Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
San Gregorio Formation  | |
|---|---|
| RT | Oligocene |
| Pliocene | |
| Miocene | |
| Lower Permian | |
| Mexico | |
| Brazil | |
| California | |
| Parana Basin | |
| Baja California Sur Mexico | |
| Upper Carboniferous | |
| Uruguay | |
| Purisima Formation | |
| SN | Member of Purisima Formation, S California and Baja California Sur Mexico. ?Pliocene or Oligocene-Miocene. Also occurs in ?Lower Permian or ?Upper Carboniferous of the Parana Basin, Uruguay and Brazil. Indexed with age as applicable. Added to Thesaurus in |