9° West (view map)
Paleocoordinates:17.2° South, 32.6° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Carboniferous Epoch:Mississippian
Stage:Visean 10 m.y. bin:Carboniferous 2
*Period:Early/Lower Carboniferous
*International age/stage:Ivorian - Chadian *Local age/stage:Late/Upper Osagean
Key time interval:Chadian - Arundian
Age range of interval:346.70000 - 340.20000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Muldraugh Member:Edwardsille
Local section:Upper Quarry Local bed:24
Local order:top to bottom
Stratigraphic resolution:bed
Stratigraphy comments: JA: the late Osagean is Chadian and Arundian according to Heckel and Clayton 2006
Lithology and environment
Primary lithology:shelly/skeletal lithified siltstone
Lithology description: fossiliferous siltstone
Environment:prodelta Tectonic setting:cratonic basin
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection excludes:difficult macrofossils
Collection methods:bulk,chemical,mechanical,sieve,field collection
Reason for describing collection:paleoecologic analysis
Taxonomic list comments:does not include bryozoans
Metadata
Database number:8133
Authorizer:J. Alroy Enterer:M. Sommers
Modifier:J. Alroy Research group:marine invertebrate
Created:2000-06-22 14:59:44 Last modified:2007-06-07 23:20:10
Access level:the public Released:2000-11-20 13:53:36
Creative Commons license:CC BY
Reference information

Primary reference:

540. N. G. Lane, J. L. Matthews, E. G. Driscoll and E. L. Yochelson. 1973. Paleontology and paleoecology of the Crawfordsville fossil site (Upper Osagian: Indiana). University of California Publications in Geological Sciences 99:1-141 [J. Alroy/M. Sommers/M. Uhen]