Lonchopteridae

Dong, Qibiao, Pang, Baoping & Yang, Ding, 2008, Lonchopteridae (Diptera) from Guangxi, Southwest China, Zootaxa 1806, pp. 59-65 : 59-60

Key species (males) of Lonchopteridae from Guangxi

1. Fore tibia without dorsal setae at middle; fore tarsus thick, as wide as fore tibia; wing somewhat obtuse at tip, with a large brown apical spot [genus Spilolonchoptera] ........................... S. curtifurcata Yang, 1998

- Fore tibia with dorsal setae at middle; fore tarsus thin, narrower than fore tibia; wing pointed at tip, with- out large brown apical spot [genus Lonchoptera ]......................................................................................2

2. Mid leg normal, without long curved setae.................................................................................................3

- Mid femur excavate dorsally at middle, with 1 long curved seta apically; mid tibia with many long curved setae L. excavata Yang and Chen, 1995

3. Antenna brown or dark brown....................................................................................................................4

- Antenna yellow ............................................................................................... L. orientalis ( Kertész, 1914)

4. Thorax brown or dark brown, mesonotum uniformly brown or dark brown..............................................5

- Thorax yellow, mesonotum with brown lateral margin .......................................... L. pipi Andersson, 1971

5. Cercus small, shorter than epandrium, not bilobed ....................................................... L. unicolor sp. nov.

- Cercus rather large, nearly as long as epandrium, bilobed apically ............. L. pinglongshanensis sp. nov.