FAUNA AMERICANA. 281 



mouths of rivers; they pair in spring, and bring 

 forth one at a birth ; feeding on fuci ; voice resem- 

 bling the lowing of an Ox. 



Inhabit the most northern parts of the South 

 Sea, and particularly the west coast of North 

 America, and of those islands situated between 

 this continent and Kamschatka. 



Otho Fabricius states that a cranium of this 

 species was found in Greenland. 



2. Family, CETA, or Whales proper. 



Characters. Sometimes provided with teeth, 

 pointed or blunt, all of one description, on the 

 borders of the jaw ; sometimes in place of teeth, 

 transverse corneous plates occup}^ the arch of the 

 palate. 



Two mammae placed near the vent. 



Nostrils situated on the summit of the head, 

 ver}^ nearl}' approximated, serving to expel the 

 water taken into the mouth, and are called 

 bloioers. 



Larynx pyramidal, and penetrating the poste- 

 rior nares. 



Eyes flattened anteriorly, with a thick and so- 

 lid sclerotica ; tongue smooth ; neither hair, eye- 

 lashes, nor whiskers ; skin smooth and glossy, co- 

 verins: a thick layer of fat called blubber. 



3fi 



