112 



Annals of the South African Museum. 



rewarded by finding the nest, which contained the queen and 

 many males, workers and worker-larvae. 



The males doubtless find their way to the females by means 

 of their olfactory senses, and possibly the workers make wide 

 tunnels opening to the exterior at certain seasons so as to enable 

 the males from other colonies to obtain access more easily to 

 the virgin queens hidden under the soil. Yet one must suppose, to 

 judge by the very large numbers of males which are produced, 

 that the object of cross-fertilization is not easily accomplished. 



Genital armature of Dorylus fulvus, race badius. 



Is' basal portion of stipes. 

 Outer paramera \ s stipes. 



[v volsella. 

 Inner paramera or sagittae = sg. 



Fig. 4 : subgenital plate ; this, when extended, lies in a ventral position to the 

 genital armature. 



Anterior Wing of Dorylus fulvus, race badius. 



Cells: r = radial, c = cubital or submarginal, d 1 = discoidal, d 2 = 2nd discoidal, 



m = median or upper basal, sm = submedian or lower basal, x = costal. 

 Nervures : 1 = costal, 2 = subcostal, 3 = cubital or median, 4 = recurrent, 5 = anal. 



