Waucoban age
538.8 - 509 Ma
The definition of this interval in the timescale Cambrian of North America is taken from the following source:
- W. B. Harland, R. L. Armstrong, A. V. Cox, L. E. Craig, A. G. Smith and D. G. Smith. 1990. A Geologic Time Scale 1989. view
There are intervals in 7 timescales which overlap this one. show
This interval is no longer in current use
This interval is used in the definition of 22 collections
A total of 3062 collections with 20917 occurrences lie within this time span
International Chronostratigraphic Timescale | Cambrian of North America | Cambrian of China | |||||
---|---|---|---|---|---|---|---|
Cambrian | Furongian | Stage 10 | Franconian †/Dresbachian/Millardan | Niuchehean | Taoyuanian † | 485.4 | |
Sunwaptan | 487.5 | ||||||
Jiangshanian | Jiangshanian | 489.5 | |||||
Steptoean | 493 * | ||||||
Paibian | Paibian | 494 | |||||
Waergangian †/Youshuanian | 494.9 * | ||||||
Miaolingian | Guzhangian | Marjumian | Albertian † | Guzhangian | Wangcunian † | 497 | |
Drumian | Drumian | 500.5 | |||||
Wuliuan | Topazan | Wuliuan/Taijangian | 504.5 | ||||
Delamaran | 506.5 | ||||||
Series 2 | Stage 4 | Waucoban † | Duyunian | 509 | |||
Dyeran | 511 * | ||||||
Stage 3 | Nangaoian | 514 | |||||
Montezuman | 514.8 * | ||||||
Begadean | 519.9 * | ||||||
Terreneuvian | Stage 2 | Meishucunian | 521 | ||||
Fortunian | 529 | ||||||
Jinnigian | 530.7 | ||||||
538.8 |