Zool. 1903. 



Plate V. 



Fig. 1. C. xeiiorliinus. 



2. C.johnstoni. 



3. C. hoehneli. 



Fk 



4. C. tavetensis. 



5. C. spinosus. 



6. C. melleri. 



7. C. P*™*?o6«*.} showing difference in size of occipital lobe. 



8. C dtlepis. ) & r 



