The adult male frog is 5.8 to 6.1 cm long, which is large for a frog in "Nyctimystes". It has yellow or gold veins on its lower eyelids. The male frog sits on leaves over fast-flowing streams and sings for female frogs. It has very small ears for a "Nyctimystes" frog. It has very large, dark brown eyes. It has two big groups of vomerine teeth in its upper jaw. This frog has dark brown and light brown skin. Some parts of its legs are yellow. It has a dull white belly. It has white spots on its back and eyelids.