Southern White-lipped Mud Turtle

白唇泥龟（Kinosternon leucostomum）的南部亚种，分布于中美洲和南美洲西北部，因幼体白色颌缘而得名。本亚种由Cope于1887年描述，模式产地为哥斯达黎加东海岸。

Lineage: Turtles and Tortoises (TESTUDINES) > Cryptodira (CRYPTODIRA) > Durocryptodira (DUROCRYPTODIRA) > Snapping Turtles Superfamily (CHELYDROIDEA) > Mud and Musk Turtles (KINOSTERNIDAE) > Mud Turtles Subfamily (KINOSTERNINAE) > Mud Turtles (Kinosternon) > Hidden Mud Turtles Subgenus (Kinosternon (Cryptochelys)) > White-lipped Mud Turtle (Kinosternon (Cryptochelys) leucostomum) > Southern White-lipped Mud Turtle (Kinosternon (Cryptochelys) leucostomum postinguinale). This path helps place the taxon within its family, genus, or species-level context.