EEEMOCH-ETA 



vctTi conris<i,i7i^ the di^coJ cdl wiSi, the pre^firea and hence the 

 radial vein apparently tTdce forked (fig. 87). 



Si^Giy^ (p. 1621 



Pig. gr^ 



.prarivr ^. y 3J, 



ATI tie Pv"-h-^> -Tii-rni-i- are briHiaiitly jJirnTng grtsen in oolour, and 

 most erf th*a- iiave an elon^te rathtr narrowr abdomen. 



ScuteDmn aJwav-, i. 



8 (1) Abdomen "with at l*jar;i Bevem ohvicras segments (figs. 88, 89). 



Cabital rein almost alwajs -with a long conspiencmB fork 

 (^fig. 89). Tihia fat least the middle pair) often spmred, 



1. .11.= : '- -aen long and 



a, - - - -riinse "vrith an 



elcaisaT* nonnauy H-anmiiai*a tbird joint "wiudi may liaTe a reiy nhcot 



9 (10 > Prsefurca ( = oommon stem of the radial and cubital vednB) 



commencing almost opposite the base of the discal cell; 

 fotrrth pos'teidor cell (or its eqmvalentj •wide open (fig. 88); 

 discal cell emitting only two vediilets to the wingmaigin or 

 sometimes an abortive third; anal cell closed a considerable 

 distance before the •wingmargin. Tibise •without spurs in all 

 the British spedes. Costal vein ceasing abruptly just after 

 the tip of the lower branch of the cubital vein; seut^llum 

 •vdtb four or more marginal spines. TjEETSAL (p. 196). 



Tena'fcioij . . t auy 



y*;Dow luarkin^^ ei'tsn befwetaa tii*; iraiueri and the -wmg-uaJie**, 



10 (9) Pra^urca commencing far l^efore the l.»ase of the discal cell ; fourth 

 posterior cell closed (fig. 89) Ijecause the third veinlet from 

 the discal cell joins the upper branch of the poetical vein 

 before the •w5" /in; discal ceU emitting three veinlets; 



