A new species of Förster (Hymenoptera, Ichneumonidae) with a key to species known from China, Japan and South Korea.

A new species of the genus Förster, 1869, Sheng & Zhou, , collected from Zhangwu, Liaoning Province and Songshan National Natural Reserve, Yanqing, Beijing, China, is described and illustrated. A taxonomic key to the species of known in China is provided.