SOUTH AFRICAN TERMITES. 85 



also two median ribs, the two being' united for a short distance 

 at half the length of the wing- ; the companion of this wing, 

 fig*. 201, ])resented a normal venation. 



('ubit(!rmes bilobatus [Har.]. 



The chief trachea; are as in Eutermes (trinervius 

 group). In one case, figs. 206a, p. (PI. XI), a vestigial post- 

 costal was found. 



Hamitermes hastatus (Hav.). 



The chief tracheae are as with Eutermes (trinervius 

 group). Fig. 207 (PI. XI) is a sketch from a preparation 

 showing some of the late tracheal developments that occur 

 about the region of the spiracles. 



Promirotermes . 



Several immature nymphs of two species have been 

 examined and show a radial, medial, and cubital. In one 

 wing-sac there appeared to be a duplication of the medial, 

 fig. 208 (PI. XI), but it was not possible to trace the basal 

 connections. 



APPENDIX. 



List or Species Referred to in Text. 



The localities given are those from which the material 

 examined was obtained. 



(1) Hodotermes viator Latreille. 



Cape Province : Springbok (Klein Namaqualand). 



(2) Hodotermes karrooensis Fuller. 



Cape F^rovince : Victoria Wesfc, Middelburg. 

 (8) Hodotermes trans vaalensis Fuller. 



Transvaal : Pretoria. 

 (4) Calotermes duvbanensis HavUand. 



Natal : Durban, Winklespruit, lUovo River. 



Remarks : In 1898 Haviland described this insect 



