Well, After having fought a few more of these, I admit I was mistaken; they do indeed cast flurry of kicks. http://lucy.allakhazam.com/spell.html?id=12728&source=Live
They cast Cackle http://lucy.allakhazam.com/spell.html?id=12729&source=Live
[Fri Aug 01 13:11:16 2008] a frenzied ancestor brandishes its fist-blades menacingly. [Fri Aug 01 13:11:17 2008] a frenzied ancestor begins to cast a spell. <Cackle> [Fri Aug 01 13:11:19 2008] You are terrified by the sound you just heard.