Peru, Atchison shale: Kasimovian, Nebraska
collected by Professor Barbour
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Chondrichthyes
- Petalodontiformes
- Petalodontidae
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Chomatodus arcuatus
St. John 1870
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recombined as Petalodus arcuatus | |||||||
Chondrichthyes
- Petalodontiformes
- Janassidae
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Fissodus inaequalis
(Stjohn and Worthen 1875)
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see common names |
Geography
Country: | United States | State/province: | Nebraska |
Coordinates: | 39.1° North, 95.7° West (view map) | ||
Paleocoordinates: | 2.2° South, 28.1° West |
Time
Period: | Carboniferous | Epoch: | Late/Upper Pennsylvanian |
Stage: | Kasimovian | 10 m.y. bin: | Carboniferous 5 |
Key time interval: | Kasimovian | ||
Age range of interval: | 307.00000 - 303.70000 m.y. ago |
Stratigraphy
Stratigraphy comments: Atchison shale |
Lithology and environment
Primary lithology: | "shale" |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Reason for describing collection: | taxonomic analysis |
Collectors: | Professor Barbour |
Metadata
Database number: | 132974 | ||
Authorizer: | M. Clapham | Enterer: | P. Vazquez | Research group: | vertebrate |
Created: | 2012-08-30 09:59:30 | Last modified: | 2013-11-25 13:02:06 |
Access level: | the public | Released: | 2012-08-30 09:59:30 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
42819. | C. R. Eastman. 1903. Carboniferous fishes from the central western States. Bulletin of the Museum of Comparative Zoology 39:163-226 [M. Clapham/P. Vazquez/M. Clapham] |