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古生代

Mandarin · pinyin Gǔ shēng dài

Paleozoic, geological era 545-250m years ago, covering Cambrian 寒武紀, Ordovician 奧陶紀, Silurian 志留紀, Devonian 泥盆紀, Carboniferous 石炭紀, Permian 二疊紀

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Characters in this entry

古: gǔ · old, classic, ancient
生: shēng · life, living, lifetime; birth
代: dài · replace, replacement (of person or generation); era, generation

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Mandarin tones

3–1–4 · Gu3 sheng1 dai4

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name

(geology) the Paleozoic era (part of the Phanerozoic eon, spanning from 541 to 252.17 million years ago)

Source page · dump 2026-09-02 · Contributors & history

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