List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Pectinida
- Limipectinidae
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Acanthopecten procarboniferous
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2 specimens | ||||||
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Bivalvia
- Pectinida
- Pterinopectinidae
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Pseudaviculopecten indianensis
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1 specimen | ||||||
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Bivalvia
- Pectinida
- Aviculopectinidae
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Aviculopecten spinuliferus
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1 specimen | ||||||
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Strophomenata
- Orthotetida
- Orthotetidae
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Orthotetes keokuk
(Hall 1858)
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4 specimens | ||||||
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Strophomenata
- Productida
- Productellidae
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Marginirugus magnus
(Meek and Worthen 1861)
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1 specimen | ||||||
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? Avonia sp.
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1 specimen | ||||||
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Protoniella aff. parva
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3 specimens | ||||||
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Strophomenata
- Productida
- Productidae
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Marginatia crawfordsvillensis
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2 specimens | ||||||
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Strophomenata
- Productida
- Echinoconchidae
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Echinoconchus alternatus
(Norwood and Pratten 1855)
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2 specimens | ||||||
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Rhynchonellata
- Rhynchonellida
- Rhynchoporidae
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Rhynchopora beecheri
George 1904
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1 specimen | ||||||
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Rhynchonellata
- Terebratulida
- Dielasmatidae
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Dielasma crawfordsvillensis
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5 specimens | ||||||
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Trilobita
- Proetida
- Phillipsiidae
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Griffithides bufo
(Meek and Worthen 1870)
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| recombined as Hesslerides bufo | |||||||
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Crinoidea
- Monobathrida
- Batocrinidae
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Dizygocrinus indianaensis
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1 specimen | ||||||
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Crinoidea
- Monobathrida
- Platycrinitidae
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Platycrinites hemisphericus
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2 specimens | ||||||
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Crinoidea
- Diplobathrida
- Rhodocrinitidae
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Gilbertsocrinus tuberosus
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1 specimen | ||||||
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Crinoidea
- Botryocrinidae
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Barycrinus hoveyi
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2 specimens | ||||||
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Crinoidea
- Dendrocrinida
- Scytalocrinidae
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Scytalocrinus robustus
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7 specimens | ||||||
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Crinoidea
- Dendrocrinida
- Pachylocrinidae
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Pachylocrinus aequalis
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2 specimens | ||||||
| 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: | Upper Quarry | Local bed: | 9 | ||
| 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: | delta front | Tectonic setting: | cratonic basin |
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:does not include bryozoans | |
Metadata
| Database number: | 8114 | ||
| Authorizer: | J. Alroy | Enterer: | M. Sommers |
| Modifier: | J. Alroy | Research group: | marine invertebrate |
| Created: | 2000-06-20 16:37:46 | 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] |