Sawtail lizard, Western neon blue-tailed tree lizard
Holaspis guentheri, commonly known as the sawtail lizard or western neon blue-tailed tree lizard is a species of lizard occurring in Sierra Leone, Ghana, Nigeria, Cameroon, Gabon, Equatorial Guinea, Democratic Republic of the Congo, Central African Republic, Uganda, Angola, Tanzania, Malawi, Mozambique, Ivory Coast, Benin, and Togo.
The species is named in honor of Albert Günther.