Descriptions of two new Cephalaeschna species from Yunnan, China (Odonata: Aeshnidae)

Two new species, Cephalaeschna cornifrons sp. nov. and C. ordopapiliones sp. nov. from Yunnan Province, China, are described, illustrated in color and compared with known Chinese Cephalaeschna. All the holotypes are deposited in the Collection of Aquatic Animals, Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan City, Hubei Province, China. Brief notes on biology of…

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

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,…

Archineura incarnata (Karsch, 1892) and Atrocalopteryx melli (Ris, 1912) in southern China (Odonata: Calopterygidae)

The calopterygines Archineura incarnata and Atrocalopteryx melli are subtropical habitat specialists, endemic to China, and sensitive to environmental change. We identified several sites with environmental deterioration from which the species seem to have disappeared; these species can be used as indicators of human disturbance. In this paper their distribution in China is mapped and information…

Dysphaea haomiao sp. nov. from China and Vietnam (Odonata: Euphaeidae)

Dysphaea haomiao sp. nov. (holotype ♂, China, Guizhou, Libo County, Xiaoqikong Scenic Area, Zhangjiang River, alt. c.450 m, 7 May 2007) is described and illustrated for both sexes. The male differs from its closest congeners, Dysphaea basitincta and D. gloriosa, by the blackish, completely opaque coloration of its wings.