Xll 
CONTENTS. 
CHAPTER XI. 
PAGE 
On Sensation, and the Organs of the Senses.387 
SENSE OF TOUCH.390 
SENSE OF TASTE.395 
SENSE OF SMELL.398 
SENSE OF HEARING.401 
SENSE OF SIGHT.413 
CHAPTER XII. 
Of Animal Motion, and its Instruments.443 
CONTRACTILE TISSUES.—MUSCULAR CONTRACTILITY . . 444 
APPLICATIONS OF MUSCULAR POWER.—BONES AND JOINTS . 453 
MOTOR APPARATUS OF MAN.—SKELETON AND MUSCLES . 464 
OF THE ATTITUDES OF THE BODY, AND THE VARIOUS KINDS 
OF LOCOMOTION . 489 
CHAPTER XIII. 
Of the Production of Sounds : Voice and Speech .... 513 
CHAPTER XIV. 
Of Instinct and Intelligence.525 
MANIFESTATIONS OF INTELLIGENCE.546 
CHAPTER XV. 
Of Reproduction . *.552 
GEMMIPAROUS OR NON-SEXUAL REPRODUCTION .... 553 
SEXUAL REPRODUCTION, OR GENERATION.557 
