Daboia siamensis 圆斑蝰
- Common name: Eastern Russell's viper, Siamese Russell's viper, more.
Daboia siamensis is a venomous viper species that is endemic to parts of Southeast Asia, southern China and ******. It was formerly considered to be a subspecies of Daboia russelii (as Daboia russelli siamensis), but was elevated to species status in 2007.