Ringed map turtleThe ringed map turtle or ringed sawback is a species of turtle in the family Emydidae endemic to the southern United States.Geographic rangeIt is frequently found in the Pearl [River |Pearl River] system in Louisiana and Mississippi. It shares this range with the Pearl River [map turtle].DescriptionMale turtles may attain a carapace length of 10 cm. Females are larger, and may attain a carapace length of 22 cm. On the carapace are light-colored rings, which are thicker than the rings on Graptemys nigrinoda.