Eeport U. S. F. C. 1884— True. Cetaceans. 



PLATE IV. 



10. Lage)ior]vjnchu!i <jabvn(utur, Coi>e. Strix^ed. Dolphiu. (Young.) 

 Length, 7 feet. (?) (From a photograph by the U. S. Fish Cominission.) 



11. Ceplialorhifnchu^ Rcacmdd. Wbite-iuurked Porpoise. 

 Length, 5 feet. (After Eapp.) 



13. Phomna communis, Lessou. Commou Harbor Porpoise. 

 Length, 5 feet. (From a photograph hy the U. S. Fish Commission.) 



GENERA OF CETACEANS. 



