Stinktooth is a member of The Barney Bunch. Stinktooth is a Giganotosaurus, which is a dinosaur that is bigger than Tyranosaurus Rex. He also is a guardian in The World Beneath in Dinotopia and protected and Arthur Denison in The world beneath because he was male. Stinktooth got his name because his teeth are rotten and he eats anything that smells bad. He also has a cousin from Dinotopia: Quest For The Ruby Sunstone that Hewy Toonmore calls Not Stinktooth.