big-eyed tree frog noun4 •A common name for a variety of treefrog species. •Leptopelis vermiculatus, from East Africa (viz. Tanzania); •Leptopelis macrotis, found in West Africa (specifically, Sierra Leone, southern Guinea, Liberia, Ivory Coast, and southern Ghana); •Ranoidea exophthalmia (syn. Litoria exophthalmia), from Papua New Guinea. formsbig-eyed tree frogs