- Source: San Lorenzo Formation, Bolivia
The San Lorenzo Formation is a Dapingian geologic formation of southern Bolivia. The dark gray, greenish, and black shale with thin intercalations of white-yellow quartzites were deposited in an open marine submarine fan environment.
Fossil content
The formation has provided the following fossils:
See also
List of fossiliferous stratigraphic units in Bolivia
References
Further reading
R. Suárez Soruco. 1976. El sistema ordovícico en Bolivia. Revista Tecnica YPF Bolivia 5(2):111-123