Reclassification of Chinese gomphid dragonflies, with the establishment of a new subfamily and the descriptions of a new genus and species (Anisoptera: Gomphidae)

The Onychogomphinae subfam.n. is defined, covering the genera Acrogomphus. Amphigomphus. Davidioides. Megalogomphus, Mesogomphus, Nepogomphus. Nihonogomphus, Onychogomphus (type genus), Ophiogomphus, Paragomphus, and Perisogomphus. In the Gomphinae, Shaogomphus lieftincki gen. n., sp. n. is described and illustrated (holotype <5, allotype $, reared from larvae, Futunxi River. Shaowu hsien, P.R. China; paratypes of both sexes from the same locality; all deposited in Inst. Biol. Control, Fuzhou). A key to the Chinese subfamilies of the Gomphidae is provided, and the subfamilies are briefly characterized.