Female Slippery tortoise: The carapace is short and wide, the plastron is flat without depression in the center, the tail is thin and short, the base of the tail is thin, the cloaca is closer to the rear edge of the plastron, and the two anal shields of the plastron The nicks formed are shallower and the nicks have a larger angle.

Male yellow-bellied sliding turtles: long and narrow carapace, belly The center of the nail is slightly inward, the tail is thick and long, the base of the tail is thick, the cloaca is far from the rear edge of the plastron, and the two anal shields of the plastron have deep nicks and small notch angles.

Slippery tortoises of the same age are larger in females than males.