Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Gilbert Chron  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Neogene | |
| ....Pliocene | |
| .....lower Pliocene | |
| ......Gilbert Chron | |
| UF | Gilbert Epoch |
| Gilbert Reversed | |
| RT | paleomagnetism |
| upper Tertiary | |
| reversals | |
| SN | Geochronologic division based on magnetostratigraphic reversed polarity unit. Formerly designated the Gilbert Epoch. |