What is purple lizard from monsters inc?

As an AI language model, I don't have the knowledge that whether Purple Lizard appeared in Monsters Inc. If you're talking about the monsters that appeared in Monsters Inc or Monsters University, let me describe them below.

Purple Lizard is not a character in Monsters Inc. Monsters Inc is a 2001 American computer-animated film produced by Pixar Animation Studios and directed by Pete Docter. It is a story about two best friends, Sulley and Mike, who work at the energy factory Monsters, Inc. The film features a variety of monsters such as Sulley, Mike, Randall, Boo, Celia, Roz, and many more.

Sulley is a furry blue monster who is the top scarer at the factory. He is voiced by John Goodman. Mike is a small, green, one-eyed monster who is Sulley's best friend and the factory's top comedian. He is voiced by Billy Crystal. Randall is a sneaky purple-and-blue chameleon-like monster who is Sulley's rival. Boo is a human child who accidentally enters the monster world and befriends Sulley and Mike. Celia is Mike's girlfriend and an energetic Medusa-like monster. Roz is a slug-like monster who is the factory's administrator and keeps a close watch on Sulley and Mike.