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Aymamón Limestone

Coordinates: 18°30′N 67°00′W / 18.5°N 67.0°W / 18.5; -67.0
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Aymamón Limestone
Stratigraphic range: Mid-to-Late Miocene
~16.0–5.3 Ma
TypeFormation
Lithology
PrimaryLimestone
OtherChalk
Location
Coordinates18°30′N 67°00′W / 18.5°N 67.0°W / 18.5; -67.0
Approximate paleocoordinates18°24′N 66°00′W / 18.4°N 66.0°W / 18.4; -66.0
RegionCaribbean
CountryPuerto Rico
Aymamón Limestone is located in Puerto Rico
Aymamón Limestone
Aymamón Limestone (Puerto Rico)

The Aymamón Limestone is a geologic formation in Puerto Rico. It preserves fossils dating back to the Middle to Late Miocene period.[1]

Fossil content

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Various fossils have been found in the Aymamón Limestone:[2]

Sharks

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Bivalves

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Gastropods

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Corals

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See also

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References

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Further reading

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  • E. N. Edinger and M. J. Risk. 1994. Oligocene-Miocene extinction and geographic restriction od Caribbean corals: Roles of turbidity, temperature, 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