Platysaurus torquatus, the striped flat lizard or collared flat lizard, is a species of lizard in the Cordylidae family found in southeast Africa.
Platysaurus torquatus is the only lizard in its genus which has adult males with white stripes on its back. Males, females, and juveniles all have black-brown backs with these thick white stripes. Females and juveniles have a blue tail, while adult males have an orange tail, as well as a collar.
The diet includes beetles, ants, and caterpillars. They lay two eggs in December.
Platysaurus torquatus live in savanna habitats of Zimbabwe, Mozambique, and Malawi, often on flat outcrops near rivers.