Pericnemis melansoni sp. nov., a new damselfly (Odonata: Coenagrionidae) from Compostela Valley Province, Mindanao Island, Philippines

A new species of damselfly, Pericnemis melansoni sp. nov. from Mindanao, is described and illustrated. It differs from its closest described relatives in lacking an elongate process on the posterior lobe of the prothorax, and in having the lower branches of the cerci longer than the upper branches.