vjii TABLE OF CONTENTS 



PAGE 



D. HEART MUSCLE 92 



E. SMOOTH MUSCLE TISSUES 97 



F. PECULIAR FORMS OF MUSCLE . 102 







CHAPTER IX 



!' THE ELECTRIC TISSUES . . . ....... 105 



B. THE ELECTRIC TISSUES OF ELASMOBRANCH FISHES .... 108 



C. HlSTOGENESIS OF THE ELECTRIC TISSUES OF ELASMOBRANCHS . . 113 



D THE ELECTRIC TISSUES OF TELEOST FISHES ..... 115 



CHAPTER X 



THE TISSUES OF LIGHT PRODUCTION ........ 122 



CHAPTER XI 



THE TISSUES OF HEAT PRODUCTION ........ 141 



CHAPTER XII 



A. THE CIRCULATORY TISSUES FOR DISTRIBUTION AND COLLECTION . 143 



B. THE CIRCULATORY CHANNELS ........ 149 



C. THE CIRCULATORY MEDIA ......... 162 



D. THE BLOOD-FORMING GLANDS ........ 166 



CHAPTER XIII 



A. THE NERVE TISSUES: THE NEURON ..... . . 174 



B. THE NERVE CELL ........... 179 



C. THE NERVE FIBER ........... 187 



D. THE MOTOR NERVE ENDING ......... 191 



E. NEUROGLIA AND GANGLION STRUCTURE ...... 196 



F. THE TISSUES OF TOUCH OR TACTILE TISSUES . . . . . 200 



G. THE TISSUES OF EQUILIBRATION OR STATIC TISSUES .... 207 



H. THE TISSUES OF HEARING OR AUDITORY TISSUES . . . .215 



I. THE TISSUES OF SIGHT OR VISUAL TISSUES ...... 224 



J. THE TISSUES OF TASTE AND SMELL OR GUSTATORY AND OLFACTORY 



TISSUES ............ 258 



CHAPTER XIV 



PIGMENT TISSUES ..... . ...... 269 



CHAPTER XV 



A. THE ALIMENTARY TISSUES : INTRA-CELLULAR FORMS OF DIGESTION . 279 



B. MASTICATION ............ 287 



