Rigelian Hypnoid

Star Trek: The Animated Series
Episode: TAS 22008 - Mudd's Passion

A six-legged creature with purple fur, a long tail, and yellow eyes and claws. About the size of a medium-size dog, the Rigelian hypnoid can project simple illusions, and speak. In 2269 (stardate 4978.5) Harry Mudd uses a hypnoid on the planet Motherlode to fool the heavy metal miners there into thinking it is a beautiful woman named Lora.