After International Comission on Stratigraphy, 2004

Older timetable

Period

Epoch

Age

ended:

becan:

P
E
R
M
I
A
N

Lopingian
[Late Permian]

Changhsingian

 251.0 ± 0.4 Ma 253.8 ± 0.7 Ma

Wuchiapingian

 253.8 ± 0.7 Ma 260.4 ± 0.7 Ma

Guadalupian
[Middle Permian]

Capitanian

 260.4 ± 0.7 Ma 265.8 ± 0.7 Ma

Wordian

 265.8 ± 0.7 Ma 268.0 ± 0.7 Ma

Roadian

 268.0 ± 0.7 Ma 270.6 ± 0.7 Ma

Cisuralian
[Early Permian]

Kungurian

 270.6 ± 0.7 Ma 275.6 ± 0.7 Ma

Artinskian

 275.6 ± 0.7 Ma 284.4 ± 0.7 Ma

Sakmarian

 284.4 ± 0.7 Ma 294.6 ± 0.8 Ma

Asselian

 294.6 ± 0.8 Ma 299.0 ± 0.8 Ma

Reference(s):