PLATE A 



PAGE 



Fig. i. Mutilla oculata, Fabr., $ ; i a, basal abdominal segments showing shape 



of carina on first segment on underside ... ... ... ... 35 



Fig. 2. Scolia (Disco/ia) robinsoni, Bingh., 9 ; 2a, head from front showing 

 sculpture ; 2b, same in profile, showing form of vertex ; 2c, venation 

 of forewing ; 2d, armature of foreleg ; ze, basal abdominal segments 

 showing deep ventral construction ... ... ... ... ... 38 



Fig. 3. Pseudagenia marpesia, Bingh., 9 ; 3a, posterior leg showing 

 armature ; 3b, basal abdominal segments showing ventral groove on 

 second segment ... ... ... ... ... ... ... 40 



Fig. 4. Ceropales ligea, Bingh., 9 ; 4 a > nea d from front showing exserted 

 labrum ; 4b, venation of forewing ; 4c, apical abdominal segment 

 showing exserted sting sheaths ... ... ... ... ... 41 



Fig. 5. Cerceris annandali, Bingh., $ ; 5a, apical abdominal segments showing 



sculpture of pygidial area ... ... ... ... .. ... 4.7 



Fig. 6. Ischnogaster nitidipennis, Sauss., 9 ; 6a, venation of forewing ; 



6b, intermediate leg showing single tibial calcar ... ... ... 49 



Fig. 7. Halictus validus, Bingh., 9 > 7 a > thorax from above showing sculpture 53 



Fig. 8. Anthidium minutissinum, Bingh., 9 ... ... ... ... 54 



Fig. 9. Celioxys ducalis, Smith, 9 ••• ••• ••• ••• '*" ••• 55 



Fig. 10. Melipona castanea, Bingh., 9 ; IO), hind leg ; 10b, apical abdominal 



segments showing shape in 9 ••• •■• ••• ••• ••• 59 



Fig. 1 1 Melipona basimaculata, Bingh., $ ; 11a, hind leg; lib, apical 



abdominal segments showing exserted cerci in ^ ... ... ... 60 



Note.— Figs. 2 and 9 are natural size, the rest enlarged ; details much enlarged. 



