[Helotrephidae (Insecta: Heteroptera) from the Chineses provinces of Guangdong, Yunnan and Guizhou with description of new species of the genera Helotrephes and Distotrephes.] Annalen des Naturhistorischen Museums in Wien Serie B Botanik und Zoologie, 105B 2004: 397-410. 402 [Zoological Record Volume 140]