Description of a new Sinorogomphus from Northern Laos (Odonata: Chlorogomphidae)

Sinorogomphus hiten sp. nov. is described and illustrated from both sexes (holotype ♂: Laos, Oudomxay province [20°36′14″ N, 102°3′21″ E, 1075 m a.s.l.], deposited in the National Science Museum, Tokyo, Japan). This is also a first record of the genus from Laos. The new species is easily differentiated from the other congeners in the male…