Carboniferous:
The Carboniferous is a geologic period and system that extends from the end of the Devonian Period, about 358.9 ± 0.4 million years ago, to the beginning of the Permian Period, about 298.9 ± 0.15 Ma.
en.wikipedia.org
石炭纪:
石炭纪是地球历史中的一个地质时代。
zh.wikipedia.org
This article uses material from the Wikipedia articles %@, which are released under the Creative Commons Attribution-Share-Alike License 3.0.
Carboniferous石炭纪