There were more than sixty spoon shaped teeth in the jaws of Yunnanosaurus, and were unique among early sauropodomorphs in that its teeth were self-sharpening because they " against each other as the animal fed."
Ada gigi berbentuk sendok lebih dari enam puluh yang ada dalam rahang Yunnanosaurus, dan menjadi unik di antara prosauropoda yang mengasah gigi mereka sendiri karena mereka " melawan satu sama lain sebagai makan hewan."