Cyrtodactylus phongnhakebangensis ( Vietnamese : Thá n lá n Phong Nha-K á '' BÃ ng ) is a type of gecko native to Phong Nha-Ke Bang National Park , Quang Binh province , Bac Trung Bo , Vietnam . Cyrtodactylus phongnhakebangensis ( Vietnamese : Thá n lá n Phong Nha-K á '' BÃ ng ) is a species of gecko native to Phong Nha-Ke Bang National Park , Quang Binh province , Bac Trung Bo , Vietnam .