泥盆纪时许多地区升起，露出海面成为陆地，古地理面貌与早古生代相比有很大的变化。在泥盆纪里蕨类植物繁盛，昆虫和两栖类兴起。脊椎动物进入飞跃发展时期，鱼形动物数量和种类增多，现代鱼类——硬骨鱼开始发展。泥盆纪常被称为“鱼类时代”。
中泥盆世 [地质] Middle Devonian
早泥盆世 [地质] Lower Devonian
晚泥盆世 [地质] Late Devonian Epoch ; neodevonian
新泥盆世 Neodevonian
中晚泥盆世 middle-late devonian ; middle and upper devonian
晚泥盆世沉积 late Devonian deposition
中泥盆世晚期 late Middle Devonian
晚泥盆世-中侏罗世 Late Devonian-Middle Jurassic
华南晚泥盆世假弱楔叶 Sphenophyllum pseudotenerrimum Sze
故本区早泥盆世晚期腕足动物地理区应属老世界域的中国北方区。
Thus, this area shOuld belong to North China Region(otprovince )of the Old World Realm in respoct to reginalism of brachiopod zoogeography during lateEaly Devonian time.
时代属于中泥盆世早期，大体相当于艾菲尔阶-吉维特阶，应归属为大民山组。
The geochronologic unit is belonged to Early Age of Middle Devonian Epoch, and correspond to Eifelicus Stage-Jiweite Stage, and is belonged to Daminshan Formation of Devonian system.
滇东华宁盘溪火车站以北的金山—大石山地区发育中、晚泥盆世的丘状珊瑚礁。
Middle-Upper Devonian coral reef assemblage was studied in Jinshan Dashishan region near the station of Panxi, Huaning of Eastern Yunnan Province.
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