2 BRITISH ANIMALS, 



I. 

 VERTEBRAL ANIMALS. 



Furnished with a Skull and Vertebral Column for the pro- 

 tection of the Brain and Spinal Marrow. 



II. 



INVERTEBRAL ANIMALS. 



Destitute of a Skull and Vertebral Column for the protec- 

 tion of the Brain and Spinal Marrow, 



