Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Orca Group  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Paleogene | |
| ....Orca Group | |
| RT | Paleocene |
| Eocene | |
| Alaska | |
| SN | S central Alaska. Indexed with ages as applicable. Added to Thesaurus in 1989. |