Three new Cephalaeschna species from central China with descriptions of the hitherto unknown sex of related species (Odonata: Aeshnidae)

摘要

Three new Cephalaeschna species, C. discolor sp. nov. (holotype male; Shennongjia National Nature Reserve, Shennongjia City, Hubei province, China, 16 August 2012), C. mattii sp. nov. (holotype male; Lujiahe River, Zigui County, Hubei province, China,18 September 2012) and C. solitaria sp. nov. (holotype male; Dalongtan in Shennongjia National Nature Reserve, Shennongjia City, Hubei province, China, 19 July 2012) are described, illustrated in color and compared with the known Chinese Cephalaeschna. All the holotypes are deposited in the Collection ofAquaticAnimals, Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan City, Hubei Province, China. The hitherto unknown male of C. obversa and female of C. patrorum are also described and illustrated. Brief notes on biology of each species are also provided.