PTEROMALIDAE OF N.W. EUROPE 725 



Trichomalus gracilicornis (Zetterstedt) comb. n. 

 (Text-fig. 586) 



Pteromalus gracilicornis Zetterstedt, 1838 : 423-424, $. 



Isocyrtus (Trichomalus) punctiger Thomson, 1878 : 137, 0* ?. syn. n. 



Trichomalus punctiger Thomson ; Graham, 19566 : 249. 



Trichomalus punctiger Thomson ; Delucchi & Graham, 1956 : 550, 570—571, o* $. 



Type material. Pteromalus gracilicornis Zetterstedt. One female, LECTOTYPE 

 (possibly holotype), labelled in Zetterstedt 's handwriting " P. gracili-cornis $. 

 Giebostad." ; the antennae are aberrant for the species in having the first funicular 

 segment unusually small. 



Isocyrtus (Trichomalus) punctiger Thomson. Syntypes, 7 specimens. LECTO- 

 TYPE, a female labelled " Lp. in " [Lapponia inferioris] and " Bhn ". 



Britain, Sweden ; uncommon. The females of gracilicornis overwinter amongst 

 the foilage of coniferous trees and in spring may be found visiting the catkins of 

 Salix species. 



Biology. Unknown. Imagines captured in July in Britain (females also through- 

 out winter, and in spring). 



Trichomalus gynetelus (Walker) 



Pteromalus gynetelus Walker, 1835 : 483, ?. 



Trichomalus gynetelus (Walker) Graham, 19566 : 247, $. 



Trichomalus gynetelus (Walker) ; Delucchi & Graham, 1956 : 550, 568-570, q* $■ 



Type material. Lectotype designated by Graham (19566 : 247). 



Britain, Ireland, Sweden ; not uncommon. The females of this species, like 

 those of bracteatus and lucidus, overwinter amongst the foilage of coniferous trees. 

 Biology. Unknown. 



Trichomalus bracteatus (Walker) 

 (Text-fig. 591) 



Pteromalus bracteatus Walker, 1835 : 483, $. 



Pteromalus herbidus Walker, 1835 : 484, ?. 



Pteromalus flammiger Walker, 1835 : 485, $. 



Pteromalus attenuatus Walker, 1836 : 479, $. 



Pteromalus balux Walker, 1836 : 488, $. 



Pteromalus longulus Walker, 1836 : 491, $. 



? Pteromalus Daimenes Walker, 1839 : 250, q*- 



? Pteromalus Automedon Walker, 1839 : 254, $. 



? Pteromalus Acraea Walker, 1839 : 266, <$. 



Pteromalus fasciatus Forster, 1841 : 12, ?. 



? Pteromalus stigmatizans Walker, 18726 : 123, o*. 



Trichomalus bracteatus (Walker) Graham, 19566 : 247. 



Trichomalus bracteatus (Walker) ; Delucchi & Graham, 1956 : 568, <$ $. 



Type material. For synonymy of most of the above Walker species, and designa- 



