Indonesian pit viper, Lesser Sunda Islands pit viper, Sunda white-lipped pit viper, red-tailed pit viper (Trimeresurus insularis)

Trimeresurus insularis is a species in the Trimeresurus genus. It is commonly known as Indonesian pit viper, Lesser Sunda Islands pit viper, Sunda white-lipped pit viper, red-tailed pit viper This name is unplaced name for the species in the family Viperidae subfamily Crotalinae, . This species is found in eastern Java and the Lesser Sunda Islands, Indonesia.