Update, I found lots of TFs this time around.
A dragonness that reveals to be a former human:
http://www.furaffinity.net/view/10246964/
Wolf woman becomes her anthro form:
http://www.furaffinity.net/view/10241399/
Woman into anthro xenomorph:
http://www.furaffinity.net/view/10240314/
Woman into bird.
http://www.furaffinity.net/view/10255728/