Psammodynastes pictus, the painted mock viper or spotted mock viper, is a species of snake from Southeast Asia.
The type locality is Borneo and (erroneously) India. In Borneo this species is found in both Brunei, East Malaysia and Kalimantan. It also occurs in the Malay Peninsula including Singapore and in Sumatra, Belitung, Bangka, Simeulue, and Riau Archipelago (Indonesia).