The task group to establish the Moscovian-Kasimovian Boundary [which is also the base of the Upper Pennsylvanian Series], and the Kasimovian-Gzhelian Boundary is chaired by Katsumi Ueno (Japan). Ueno summarized the recent work of the group through October 31^st, 2012 in the Annual Report for 2012, volume 30 of the Newsletter on Carboniferous Stratigraphy and, on the following webpage.

Annual Task-Group Progress Reports

2014 Task group progress report for the Moscovian-Kasimovian and Kasimovian-Gzhelian boundaries

2012 Task group report for the Moscovian-Kasimovian and Kasimovian-Gzhelian boundaries

2011 Task group report for the Moscovian-Kasimovian and Kasimovian-Gzhelian boundaries 

Annual Task-Group Work Plans

2015 Work plans for Moscovian-Kasimovian and Kasimovian-Gzhelian task group

2013 Work plans for task group to establish the Moscovian Kasimovian and Kasimovian Gzhelian boundaries

2012 Work plans for task group to establish the Moscovian Kasimovian and Kasimovian Gzhelian boundaries