Przewalski's wonder gecko (Teratoscincus przewalskii ) is a species of lizard in the family Sphaerodactylidae. The species is endemic to East Asia. The specific name, przewalskii, is in honor of Russian explorer and naturalist Nikolai Mikhailovitch Prjevalsky. T. przewalskii is found in China and Mongolia. T. przewalskii is oviparous.