Template:Fletcher, 1979
- Fletcher, D.S. 1979. Geometroidea. In: Nye, I.W.B. (Ed.), The generic names of moth of the World. Vol. 3, Geometroidea: Apoprogonidae, Axiidae, Callidulidae, Cyclidiidae, Drepanidae, Epicopeiidae, Epiplemidae, Geometridae, Pterothysanidae, Sematuridae, Thyatiridae, Uraniidae. Publications of the British Museum (Natural History) 3: 1–243. BHL