PLATE VI. 



Fig. 1. Helodus consolidate. Superior face 87 Rufiwi 4 



1 a. Inferior face. 



1 b. Profile. 

 2. A shorter tooth. 



2 a. Under side of tooth. 



Fig. 3. Helodus (cochliodus) nobilis. Posterior face %<&lL<uwN **>"* 



3 a. Superior surface. 



3 b. Profile. 



4. Series of teeth seen from above. 



4 a. Posterior face of largest tooth. 



4 b. Profile of No. 4. 



5. Series of teeth found with Cochliodus nobilis. 



5 a. Profile of same series. 

 G Profile of series of smaller teeth from same individual as No. 5. 





