At Silur as en eerdtidjääler tesken 443,7 an 416 miljuun juaren för üüs tidj. At Silur as det traadäälst süsteem uun't Paleozoikum. Diarföör lai det Ordovizium, an diarefter fulagt det Devon.
 Tekst üüb Öömrang |
| < Ordovizium | S i l u r | Devon > föör 443,7–416 miljuun juaren | ||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| O2-uundial uun a atmosfeere (uun't madel) |
ca. 14 Vol.-% (70 % uun ferglik tu daalang) | |||||||||||||||||||||||||||||||||
| CO2-uundial uun a atmosfeere (uun't madel) |
ca. 4500 ppm (12-sis so föl üs daalang) | |||||||||||||||||||||||||||||||||
| Tempratuur üüb a grünj (uun't madel) |
ca. 17 °C (3 °C muar üs daalang) | |||||||||||||||||||||||||||||||||
| ||||||||||||||||||||||||||||||||||
- Süsteem: Silur (443,7–416 mya)
- Seerie: Pridolium (418,7–416 mya) (nian kirwer)
- Seerie: Ludlow (422,9–418,7 mya)
- Kirew: Ludfordium (421,3–418,7 mya)
- Kirew: Gorstium (422,9–421,3 mya)
- Seerie: Wenlock (428,2–422,9 mya)
- Kirew: Homerium (426,2–422,9 mya)
- Kirew: Sheinwoodium (428,2–426,2 mya)
- Seerie: Llandovery (443,7–428,2 mya)
- Kirew: Telychium (436–428,2 mya)
- Kirew: Aeronium (439–436 mya)
- Kirew: Rhuddanium (443,7–439 mya)
Uun't Silur haa a kontinenten jo fiks feranert:
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