PTEROMALIDAE OF N.W. EUROPE 



19 



Figs. 22-31. 22, Tetvamesa linearis (Walker), $, thorax, excluding propodeum ; 23, 

 Eudecatoma biguttata (Swed.), 9. sculpture of mesoscutum ; 24, Tetvamesa petiolata 

 (Walker), ?, thorax, profile ; 25, Ormyrus punctiger Westwood, $, gaster ; 26, same, 

 thorax, profile ; 27, Signiphora subaenea (Forster), $, thorax and gaster ; 28, Thysanus 

 ater Walker, $, fore wing ; 29, Elasmus sp., $, hind leg and metapleuron ; 30, Thysanus 

 ater Walker, $, mid leg, excluding coxa and trochanter ; 31, Pteroptrix dimidiata 

 Westwood, $, fore wing venation. 



