Ctenophorus clayi, also known commonly as the black-collared dragon, the black-shouldered ground-dragon, and Clay's dragon, is a species of lizard in the family Agamidae. The species is endemic to Australia.
The specific name, clayi, is in honor of Australian herpetologist (1950âÂÂ2004).
C. clayi occurs in red sand-ridges with spinifex in the central and western deserts of Australia, with an isolated population existing in North West Cape in Western Australia.
C. clayi is oviparous.