Permian Time Slices
Permian 1
Permian 1: early Sakmarian (about 299-290 million years)
Permian 2: late Sakmarian (about 290-284 million years)
Permian 3: Artinskian (about 284-276 million years)
Permian 4: Kungurian through Wordian (about 276-266 million years)
Permian 5: early Capitanian (about 266-264 million years)
Permian 6: middle and late Capitanian (about 264-257 million years)
Permian 7: Lopingian Epoch (Wuchiapingian and Changhsingian) (about 257-251 million years)