Aymamón Limestone
The Aymamón Limestone is a geologic formation in Puerto Rico. It preserves fossils dating back to the Middle to Late Miocene period.[1]
| Aymamón Limestone Stratigraphic range: Mid-to-Late Miocene ~16.0–5.3 Ma | |
|---|---|
| Type | Formation |
| Lithology | |
| Primary | Limestone |
| Other | Chalk |
| Location | |
| Coordinates | 18.5°N 67.0°W |
| Approximate paleocoordinates | 18.4°N 66.0°W |
| Region | Caribbean |
| Country | Puerto Rico |
  Aymamón Limestone (Puerto Rico) | |
Fossil content
Various fossils have been found in the Aymamón Limestone:[2]
Bivalves
- Acar domingensis
- Arca imbricata
- Mimachlamys canalis
Gastropods
Corals
- Agaricia sp.
- Favia sp.
- Goniopora sp.
- Meandrina (Placocyathus) sp.
- Montastrea sp.
- Porites sp.
- Siderastrea sp.
- Solenastrea sp.
- Stephanocoenia sp.
- Stylophora sp.
gollark: I can uninstall potatOS from them remotely if you give me some way to filter for them.
gollark: Maybe there's some sort of network-exploitable issue in your turtles.
gollark: Bricked?
gollark: kepler also has brains.
gollark: Maybe it was someone trusted, or someone who plugged into some network cable somewhere.
See also
- List of fossiliferous stratigraphic units in Puerto Rico
References
- Aymamón Limestone at Fossilworks.org
- Rio Guajataca Section at Fossilworks.org
- Isabela Municipal Landfill at Fossilworks.org
Further reading
- E. N. Edinger and M. J. Risk. 1994. Oligocene-Miocene extinction and geographic restriction od Caribbean corals: Roles of turbidity, termperature, and nutrients. Palaios 9:576-598
- A. M. Nieves Rivera, A. C. Ruiz Yantin, and M. D. Gottfried. 2003. New Record of the Lamnid Shark Carcharodon megalodon from the Middle Miocene of Puerto Rico. Caribbean Journal of Science 39(2):223-227
- H. E. Vokes and E. H. Vokes. 1968. Variation in the genus Orthaulax (Mollusca: Gastropoda). Tulane Studies in Geology and Paleontology 6(2):71-84
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