62 Finn --;Y, VOL. i. 



O study of the figures of the parts of the 



sku'': renders it highly probable 



thtt i , but the 



' the post- 

 ,iry, prefron. 



skull would be al <urth 



Ionia has a ratio to the : 

 24. V. >f the carapace of my 



been close to 3.1 metres. .< of our living marine 



;.s beyond the front of the carapace a distance equal to 

 At least on?-&uth of the length of the carapace. Hence, we are safe 

 in allowing 50 cm. for the neck oui he shell. We have there- 



fore for the length of this turtle tl iigures: 



Head ..... r . ... ...... .32 me ; 



Neck beyond carapace .50 



Carapace 



PLATE VII. 



Skull of Cervus ? Female. 



Fig. i. View from above. 



2. " " side. 



3. " " below. 



