Who are the eight calligraphers?

Personally, I think it is:

(Eastern Jin Dynasty)-Wang Xizhi

(Tang Dynasty)-Ou Yangxun

(Tang Dynasty)-Yan Zhenqing

(Tang Dynasty)-Liu Gongquan

(Song)-Huang Tingjian

(Song)-Zhao Mengfu

(Ming)-Tang Yin

(Qing)-Wu Changshuo