Species of the genus Lamachus Foerster (Hymenoptera, Ichneumonidae) parasitizing diprionid sawflies (Hymenoptera, Diprionidae) with descriptions of two new species and a key to Chinese species Author Li, Tao Author Sheng, Mao-Ling Author Sun, Shu-Ping text ZooKeys 2012 249 37 49 http://dx.doi.org/10.3897/zookeys.249.4069 journal article http://dx.doi.org/10.3897/zookeys.249.4069 1313-2970-249-37 Lamachus sheni Sheng & Sun, 2007 Figure 17 Lamachus sheni Sheng & Sun, 2007. Acta Zootaxonomica Sinica, 32(4):959. Specimens examined. 2 females, CHINA: Neixiang National Natural Reserve, Henan Province, 10 May 2006, Xiao-Cheng Shen. Host. Unknown. Figure 17. Lamachus sheni Sheng & Sun, 2007. Holotype. Female. Body, lateral view.