USGS 15933, Sulphur Springs Hollow: Arnsbergian, Arkansas
collected by M. Gordon, R.A. Lewandowski 1955
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda
- Bactritida
- Bactritidae
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Bactrites smithianus
Girty 1909
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Cephalopoda
- Goniatitida
- Anthracoceratidae
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Anthracoceras paucilobum
(Phillips 1836)
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original and current combination Goniatites paucilobus | ||||||||||
Cephalopoda
- Goniatitida
- Glaphyritidae
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Cravenoceras miseri n. sp.
Gordon 1964
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recombined as Stenoglaphyrites miseri | ||||||||||
(1 measurement) | ||||||||||
Cephalopoda
- Nautilida
- Liroceratidae
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Liroceras bicostatum
Gordon 1964
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recombined as Bistrialites bicostatus | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Arkansas |
Coordinates: | 35.8° North, 92.8° West (view map) | ||
Paleocoordinates: | 10.8° South, 32.6° West | ||
Basis of coordinate: | based on nearby landmark | ||
Geographic resolution: | outcrop |
Time
Period: | Carboniferous | Epoch: | Mississippian |
Stage: | Serpukhovian | 10 m.y. bin: | Carboniferous 3 |
Key time interval: | Arnsbergian | Ammonoid zone: | Eumorphoceras bisulcatum |
Age range of interval: | 327.40000 - 324.00000 m.y. ago |
Stratigraphy
Formation: | Imo | ||||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: A 34-in. shale bed just below fossiliferous limestone. Top of shale is 32.2 ft stratigraphically below base of bed of 15932. Imo formation, 65.1-67.9 ft above base. |
Lithology and environment
Primary lithology: | lithified "shale" |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Reason for describing collection: | taxonomic analysis | ||
Museum repositories: | USNM | ||
Collectors: | M. Gordon, R.A. Lewandowski | Collection dates: | 1955 |
Metadata
Database number: | 157987 | ||
Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
Created: | 2014-07-13 11:01:21 | Last modified: | 2014-07-13 11:01:21 |
Access level: | the public | Released: | 2014-07-13 11:01:21 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
11419. | M. Gordon. 1964. Carboniferous Cephalopods of Arkansas. United States Geological Survey Professional Paper 460:1-322 [J. Alroy/C. Simpson/M. Clapham] |