252 
Annals of the Transvaal Museum 
ant. 
Fig. 8. Mandible (from the outside). R. afra Peters. 
Fig. 9. Mandible (from the inside}. R. afra Peters. 
Fig. io. Mandible (from the inside). R. petersi Porath. 
Fig. ii. Anal somite, pleurae and femur of anal legs (ventral). R. afra Peters. 
Fig. 12. 2nd, 3rd and 4th somites (lateral) to illustrate the (/5-shaped opening 
of the first stigmata. R. afra Peters. 
