Institute of Geology;
Chinese Academy of Geological Sciences;
Beijing 100037;
China;
Guizhou Institute of Geology;
Guiyang 550004;
China;
Regional Geological Survey of Guangxi;
Guilin 541002;
China;
界线层; 维宪阶; 中国南部; GSSP; 层型剖面; 欧亚地区; 有孔虫; 化石群;