CONTENTS, xi 



PACK 

 MUSCLES OF THE VISCEKAL SKELETON' AND HEAD 118 



of Fishes 118 



of Amphibia 119 



of Amniota 120 



MUSCLES OF THE APPENDAGES 121 



DIAPHRAGM 122 



Bibliography 122 



D. ELECTRIC ORGANS - 124 



Bibliography 128 



E. NERVOUS SYSTEM -129 



I. THE CENTRAL NERVOUS SYSTEM 129 



1. THE SPINAL CORD 129 



2. THE BRAIN (general description and development) 131 



MEMBRANES OF THE BRAIN AXD SPINAL COBD 135 



The Brain of Cyclostomi 136 



of Elasmobranchii 137 



of Teleostei 139 



of Ganoidei, Dipnoi, and Amphibia 142 



of Reptiles 144 



of Birds 147 



of Mammals 148 



II. PERIPHERAL XERVOUS SYSTEM 151 



SPINAL NERVES 152 



CRANIAL NERVES 153 



SYMPATHETIC 160 



SUPRARENAL BODIES 161 



Bibliography 162 



III. SEXSORY ORGANS (general description) 162 



8KS8E-ORGANS OF THE INTEGUMENT 163 



Rod-shaped Organs of Fishes, Dipnoi, and Amphibia, Segmental 



Sense-Organs 163 



End-Bulbs 166 



Terminal Ganglion-Cells 167 



Bibliography 169 



OLFACTORY ORGAN (general description and development) 170 



of Fishes 171 



of Dipnoi and Amphibia 172 



of Reptiles 174 



of Birds 175 



of Mammals 176 



JACOBSOK'S ORGAN 177 



THE SPOUTING APPARATUS OF GYMNOPHIONA 179 



Bibliography 180 



