FAUNA AMERICANA. 291 



Home, Comp. Anat. pi. (Encycl. Cetolog. pi. 5. 

 fig. 1, 2, 3.) Vulgo, Licorne de mer, or Sea Uni- 

 corn. 



Common J\*anohaL 



Char. Essent. General form of the body ovoid; 

 length of the head nearly equal to one-fourth that 

 of the body ; tusk on the left side commonly solus, 

 the right being seldom developed, grooved spi- 

 rally, one-half the length of the body ; skin of the 

 young animal of a uniform gravish colour on the 

 back, and blackish and marbled in the old; belly 

 white. 



Dimensions. From twenty to twenty-two feet, 

 comprising the tusk. 



Inhabit the eightieth degree of north latitude, 

 principally on the coast of Iceland, near Davis' 

 Straits, as well as the shores of North America 

 and Greenland. 



Species. 



2. Monodon microcephalus^ Desm. Mamm. p. 

 523. JVarivhal microcephale, Jfarwhalus microcS' 

 phahis, Lacep. Hist. Nat. des Cetac. 159. pi. 5. 

 fig. 2. 



Char. Essent. Body and tail very much elon- 

 gated ; general form nearly conical ; length of the 

 head nearly equal to one-tenth the total length ; 

 tusk long, straight, grooved spirally ; skin white, 

 varied with numerous bluish spots. 



) 



