Vicars in the desert: Substrate specialisation and paleo-erosion underpin cryptic speciation in an Australian arid-zone lizard lineage (Diplodactylidae: Diplodactylus)

Colour-pattern variation in the Diplodactylus galeatus species complex: A, B Diplodactylus galeatus from Coober Pedy, SA (P. McDonald, A. Fenner), C, D Diplodactylus fyfei sp. nov. from foothills of Mt Beddome on New Crown Station, NT (P. McDonald, A. Fenner); E, F D. tjoritjarinya sp. nov. from Tjoritja National Park, Northern Territory (P. McDonald).