Point Sublime, Grand Canyon north rim: Kungurian, Arizona
collected by Kenneth Allen
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Chondrichthyes
- Petalodontiformes
- Pristodontidae
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Megactenopetalus kaibabanus n. gen., n. sp.
David 1944
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see common names |
Geography
Country: | United States | State/province: | Arizona |
Coordinates: | 36.2° North, 112.3° West (view map) | ||
Paleocoordinates: | 10.1° North, 36.4° West | ||
Basis of coordinate: | based on nearby landmark | ||
Geographic resolution: | small collection |
Time
Period: | Permian | Epoch: | Cisuralian |
Stage: | Kungurian | 10 m.y. bin: | Permian 2 |
Key time interval: | Kungurian | ||
Age range of interval: | 279.30000 - 272.30000 m.y. ago |
Stratigraphy
Formation: | Kaibab | Member: | Fossil Mountain | ||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: Near top of "beta" member |
Lithology and environment
Primary lithology: | lithified "limestone" |
Environment: | shallow subtidal indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Reason for describing collection: | taxonomic analysis |
Collectors: | Kenneth Allen |
Metadata
Database number: | 90277 | ||
Authorizer: | M. Clapham | Enterer: | M. Clapham |
Modifier: | M. Clapham | Research group: | vertebrate |
Created: | 2009-07-15 12:58:20 | Last modified: | 2013-11-25 13:02:06 |
Access level: | the public | Released: | 2009-07-15 12:58:20 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
18318. | L. R. David. 1944. A Permian shark from the Grand Canyon. Journal of Paleontology 18(1):90-93 [C. Bell/C. Bell] |