Yingtang Fm
Period:
Devonian
Age Interval:
D13(?)-D21 (65), Pragian (Early Devonian)
Province:
Guangxi
Type Locality and Naming
Yingtang in Dale Township, Xiangzhou County, Guangxi. Yoh, S.S., and Bai, S.L., 1978.
Lithology and Thickness
No details; but is coeval with Chancun Fm marl, Guche Fm clayey limestone, and Gupa Fm claystone in nearby section "25"; so probably also a marl.
Lithology Pattern:
Shallow-marine marl
Relationships and Distribution
Lower contact
Next older unit on this chart column (Hongfei Hou, Apr 2021) is Sipai Fm shale
Upper contact
Next younger unit on this chart column (Hongfei Hou, Apr 2021) is Tungkangling Fm limestone
Regional extent
GeoJSON
null
Fossils
Age
Given as Pragian in Chinese Lexicon; but assigned as the middle 2/3rds of Emsian on new chart (Hongfei Hou, Apr 2021)
Age Span:
Beginning stage:
Eifelian
Fraction up in beginning stage:
0.4
Beginning date (Ma):
390.70
Ending stage:
Eifelian
Fraction up in the ending stage:
1.0
Ending date (Ma):
385.30
Depositional setting
Depositional pattern:
Additional Information
Compiler: