Bed 2,LACMIP Locality 17685, Gaillard Cut, Culebra Fm: Aquitanian, Panama
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Anthozoa
- Scleractinia
- Montastraeidae
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| listed as Montastraea | ||||||||||
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Anthozoa
- Scleractinia
- Acroporidae
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unclassified
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Thalassinoides sp.
Ehrenberg 1944
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| see common names | ||||||||||
Geography
| Country: | Panama |
| Coordinates: | 9.1° North, 79.7° West (view map) |
| Paleocoordinates: | |
| Basis of coordinate: | stated in text |
| Geographic resolution: | outcrop |
Time
| Period: | Neogene | Epoch: | Miocene |
| Stage: | Aquitanian | 10 m.y. bin: | Cenozoic 5 |
| Key time interval: | Aquitanian | ||
| Age range of interval: | 23.04 - 20.45 m.y. ago | ||
| Age estimate: | 20.5 Ma (Sr isotope) |
Stratigraphy
| Formation: | Culebra | Member: | Emperador Limestone | ||
| Local section: | Gaillard Cut | Local bed: | 9 m | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: The thickness for the formation is about 150 m at this point. meters indicate distance to border of Las Cascadas Formation; beds about 62 m thick. AGE: Early Miocene in text; direct date extrapolated from Cheetham et al. (1999), =Aquitanian. | |||||
Lithology and environment
| Primary lithology: | lithified carbonaceous mudstone | ||
| Secondary lithology: | lithified sandstone | ||
| Includes fossils? | Y | ||
| Includes fossils? | Y | ||
| Lithology description: thick sequence of carbonaceous mudstone with thin tabular interbeds of fossiliferous lithic wacke | |||
| Environment: | lagoonal/restricted shallow subtidal | Tectonic setting: | forearc basin |
| Geology comments: Tectonic setting: could also be an active rift basin | |||
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | bulk,field collection |
| Reason for describing collection: | paleoecologic analysis |
| Museum repositories: | LACM |
Metadata
| Also known as: | Reef 2776 | ||
| Database number: | 60255 | ||
| Authorizer: | W. Kiessling | Enterer: | T. Schossleitner |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2006-05-08 07:54:09 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2006-05-08 07:54:09 |
| Creative Commons license: | CC0 | ||
Reference information
Primary reference:
| 17338. | K. G. Johnson and M. X. Kirby. 2006. The Emperador Limestone rediscovered: early miocene corals from the Culebra Formation, Panama. Journal of Paleontology 80(2):283-293 [W. Kiessling/T. Schossleitner/P. Wagner] |