Cryptic diversity in Ptyodactylus (Reptilia: Gekkonidae) from the northern Hajar Mountains of Oman and the United Arab Emirates uncovered by an integrative taxonomic approach. - Simó-Riudalbas M; Metallinou M; de Pous P; Els J; Jayasinghe S; Péntek-Zakar E; Wilms T; Al-Saadi S; Carranza S (PloS one, 2017)