Botomian age - Lenian age
| International Chronostratigraphic Timescale | Cambrian of Siberia | |||||
|---|---|---|---|---|---|---|
| Cambrian | Furongian | Stage 10 | Batyrbaian | Tavgian † | Ketyan †/Yurakian | 486.85 |
| Jiangshanian | 491 | |||||
| Aksaian | 491.5 | |||||
| Sakian | 492.8 | |||||
| Paibian | 494.2 | |||||
| Ensyan †/Maduan/Nganasanian | 495 | |||||
| Miaolingian | Guzhangian | Ayusokkanian | 497 | |||
| Mayan/Menevian | 499.5 | |||||
| Drumian | 500.5 | |||||
| Wuliuan | Amgan/Solvan | 504.5 | ||||
| Series 2 | Stage 4 | 506.5 | ||||
| Toyonian | Lenian † | 508.2 * | ||||
| Botomian | 512.1 * | |||||
| Stage 3 | 514.5 | |||||
| Atdabanian | 516 | |||||
| Terreneuvian | Stage 2 | Tommotian | 521 | |||
| Nemakit-Daldynian | 525.5 | |||||
| Fortunian | Manykaian † | 529 | ||||
| 538.8 | ||||||