Xll CONTENTS. 



Of the Formation of the Teeth of the Horse 141 



Of the Relation of Teeth to Food 143 



Of Eating 143 



Of Drinking 144 



Of the GCsophagus 144 



Of the Stomach 1 144 



Of Digestion 146 



Of the Intestines 148 



Of Air in the Bowels 150 



Of the Excrements 150 



Of the Ahsorbents 151 



Of the Lymphatic Glands 153 



Of the Natural Lubricating Fluids 154 



Of the Organs of Secretion 155 



Of the Liver 155 



Notes and Queries on Bile 156 



Of the Gall-bladder 157 



Of the Pancreas 158 



Of the Kidneys 2 158 



Notes and Queries on the Kidney 162 



Of parts whose uses are not known [Supra-renal bodies and Spleen] . . 162 



Of the Oil or Fat 163 



Of the Brain and Nerves 163 



Sensibility arising from involuntary actions of Voluntary Parts 166 



Of the Senses. 



Of Seeing 166 



Of the Orbits 167 



Of the Choroid Coat 168 



Of Motion of the Iris 168 



Of the Flatness of the Bottom of the Eyes 168 



Of the Size of Eyes in different Animals 168 



On Squinting 169 



Of the Gutta Serena 169 



Of the Organ of Hearing 3 171 



Of Hearing 175 



Of the Effects of Sound upon Animals 176 



Of the Organ of Smell l 177 



Of Smelling 179 



Of the Organ of Taste s 180 



Of the Progress of the Senses, especially Taste 182 



Relative Durability of Impressions in the different Organs of Sense .... 182 



Of the Organ of Touch 6 182 



Of the Voices of Animals 183 



1 [Physiological Catalogue, vol. i. p. 112.] - [lb. vol. ii. p. 111.] 



3 [lb. vol. iii. p. 100.] 4 [lb. vol. iii. p. 85.] 



5 [lb. vol. iii. p. 61.] 6 [lb. vol. iii. p. 53.] 



