Microphalera is a monotypic moth genus of the family Notodontidae. Its only species, Microphalera grisea, is found in Japan and Taiwan."Microphalera grisea subsp. yoshimotoi Kishida, 1984 灰小掌舟蛾". Catalogue of Life in Taiwan. Both the genus and species were first described by Arthur Gardiner Butler in 1885.
The wingspan is 28–43 mm.Japanese Moths
Subspecies Microphalera grisea grisea (Japan) Microphalera grisea yoshimotoi Kishida, 1984 (Taiwan)
References