Stratigraphic time
<< Stratigraphic table| This age is part of | |
|---|---|
| Phanerozoic | 542 - recent |
| Paleozoic | 542 - 251 |
| This age is subdivided to | |
|---|---|
| Upper Silurian | 422.9 - 416 |
| Lower Silurian | 443.7 - 422.9 |
| Number of records | ||
|---|---|---|
 | Taxa | 56 |
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| This age is part of | |
|---|---|
| Phanerozoic | 542 - recent |
| Paleozoic | 542 - 251 |
| This age is subdivided to | |
|---|---|
| Upper Silurian | 422.9 - 416 |
| Lower Silurian | 443.7 - 422.9 |
| Number of records | ||
|---|---|---|
| Taxa | 56 |