i^I>I>ElSn3IX. 



A.-MATERIAL EXAMIKEID.* 



Family ODOBiENID^. 



Odob^nus kosmarus. 

 Li8t\ of specimens examined. 



CD O 



O ,Q 



c3 a 



7156 

 4645 

 9570 



1860 



1720 

 1721 



Locality. 



North Greenland 



Greenland , 



do 



......do 



Sable Island 



Greenland 



do 



do 



do 



do 



Davis's Straits 



do 



do 



Greenland 



In, collection of 



National Museum. 



....do 



....do 



...do 



....do 



Boston Soc.N.Hist. 

 Mus. Comp. Zool . . 



....do 



....do 



....do 



Prof. H. A. "Ward . . 



....do 



....do 



Amherst College . . 



Nature of speci- 

 men. 



SkuU , 



....do 



....do 



Skin , 



Skull 



....do 



....do 



Skeleton 



SknU , 



.-...do 



Skin and skull 



...do 



....do 



Skin 



Age. 



Old. 



Very old. 



Young. 



Adult. 



Old. 



Toung. 



Old. 



Old. 



Old. 



Young. 



Adult. 



Adult. 



Young. 



Young. 



*Only that relating to North American species is recorded in the subjoined tables, 

 t In part only ; quite a number of skulls hiive been examined in different museums that 

 are not here recorded. 



757 



