NOTES ON AFRICAN CHALCIDOTDEA — III. 



245 



transparent brown, like the hind coxae, so that under a low power there is a clear 

 5;pice behind the propodeon, otherwise coloured like head and thorax ; the tergites 

 (especially the first) show in some lights shght greenish or bluish reflections; 

 ovipositor pale yellow, contrasting with the body colour ; sheath like the rest of 

 th3 abdomen. 



Head wider than deep (6:5); eyes separated by about 3| times th?ir owji 

 diameter, and with scattered short- pubescence. Antennae : length. O'o mm. ; 



Fig. 7. Tetrasiichus tachos, AValk. ; a, antenna of (^ (inside) ; h, radius. 



Syntomosphyrmn phaeosoma, Wtrst. ; c, antenna of (^ (inside), chaetotaxy 



shown only as far as 1st funicular Joint. 

 S. glossinae, Wtrst. ; d, scape of antenna of (^ (inside). 



scape hardly expanded medianly, 3| times as long as broad; with (-7 ventral 

 bristles and few others on either surface. Pedicel (3:2) half as long as scape ; 

 ring joint half as long as the first funicular ; funicular joints quadrate, equal ; club 

 segmented in the ratio 7:5:5, and 2| times as long as a funicular joint, and half 

 as broad again. Sensoria on funicular joints : from 5 on first to 7 or 8 on third ; 

 on club : (1st) 1, 4, 4, 1 ; (2nd) 1, 3, 3, 1 ; (3rd) 1, 1, 1, 1. Moiiih-jmrts : mandibles 

 short, with the second tooth sloping away from the first. 



