Ceratobatrachus is a monotypic frog genus in the Ceratobatrachidae family. The genus is also known under the common name triangle frogs. The sole member of the genus is Ceratobatrachus guentheri (common names: Solomon Island leaf frog, Solomon Island eyelash frog and Gunther's triangle frog). This frog can be found throughout the Solomon Islands archipelago (both in the Autonomous Region of Bougainville of Papua New Guinea and in the Solomon