泥盆紀 [－－纪]

Jyutping nai4 pun4 gei2
Pinyin ní pén jì

Definitions (CC-CEDICT)
  1. Devonian (geological period 417-354m years ago)
Definitions (Wiktionary)
  1. name
    the Devonian period (part of the Paleozoic era, spanning from 419.2 to 358.9 million years ago)