Three species of Phoenicagrion are known from the north-eastern Amazonian part of Peru: P. flammeum, P. paulsoni, and a third undescribed species. In 2009 and 2010 several specimens of this third species were collected in Loreto, making it possible to describe this species, here named Phoenicagrion trilobum (holotype ♂: Peru, Loreto department, Tahuayo River, 18 km E…
Nychogomphus yangi sp. nov. is described from Yunnan, China (holotype ♂: Xishangbanna, Yunnan Province, China; deposited at the Shaanxi Bioresource Key Laboratory, Hanzhong, Shaanxi, China). The new species is described and illustrated and compared with its closest congener Nychogomphus lui.