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苗岭世

苗岭世
~509 – ~497 百万年前
地质年代
寒武纪主要分界
-545 —
-540 —
-535 —
-530 —
-525 —
-520 —
-515 —
-510 —
-505 —
-500 —
-495 —
-490 —
-485 —
奥斯坦型动物群英语Orsten
凯里生物群
鸸鹋湾页岩英语Emu Bay Shale
西里斯帕斯特生物群英语Sirius Passet
第一批三叶虫出现
小壳动物群英语Small shelly fauna多样化, 第一批腕足动物 & 古杯动物出现
小壳动物群英语Small shelly fauna, 第一批软体动物 & 软舌螺动物出现
寒武纪时间表
直轴:百万年前
词源
名称是否正式
获批名称2018[1]
旧名称寒武纪第三世
具体信息
天体地球
适用区域ICS
适用时标ICS时间轴
定义
地质年代单位
年代地层单位
名称是否正式
下边界定义三叶虫Oryctocephalus indicus英语Oryctocephalus indicus首次出现
下边界GSSP位置中国贵州省五柳曾家岩
26°04′51″N 108°24′50″E / 26.0807°N 108.4138°E / 26.0807; 108.4138
GSSP批准时间2018[1]
上边界定义三叶虫Glyptagnostus reticulatus英语Glyptagnostus reticulatus首次出现
上边界GSSP位置中国湖南省排碧乡
28°23′22″N 109°31′33″E / 28.3895°N 109.5257°E / 28.3895; 109.5257
GSSP批准时间2003[2]

苗岭世Miaolingian),旧名寒武纪第三世,是寒武纪的第三个世,2018年正式命名[3]。苗岭世始于5.09亿年前,终于4.97亿年前,下分乌溜期鼓山期古丈期。苗岭世之前为寒武纪第二世,之后为芙蓉世[4]

下分

[4] 距今(亿年)
芙蓉世
第十期 4.895
江山期 4.94
排碧期 4.97
苗岭世
古丈期 5.005
鼓山期 5.045
乌溜期 5.09
第二世
第四期 5.14
第三期 5.21

参考

  1. ^ 1.0 1.1 Yuanlong Zhao; Jinliang Yuan; Loren E. Babcock; Qingjun Guo; Jin Peng; Leiming Yin; Xinglian Yang; Shanchi Peng; Chunjiang Wang; Robert R. Gaines; Jorge Esteve; Tongsu Tai; Ruidong Yang; Yue Wang; Haijing Sun; Yuning Yang. Global Standard Stratotype-Section and Point (GSSP) for the conterminous base of the Miaolingian Series and Wuliuan Stage (Cambrian) at Balang, Jianhe, Guizhou, China (PDF). Episodes. June 2019, 42 (2): 165–184 [2020-12-08]. doi:10.18814/epiiugs/2019/019013可免费查阅. (原始内容 (PDF)存档于2021-12-30). 
  2. ^ Peng, S. C.; Babcock, L. E.; Robison, R. A.; Lin, H. L.; Rees, M. N.; Saltzman, M. R. Global Standard Stratotype-Section and Point (GSSP) of the Furongian Series and Paibian Stage (Cambrian). Lethaia. 2004, 37 (4): 365–379 [2020-12-08]. doi:10.1080/00241160410002081. (原始内容存档于2022-03-28). 
  3. ^ 存档副本 (PDF). [2022-07-04]. (原始内容 (PDF)存档于2018-09-07). 
  4. ^ 4.0 4.1 GSSP Table - Paleozoic Era. [2012-11-15]. (原始内容存档于2019-03-27). 
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苗岭世
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