166 



THE FUR SEALS OF THE PRIBILOF ISLANDS. 



In compliance with request, we will finish the work later and submit it fcr publi- 

 cation as a supplement to this present article. We here add only the following very 

 brief summary: 



From our studies this far we are inclined to look upon the seal Uncinaria as a 

 new species, but are not willing to commit ourselves until further comparison with 



Fig. 96. 



types of other species. Should our present view on this point be confirmed by our 

 later study, we shall dedicate the species to its original collector, Mr. P. A. Lucas. 



There is at present no reason to assume that the uncinariosis of the seal will 

 differ essentially from the same disease in man, dogs, and cats. The injury to the 

 host caused by worms of this genus results (1) froin loss of blood and (2) from the 



