Quadratorquosaur
- "Oh... the old bog dweller, Quadratorquosaur."
- —Lightning McQueen, Dino Park
Quadratorquosaur, spelled as Quadratorquesar on its information plate, is a dinocar species. Two models of this species representing an adult and a baby are featured at the Cartaceous Gardens. This animal lived in bogs and had dorsal plates lining its back to fend of potential attackers.