A strange looking lemures summoned by Tiger's Eye in episode 139. She has white hair, blue skin, and big red eyes, and wears a pink kimono. Her bottom half is that of a spider. To attack, she throws metal nets, catches the senshi's attacks, and then throws them back. She was a half-woman half-spider from the Dead Moon Circus and was summoned to fight with the senshi at the the attack against a samurai girl named Miharu Akiyama. Ayatoriko was killed by Sailor Moon.

http://www.soul-hunter.com/sailormoon/profiles/villains/motd/ayatoriko.php