PTEROMALIDAE OF N.W. EUROPE 735 



Britain, Sweden, Germany ; not uncommon. 



Biology. Reared in England, under the name irus Walker, as a parasite of 

 Apion loti Kirby, by Richards (1935 : 83-84). Reared specimens emerged in 

 September and October ; I have captured specimens in the field in May and 

 Sept.-Nov. 



Trichomalus annulatus (Forster) 



Pteromalus annulatus Forster, 1 84 1 : 1 1 , a* . 

 Pteromalus annulatus Forster ; Mayr, 1903 : 393, <$. 



Type material. One male, accepted as TYPE (probably holotype) ; it is labelled 

 " Collect. G. Mayr " ; " P. annulatus Forster Type " ; and, in Forster's handwriting, 

 " annulatus m.". 



Female unknown. 



Germany, Czechoslovakia. 

 Biology. Unknown. 



Trichomalus inops (Walker) 



Pteromalus inops Walker, 1835 : 499, $. 



Pteromalus confinis Walker, 1836 : 486, $. 



Isocyrtus (Trichomalus) rufimanus Thomson, 1878 : 142, q* ?• 



Trichomalus inops (Walker) Graham, 19566 : 249-250. 



Trichomalus inops (Walker) ; Delucchi & Graham, 1956 : 551, 575-576, q* 9- 



Type material. For synonymy, and designation of lectotypes for the above 

 Walker species, see Graham (19566 : 249-250). 



Isocyrtus (Trichomalus) rufimanus Thomson. Syntypes, 15 specimens. LECTO- 

 TYPE, a male labelled " Reft " [Reftera]. 



Britain, Ireland, Sweden, Germany, Austria, Czechoslovakia ; common. 



Biology. I have seen three females which were obtained in England from 

 inflorescences of Trifolium sp. Females overwinter in similar situations to those of 

 campestris (Walker) ; both sexes may be taken in late spring and summer. 



Trichomalus campestris (Walker) 



Amblymerus campestris Walker, 1834 : 343, $>• 



Amblymerus tenuicornis Walker, 1834 : 347, $. 



Pteromalus fumipennis Walker, 1835 : 492, ?. 



Pteromalus redactus Walker, 1835 : 492, <j>- 



Pteromalus tenuis Walker, 1835 : 498, o"- 



Pteromalus concisus Walker, 1836 : 488, $>• 



? Pteromalus nubeculosus Forster, 1841 : 30, $. 



Isocyrtus (Trichomalus) coxalis Thomson, 1878 : 141, o* 9- 



Trichomalus campestris (Walker) Graham, 19566 : 249. 



Trichomalus campestris (Walker) ; Delucchi & Graham, 1956 : 551, 574-575, 6* $• 



Type material. For synonymy, and designation of lectotypes for above Walker 

 species, see Graham (19566 : 249). 



