PLATE 9 
EXPLANATION OF FIGURES 
70 to 74 A series of five sections from specimen No. 257; all X 63. 
70 Taken through plane a to b, figure 3. 
71 Taken through plane c to d, figure 3. 
72 Taken through plane e to f, figure 3. 
Taken through plane g to h, figure 3. 
Taken through plane 7 to 7, figure 3. 
“I~ + 
H COL 
678 
