Panorpidae

Cai, Li-Jun, Huang, Peng-Ying & Hua, Bao-Zhen, 2008, Sinopanorpa, a new genus of Panorpidae (Mecoptera) from the Oriental China with descriptions of two new species, Zootaxa 1941 (1), pp. 43-54 : 44

Key to genera of the family Panorpidae

1 Abdomen in the male much longer than the wings; abdominal segments VI–IX extremely elongated; Java ........................................................................................................................... Leptopanorpa MacLachlan

- Abdomen in the male only as long as the wings or shorter; abdominal segments VI–IX normal or only slightly elongated.........................................................................................................................................2

2 The end of 1A not extending beyond the origin of vein Rs, usually only with one cross veins between 1A and 2A; Oriental Region ................................................................................................. Neopanorpa Weele

- The end of 1A reaching or extending beyond the origin of vein Rs, usually with two cross veins between 1A and 2A; Holarctic and Oriental Regions................................................................................................3

3 Wings deeply yellow; vein R 2 generally 3-branched. In male, tergum XI without anal horn; abdominal segment VII strongly thinner at basal 1/3, but thick and cylindrical at distal 2/3; genital bulb elongated, gonostylus with a well-developed basal lobe; Oriental Region ................................ Sinopanorpa , gen.nov.

- Wings generally hyaline; vein R 2 generally 2-branched. In male, tergum XI with or without anal horn; abdominal segment VII not strongly thinner at base, but the distal part roughly conical; genital bulb rounded, gonostylus not so long with no basal lobe or basal lobe not so developed; Holarctic and Oriental Regions ............................................................................................................................ Panorpa Linnaeus