A taxonomic review of the genus Dialithoptera Hampson,1900 (Lepidoptera, Nolidae), with description of a new species and a new record from China

This paper presents a taxonomic review of the genus Dialithoptera Hampson, 1900 in China. Three species are recognized, including one new species (D. obscuriora sp. nov.) and one new record (D. margaritea László, Ronkay & Witt, 2007). The genus is redescribed based on external morphology and genitalia structures. Photographs of adults and genitalia, as well as a key to all known species, are provided.