Rhabdophis chiwen
Rhabdophis chiwen, the Chiwen keelback, is a keelback snake in the family Colubridae. It is endemic to Sichuan and known from its type locality, Jiguan Mountain in Chongzhou, and from the neighboring Tianquan County.
Adult males measure and adult females in snout–vent length. The tail is and in males and females, respectively.