In fact, not all of the Snake Cave Organization members in Jinling killed by Ye Huan and Bian Guanyue had been eliminated; those were simply the ones known to Ye Huan's intelligence network and the Moon Palace.
The 263 people mentioned by Wang Xuefeng were the ones unknown to Ye Huan and Bian Guanyue!
"Why is it just this handful?"
Chapter 194