ZOOLOGY: 



& SbB*tematfc Account of 



THE GENERAL STRUCTURE, HABITS, INSTINCTS, AND USES 



OF THE 



PRINCIPAL FAMILIES OF THE ANIMAL KINGDOM. 



WILLIAM B. CARPENTER, M.D., F.R.S., F.G.S., 



AUTHOR OF "PRINCIPLE* OF GENF.RAL AM* COMPARATIVE PHYSIOLOGY," AND 

 OF ''PRINCIPLES OF HUMAN PHYSIOLOGY." 



IN TWO VOLUMES. 

 VOL. I. 



LONDON: 

 WM. S. ORR AND Co,, PATERNOSTER ROW. 



MDCCCXLYIII, 



