FIGURE 2.317. THE HUMAN EYE.
FIGURE 2.318. EYE OF THE CHICK EMBRYO.
FIGURE 2.319. SECTION OF EYE OF A HUMAN EMBRYO.
FIGURE 2.320. THE HUMAN EAR.
FIGURE 2.321. THE BONY LABYRINTH.
FIGURE 2.322. DEVELOPMENT OF THE LABYRINTH.
FIGURE 2.323. PRIMITIVE SKULL OF HUMAN EMBRYO.
FIGURE 2.324. RUDIMENTARY MUSCLES OF THE EAR.
FIGURES 2.325 AND 2.326. THE HUMAN SKELETON.
FIGURE 2.327. THE HUMAN VERTEBRAL COLUMN.