Oligophlebia hibiscivora sp. nov., a new species from south-eastern China (Lepidoptera, Sesiidae).

A new species, Oligophlebia hibiscivora Yu, Kallies & Arita sp. nov., is described from south-eastern China. Superficially, it is similar to Oligophlebia insurgia Kallies, 2020 but it differs by external features of the abdomen as well as the male genitalia characters. The larva of this new species feed in Hibiscus tiliaceus L. (Malvaceae) and was found in the urban area of Xiamen (Fujian Province) and in Hongkong. Images of male and female specimens, genitalia and pupa of the new species are provided as well as the image of the female genitalia of Oligophlebia minor Xu & Arita, 2014. An updated catalogue of the species of the genus Oligophlebia Hampson, 1893 and a key of Chinese species are provided.