- Source: Zhangixalus pachyproctus
Zhangixalus pachyproctus, the protruded vent tree frog, thick anus tree frog, or white-lipped tree frog, is a species of frog in the family Rhacophoridae. It is endemic to eastern China, Vietnam, and Thailand and predicted in Laos and Myanmar.
The adult male frog measures approximately 74.2–83.3 mm in snout-vent length and the adult female frog approximately 102.4 mm. The frog has white stripes down the sides of its jaw, body, and legs.