Nidorina

Not yet released! At level 16, Nidorina♀ goes from a stage one to the stage two form of Nidoran ♀ andwhen exposed to a moon stone goes to it's final form of Nidoqueen.

Pokédex entries
http://bulbapedia.bulbagarden.net/wiki/Nidoran%E2%99%80_(Pok%C3%A9mon)