Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Ridge Route Formation  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Neogene | |
| ....Ridge Route Formation | |
| RT | California |
| lower Pliocene | |
| upper Miocene | |
| SN | Upper Miocene or lower Pliocene. S California. Indexed with ages as applicable. Added to Thesaurus in 1985. |