Diakonoff (1954) published a comprehensive study for the microlepidoptera of New Guinea, listing 78 species of Lecithoceridae, as a part of Gelechiidae: 31 species of Lecithocera, 40 species of Crocanthes, and 7 species of little known genera, i.e., Gonaepa Meyrick, Periphorectis Meyrick, Spenocrates Meyrick, and Asmenistis Meyrick.
Microlepidoptera collected by the British Ornithologists' Union and Wollaston Expeditions in the Snow Mountains.