PTEROMALIDAE OF N.W. EUROPE 607 



postmarginal vein of fore wing usually slightly shorter than the marginal vein 



fervida Graham (p. C08) 

 1 (8) Length of antennal scape (Text-fig. 485) at least slightly greater than the 

 transverse diameter of an eye ; flagellum somewhat stouter than the 

 pedicellus when the latter is seen in dorsal view ; combined length of 

 pedicellus and flagellum 1 -4 to 1 -6 times the breadth of the head 



illudens (Walker) (p. 608) 

 Length of antennal scape only about equal to the transverse diameter of an 



eye ; flagellum sometimes rather more slender, or relatively longer . . 12 



12 (11) Antennal scape 3-5 to 3-7 times as long as broad . favorinus (Walker) (p. 608) 



- Antennal scape about three times as long as broad . . sp. indet. B (p. 610) 



Stenomalina oxygyne (Walker) 



Pteromalus oxygyne Walker, 1835 : 486, 9- 

 Pteromalus dorsalis Walker, 1836 : 478, $. 

 Stenomalina oxygyne (Walker) Graham & Claridge, 1965 : 272-273, <J $. • 



For synonymy and designation of lectotypes see Graham & Claridge (1965 : 

 272-273). 



Britain. Uncommon. 



Biology. Unknown. Imagines June- July (one record for September). 



Stenomalina liparae (Giraud) 

 (Text-fig. 470) 



? Pteromalus spectabilis Forster, 1841 : 20, $. 



Pteromalus liparae Giraud, 1863 : 1271, $ $. 



Stenomalus liparae (Giraud) Kurdjumov, 1913 : 14. 



Stenomalina liparae (Giraud) Graham & Claridge, 1965 : 269, 271, 273, <J $. 



For synonymy, and designation of lectotype for liparae, see Graham & Claridge 

 (1965 : 273). 



Probably widely distributed in Europe ; I have seen specimens from Britain, 

 France, Denmark, Sweden, Finland, Germany and Czechoslovakia. 



Biology. A local species, associated with Phragmites communis Trin. ; it is a 

 solitary larval endoparasite of Lipara lucens Mg. (see Claridge, in Graham & Claridge, 

 1965 : 273 for further biological details and figures of the larval head). Imagines 

 in June. 



Stenomalina laticeps (Walker) 



Pteromalus laticeps Walker, 1848 ."117 [nom. nud.]. 



Pteromalus laticeps (Forster MS.) Walker, 1850 : 128, $. 



Stenomalina laticeps (Walker) Graham & Claridge, 1965 : 269, 272, 273-274, 6* 9- 



For designation of lectotype see Graham & Claridge (1965 : 273). 



Britain, Germany ; apparently rare. 

 Biology. Unknown. Imagines July-Aug. 



