30 LECTURE II. 



The plan or fabric of their Skeleton, as well as 

 of their internal organs, bears a degree of general 

 resemblance to that of Man. 



Their outward covering consists, in general, of 

 hair; but in some few, the animal matter or sub- 

 stance of the hair takes the form of distinct spines 

 or quills, as in the Porcupine and Hedgehog tribe, 

 and in a highly curious species of Ant-Eater dis- 

 covered in New Holland, and called the aculeated 

 Ant-Eater, or Porcupine Ant-Eater. In other 

 Mammalia the same substance is expanded into 

 the appearance of very strong and broad scales, as 

 in the quadrupeds of the genus Manis or Pangolin, 

 which from its general appearance has obtained the 

 improper title of the Scaly Lizard; though no other- 

 wise allied to the Lizards; being a genuine vivi- 

 parous quadruped, and consequently belonging to 

 the Linngsan Mammalia; and lastly, in one set of 

 Mammalia, called Armadillos, instead of hair, 

 which is only sparingly scattered over some parti- 

 cular parts of the animal, we meet with strong 

 bony zones or bands, forming a regular suit of 

 armour, and securing the animal from all common, 

 injuries. 



The instruments of loco-motion, or feet, in the 



