Polynema Haliday

Triapitsyn, Serguei V. & Fidalgo, Patricio, 2006, Definition of Doriclytus, stat. rev. as a subgenus of Polynema and redescription of its type species, P. (Doriclytus) vitripenne (Hymenoptera: Mymaridae), Zootaxa 1362, pp. 55-68 : 57

Key to subgenera of Polynema Haliday s. l.

1 Face with a pit next to each torulus ( Fig. 1); propleura abutting each other anteriorly along midline, the prosternum thus closed anteriorly ( Fig. 6); digitus of male genitalia without hooks ( Fig. 8), rarely with minute denticles ...................................................... .......................................................................... P. ( Doriclytus ) Foerster, 1847 stat. rev.

- Face without a pit next to each torulus; propleura not abutting anteriorly, the prosternum occupying the gap between them, thus open anteriorly ( Fig. 9); digitus of male genitalia with 1 or 2 conspicuous hooks ( Fig. 10) ........................................................ 2

2 Propodeum evenly curved, without posterior elevation medially; petiole varying in shape, usually more or less cylindrical .....................P. ( Polynema ) Haliday, 1833 s. str.

- Propodeum with posterior elevation medially; petiole notably expanded anteriorly ..... ..........................................................................P. ( Dorypolynema ) Hayat & Anis, 1999