The task group to establish the Tournaisian-Viséan Boundary [which is also the base of the Middle Mississippian Series] is chaired by George Sevastopulo (Ireland). Using e-mail communications from the chairman, the recent activities of the group are summarized through October 31^st 2012 in the Annual Report for 2012, volume 30 of the Newsletter on Carboniferous, and on the following webpage.

 

Annual Task-Group Progress Reports

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2014 Task group progress report for the Tournaisian-Visean boundary

2012 Task group report for the Tournaisian-Viséan Boundary

2011 Task group report for the Tournaisian-Viséan Boundary 

 

Annual Task-Group Work Plans

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2015 Work plans for Tournaisian-Visean boundary task group

2013 Work plans for the Tournaisian Visean boundary task group

2012 Work plans for Tournaisian Visean boundary task group