xiv TABLE OF CONTENTS. 



PAGB 



2. Cervical Portion of the Sympathetic ..... 887 



3. Dorsal Portion of the Sympathetic , . . . . 891 



4. Lumbar Portion of the Symp^ithetic ..... 892 



5. Sacral Portion of the Sympathetic ..... 893 

 Differential Characters in the Great Sympathetic of the other Animals . 894 



Comparison of the Great Sympathetic of Man with that of Animals . . 894 



ChapterlV.— The Nervous System of Birds . . . . .894 



BOOK VII. 

 APPARATUSES OF SENSE. 



Chapter I.— Apparatus of Touch ..... 

 Article I. — The Skin ...... 



Article II. — The Appendages of the Skin . .. • 



Hairs . . . . • • . 



Horny Productions . . . • » « 



1. The Hoof of Solipeds . . . 



a. The Parts contained in the Hoof .... 



b. Description of the Hoof .... 



2. The Claws of Ruminants and Pachyderms . . • 



3. The Claws of Carnivora ..... 



4. The Frontal Horns . . . .' . . 



5. The Chestnuts ...... 



(6. The Ergots). ...... 



Chapter II.— Apparatus of Taste .... 



Differential Characters in the Apparatus of Taste in the other Animals 

 Comparison of the Apparatus of Taste in Man with that of Animals 

 Chapter III. — Apparatus of Smell ..... 

 Chapter IV.— Apparatus of Vision .... 

 Article I.— Essential Organ of Vision, or Oodlar Globe 

 Membranes of the Eye ..... 



A. Fibrous Membranes ...... 



1. The Sclerotica ...... 



2. The Cornea ...... 



B. Musculo-vascular ..... 



1. The Choroid Membrane ..... 



2. The Iris ...... 



C. Nerve Membrane . . .... 



3. The Eetina ...... 



The Media of tlie Eye ...... 



1. Crystnlline Lens ....»• 



2. Vitreous Humour ...... 



3. Aqueous Humour ..... 

 Article II. — Accessory Organs of the Visual Apparatus 



Orbital Cavity ...... 



Muscles of the Globe of the Eye . . . • • 



Protective Organs of the Eye ..... 



1. Eyelids .....•• 



2. Membrana Nictitans ..... 

 Lachrymal Apparatus ...••• 

 Differential Characters in the Visual Apparatus of the other Animals 



Comparison of the Visual Apparatus of Man with that of Animals . 

 Chapter V.— Auditory Apparatus .... 

 Article I. — Internal Ear, or Labyrinth .... 

 The Osseous Labyrinth ..... 



1. The Vestibule . . . . . - . 



2. The Semicircular Canals . . . • 



899 



899 

 904 

 904 

 907 

 908 

 908 

 914 

 921 

 921 

 922 

 922 

 922 

 922 

 924 

 924 

 924 

 925 

 926 

 927 

 927 

 927 

 928 

 929 

 929 

 932 

 933 

 933 

 936 

 936 

 937 

 9H8 

 938 

 938 

 939 

 941 

 941 

 943 

 944 

 946 

 947 

 947 

 947 

 947 

 948 

 948 



