So the Zhangjiagou section is an ideal candidate section for erecting the terrestrial stratotype and studying the Jurassic-Cretaceous boundary in China.
张家沟剖面沉积连续、暴露完全、化石极为丰富，是建立侏罗白垩系临界阶陆相层型和研究界线划分的理想剖面。
The Karatag section hence is one of the possible candidates of the global stratotype of the Tournaisian-Viséan boundary.
因此，喀拉塔克剖面有可能成为全球杜内-韦宪阶界线的一个候选层型剖面。
One of the GSSP (Global Stratotype Section and Point) candidates for the Induan-Olenekian boundary is situated in Chaohu, central Anhui Province, southeast China.
印度阶-奥伦尼克阶界线的全球层型候选剖面之一位于安徽巢湖地区；
One of the GSSP (Global Stratotype Section and Point) candidates for the Induan-Olenekian boundary is situated in Chaohu, central Anhui Province, southeast China.
印度阶-奥伦尼克阶界线的全球层型候选剖面之一位于安徽巢湖地区；
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