The following two species are described as new to science: Hybos curvatus sp. nov. and H. obtusatus sp. nov. An updated key to the species of the genus from Guangdong is presented.
Chvála, M. 1983. The Empidoidea (Diptera) of Fennoscandia and Denmark. II. General Part. The families Hybotidae, Atelestidae and Microphoridae. Fauna Entomologica Scandinavica, 12: pp. 279. Scandinavian Science Press, Kopenhagen.
Liu, X., D. Yang and P. Grootaert. 2004. A review of the species of Hybos Meigen, 1803 from Guangdong (Diptera: Empidoidea; Hybotinae). Annales Zoologici, 54(3): 525-528.
Yang, D. and C. Yang. 2004. Diptera, Empididae, Hemerodromiinae Flybotinae. Fauna Sinica Insecta, 34: pp. 329. Science Press, Beijing.