Type
Age
Age range
342.6–337.5 Ma
Mississippian
Visean
Chuguchanian
Kirinian
Bazovian
342.8342.6342.4342.2342.0341.8341.6341.4341.2341.0340.8340.6340.4340.2340.0339.8339.6339.4339.2339.0338.8338.6338.4338.2338.0337.8337.6337.4