XfNo^rf-; LECTURES 



^0(J I. 



COMPARATIVE ANATOMY AND PHYSIOLOGY 



INVERTEBRATE ANIMALS, 



DELIVERED AT THE ROYAL COLLEGE OF SURGEONS, 



IN 1843. 



BY RICHARD OWEN, F.R.S, 



HUNTERIAN PROFESSOR TO THE COLLEGE. 



NOTES TAKEN BY WILLIAM WHITE COOPEK, M.R.C.S. 



AND 



REVISED BY PROFESSOR OWEN. 



ZIiXiVSTRATES BY TTVIMCEROVS VTOOSCVTS. 



LONDON: 



PRINTEU FOR 



LONGMAN, BROWN, GREEN, AND LONGMANS, 



PATERNOSTER-ROW. 

 1813. 



