Late Severodvinian subage - Vyatkian subage

International Chronostratigraphic TimescalePermo-Triassic Subages of Eastern EuropePermian of the Russian Platform
PermianLopingianChanghsingian251.902
WuchiapingianLate Vyatkian/Early Vyatkian254.14
TatarianVyatkian256.8 *
GuadalupianCapitanianLate Severodvinian/Early SeverodvinianSeverodvinian259.51
WordianLate Urzhumian/Early UrzhumianUrzhumian264.28
RoadianLate Kazanian/Early KazanianKazanianPovolzhian266.9
Sokian271.6 *
CisuralianKungurianKungurianIrenian/Ufimian274.4
Filipovian277.3 *
Saraninian280.4 *
ArtinskianArtinskianSarginian283.3
Irginian285.8 *
Burtsevian287.7 *
SakmarianSakmarianSterlitamakian290.1
Tastubian291.7 *
AsselianAsselianShikhanian293.52
Uskalykian294.8
Surenian297.5
298.9