Z54 INDEX TO COLOURED PLATES 



Plate No. Figure 

 56 

 57 

 57, 58 

 57 

 58 

 58 

 56 

 56 



57 

 2 2, 3, 5 



55 

 55 

 54 

 42 

 51 

 51 

 47, 50 

 45 

 44 

 45 

 30 



52 

 47 

 23 

 45 

 48 



49 

 55 

 41 

 42 

 47 

 50 

 51 

 22 

 26, 28 

 30 

 48 



49 

 52 

 30 



52 



53 

 40 

 40 



