22 



W. A. SANDS 



additive level. The last species (20) is not clearly linked with the rest by cluster 

 analysis but on vector diagrams 1, 2, 3 and 1, 3, 5 stands nearby. Its separation 

 and that of (21) arises from their positions at lower levels shown on vector diagrams 

 4, 5, 6 and 2, 4, 6. 



The genera Adaiphrotermes, Anenteotermes and Astalotermes were not very clearly 



-040 



-020 



040 



40 



Fig. 11. Three-dimensional graph of principal co-ordinates analysis-plot of eigenvectors 

 corresponding to latent roots 4, 5 & 6. 



