A. Map of South Sulawesi-Indonesia. B. Map showing the location of the study area, Karama A section (from Bakosurtal 1991). C. Outcrop of the Tonasa Formation composed of interbedded between limestone and marl.

 
 
  Part of: Farida M, Jaya A, Ahmad A, Nugraha J (2024) The Eocene to Oligocene boundary and paleoclimatic indications based on calcareous nannofossils of Tonasa Formation, South Sulawesi, Indonesia. Fossil Record 27(1): 221-231. https://doi.org/10.3897/fr.27.96985