It's implied with the eye movement and the disappearance of the corpse. Usually in this situation yeah it's pretty much dead. But I think it survived this time around.
I can't get over how scary this page actually is. That Chimeeramaru is so intimidating looking like that. Haunting as Hanky says. An excellent page.
At first I thought the Ayas were going to be hooligans/trolls/hentais before this page; now these creatures seem undoubtedly more sinister and dreadful. Dat goosebumpy feel.