It is on the DDP, not a Signature, one 1 TS. Looks great! I'm not sure why it's not listed on the official website, but perhaps because it only opened recently and it hasn't been added yet.
Last trip: Dolphin, March 2013
Past Stays: Contemporary, Grand Floridian, Polynesian, Beach Club, POP, POR, Dolphin
1990 August Honeymoon - Grand Floridian
Delighted Disney Return Guest since 1981