274 



CLAUDE FULLER. 



Imago. — On entering the second instar the nymph of the 

 imago exhibits a XIV expression (stage E), which, passing 

 through stage F, becomes pseudo-XVI (stage G). In the 

 third instar this passes to stage J, and during the third 

 quiescent period the changes are such that it passes to the 

 pseudo-XX, stage M, and after the ecdysis is XlX-jointed Nb, 

 because (16) abjuncts as an orphan joint. Should (17) partly 

 abjunct, III will show a notch, as it sometimes does. 



Text-fig. 8. 



OJ 



id I 



Termes natalensis Hav. a. Imago, b. Soldier, c, d. Major 

 worker, e. Minor worker. 



Soldier. — The antennas of the major soldier, although 

 always XVII-jointed, are such, in both the callow and final 

 condition, that they are recognised as developments through 

 stage J to Jil/, in which the composition of III is (0000 + 17 + 

 16) and of lA"^ (15 + 14), providing one has become acquainted 

 with the aberrant forms of T. bellicosus discussed in the 

 preceding section. The organs of the minor soldiers are 

 simply dwarfed replicas of those of the major. 



Major Worker. — These organs, although sometimes count- 

 ing one more joint than those of the soldiers, do not represent 

 a greater development. The conventional V of the XVIII 



