Read Edit View history 二叠纪 èrdiéjì Permian Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 二叠纪/ 二疊紀 èrdiéjì Permian The Permian period, the last geological period of the Paleozoic era; it occurred approximately 299 to 251 million years ago. Edit Delete References Add reference see 二叠系/二疊系 → 二叠纪/二疊紀 Edit Delete variant 二迭纪/二迭紀 → 二叠纪/二疊紀 Edit Delete
二叠纪/ 二疊紀 èrdiéjì Permian The Permian period, the last geological period of the Paleozoic era; it occurred approximately 299 to 251 million years ago. Edit Delete