Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
lower Maestrichtian  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Mesozoic | |
| ...Cretaceous | |
| ....Upper Cretaceous | |
| .....Senonian | |
| ......Maestrichtian | |
| .......lower Maestrichtian | |
| UF | lower Maastrichtian |