Sabana Grande Formation

Sabana Grande Formation
Stratigraphic range: Late Campanian
Type	Formation
Lithology
Primary	Conglomerate
Other	Limestone
Location
Coordinates	18°06′N 67°06′W / 18.1°N 67.1°W / 18.1; -67.1
Approximate paleocoordinates	15°48′N 58°24′W / 15.8°N 58.4°W / 15.8; -58.4
Region	Caribbean
Country	Puerto Rico
Sabana Grande Formation (Puerto Rico)

The Sabana Grande Formation is a geologic formation in western Puerto Rico. The conglomerates and limestones of the formation preserve gastropod fossils of Trochactaeon woodsi dating back to the Late Campanian period.

See also

• List of fossiliferous stratigraphic units in Puerto Rico

References

Further reading

• N. F. Sohl and H. A. Kollmann. 1985. Cretaceous Actaeonellid Gastropods from the Western Hemisphere. United States Geological Survey Professional Paper 1304:1-104