The Aguada Limestone also known as the Aguada formation
is a
geologic formation in
San Juan, Puerto Rico. It preserves
fossils
A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved in ...
dating back to the
Neogene
The Neogene ( ), informally Upper Tertiary or Late Tertiary, is a geologic period and system that spans 20.45 million years from the end of the Paleogene Period million years ago ( Mya) to the beginning of the present Quaternary Period Mya. ...
period.
See also
*
List of fossiliferous stratigraphic units in Puerto Rico
The Paleobiology Database lists no known fossiliferous stratigraphic units in Dominica, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines. The database also records no fossiliferous stratigraphic units within several regions of t ...
References
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Limestone formations
Neogene Puerto Rico
Geologic formations of Puerto Rico
Geologic formations of the Caribbean
Limestone formations of the United States
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