Pison Jurine

Key to the Chinese species of Pison Jurine

1. Fore wing with two submarginal cells, the second not petiolate; eye densely setose.................................. 2

- Fore wing with three submarginal cells, the second petiolate; eye without setae..................................... 4

2. Lamelliform part of metapleural flange reddish at least posteriorly; translucent apical bands of gastral terga obviously wider than diameter of hindtarsomere I................................................... P. koreense (Radoszkowski)

- Lamelliform part of metapleural flange mainly dark; translucent apical bands of gastral terga not wider than diameter of hind- tarsomere I...........................................................................................3

3. Gastral tergum I dull, very densely, finely sculptured, transversely depressed preapically; apical bands of gastral terga II-III dark brown, that of tergum I narrower than hindtarsal diameter; propodeal dorsum delimited by shallow depression at least lat- erally............................................................................... P. browni (Ashmead)

- Gastral tergum I shiny dorsally, coarsely, sparsely punctuate, faintly transversely depressed preapically; apical bands of gastral terga II–III yellowish, band on tergum I almost as wide as hindtarsal diameter and half as wide as band on tergum II; propodeal dorsum not delimited by depressions................................................ P. ningyuenfuense Antropov

4. Mesopleuron posteriorly with obtuse crest in front of midcoxa................................... P. insigne Sickmann

- Mesopleuron without obtuse crest in front of midcoxa......................................................... 5

5. Clypeus with tubercle, ridgelike in female, hooked in male................................ P. angullabium Wu & Zhou

- Clypeus without tubercle................................................................................ 6

6. Postocellar distance shorter than distance between compound eye and posterior ocellus.............................. 7

- Postocellar distance longer than or equal to distance between compound eye and posterior ocellus...................... 8

7. Translucent apical bands on gastral terga I–V in female and I–VII in male distinctly dark ferruginous; wings without purple luster........................................................................... P. atripenne Gussakowskij

- Translucent apical bands on gastral terga indistinct and dark; wings with purple luster..................... P. regale Smith

8. Length of flagellomere II about twice flagellomere I.......................................... P. assimile Sickmann

- Length of flagellomere II smaller than flagellomere I......................................................... 9

9. Propodeal dorsum enclosed with furrow, surface conspicuously ridged; thorax with large, deep and somewhat sparse punc- tures, interspaces between punctures smooth and shining..................................................... 10

- Propodeal dorsum without furrow, surface with punctures and inconspicuously ridged; punctures on thorax not as above, inter- spaces between punctures more or less dull................................................................ 11

10. Ventral margin of clypeus (Fig. 1) broadly and somewhat roundly protruding medially in female; paramere of genitalia basally not bifurcate in male..................................................................... P. irramulus n. sp.

- Ventral margin of clypeus triangularly protruding medially in female; paramere of genitalia basally bifurcate in male......................................................................................... P. punctifrons Shuckard

11. Propodeum without lateral carina...................................................... P. liupanshanense n. sp.

- Propodeum with lateral carina............................................................. .. P. ig n a v u m Turner