RNames - Scheme: Periods (ICS, 2020) (8)
Binning results
| Structured Name | Oldest | Youngest |
|---|---|---|
| Zuluzum | Neogene | Neogene |
| Zuramakent horizon | Paleogene | Paleogene |
| Zurmutinskaya Series | Triassic | Triassic |
| Zushi | Neogene | Neogene |
| Zvenigorod suite | Silurian | Silurian |
| Zvenkskaya | Permian | Permian |
| Zverinskaya Suite | Permian | Permian |
| Zweikofel | Permian | Permian |
| Zwetau | Cambrian | Cambrian |
| Zwethau | Cambrian | Cambrian |
| Zwickau | Carboniferous | Carboniferous |
| Zygar | Permian | Permian |
| Zymoetz | Devonian | Triassic |
| Ølst | Paleogene | Paleogene |
| Ørsted Dal | Triassic | Triassic |