Ctenophorus clayiCtenophorus 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.EtymologyThe specific name, clayi, is in honor of Australian herpetologist Brian T. Clay.Geographic range and habitatC. 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.ReproductionC. clayi is oviparous.