Sabana Grande Formation
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.
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.