Mits

I noticed that my black and white brittle star hasn't been as active as usual recently, and last night I noticed that one of his legs seemed like it had about a half inch piece missing when he was close to the glass. I was a bit worried, but today it got much, much worse. I saw what appear to be 1-2 inch long pieces of brittle star leg all over the tank, some still moving a bit. The main disc had one leg attached but it looked like the top had come open too. It was as if the whole star just fell ...