1080.— Teeth of Dugong. 



1079.— Teeth of Manatee. 



1082.— Manatee. 



1078.— Skull of Manatee. 



1077.— Skull of Du,'or.g. 





H':8'.— D:-gong. 



XOto.— Skeleton of Manatee. 









1086,— Common Porpoise. 



237 



