Contact us:
Dr. Barry Richards
Dr. Xiangdong Wang
Dr. Markus Aretz
 
Annual Reports
  The report of the Visean-Serpukhovian Boundary 2008
  The report of the Bashkirian-Moscovian Boundary 2008
  The report of the Moscovian-Kasimovian and Kasimovian-Gzhelian boundaries 2008
 
Dr. Barry Richards  Barry.Richards@NRCan-RNCan.gc.ca  
Dr. Markus Aretz  markus.aretz@lmtg.obs-mip.fr  
Dr. Xiangdong Wang  xdwang@nigpas.ac.cn; xddwang@yahoo.com.cn