Aaah, now I found the name of the center piece in my book. It's called snail's trail. You can find the pattern here:
http://www.compuquilt.com/blockimg/2...SnailTrail.htm
And the cat is this one:
http://quilting.about.com/od/blockof...at_quilt_3.htm. You have to reverse it left to right, so that the tail is at the correct end of the cat!
Hope this helps!