Cnemaspis boulengeriiCnemaspis boulengerii, also known commonly as Boulenger's rock gecko or the Con Dao round eyed gecko, is a species of lizard in the family Gekkonidae. The species is endemic to Côn Sơn Island in southern Vietnam.EtymologyThe specific name, boulengerii, is in honor of Belgian-born British herpetologist George Albert Boulenger.HabitatThe preferred natural habitats of C. boulengerii are forest, rocky areas, and caves.DescriptionDorsally, C. boulengerii is tan, with a few large roundish black spots on the shoulders and nape. Ventrally it is grayish white. The maximum recorded snout-to-vent length is. The tail is about 10% longer than SVL.ReproductionC. boulengerii is oviparous.