List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
- Euomphalina
- Platyceratidae
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Platyceras (Platyceras) sp.
Conrad 1840
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sgn. (Platyceras) | ||||||||||
Rhynchonellata
- Spiriferida
- Brachythyrididae
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Brachythyris sp.
M'Coy 1844
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Strophomenata
- Strophomenida
- Rugosochonetidae
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Rugosochonetes sp.
Sokolskaja 1950
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Crinoidea
- Taxocrinida
- Taxocrinidae
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Taxocrinus sp.
Phillips 1843
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Crinoidea
- Cyathocrinida
- Cyathocrinitidae
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Cyathocrinites sp.
Miller 1821
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Crinoidea
- Poteriocrinina
- Poteriocrinitidae
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Springericrinus sp.
Jaekel 1918
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Crinoidea
- Synbathocrinidae
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Synbathocrinus sp.
Phillips 1836
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Crinoidea
- Diplobathrida
- Rhodocrinitidae
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Gilbertsocrinus sp.
Phillips 1836
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Crinoidea
- Monobathrida
- Batocrinidae
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Eretmocrinus sp.
Lyon and Casseday 1859
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Crinoidea
- Monobathrida
- Dichocrinidae
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Dichocrinus sp.
Munster 1839
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Paradichocrinus sp.
Springer 1926
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Crinoidea
- Monobathrida
- Platycrinitidae
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Platycrinites sp.
Miller 1821
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Anthozoa
- Auloporida
- Pyrgiidae
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Cladochonus sp.
M'Coy 1847
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Rhodophyceae
- Aoujgaliaceae
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Stacheia cicatrix
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Psammosphaeridae
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Thuramminoides sphaeroidalis
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Hyperamminidae
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Hyperammina rockfordensis
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Saccamminidae
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Thurammina arenicorna
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Tubothalamea
- Miliolida
- Cornuspiridae
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Trepeilopsis recurvidens
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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: | Edwardsville | ||
Local section: | Lower Quarry | Local bed: | L | ||
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 "limestone" | ||
Secondary lithology: | siltstone | ||
Lithology description: thin lenses of crinoidal limestone and siltstone... fossiliferous silstones. | |||
Environment: | delta front | 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: | 8080 | ||
Authorizer: | J. Alroy | Enterer: | M. Sommers |
Modifier: | J. Alroy | Research group: | marine invertebrate |
Created: | 2000-06-15 18:07:07 | 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] |