FIGURE 2.328. PIECE OF THE DORSAL CORD.
FIGURES 2.329 AND 2.330. DORSAL VERTEBRAE.
FIGURE 2.331. INTERVERTEBRAL DISK.
FIGURE 2.332. HUMAN SKULL.
FIGURE 2.333. SKULL OF NEW-BORN CHILD.
FIGURE 2.334. HEAD-SKELETON OF A PRIMITIVE FISH.
FIGURE 2.335. SKULLS OF NINE PRIMATES.
FIGURES 2.336 TO 2.338. EVOLUTION OF THE FIN.
FIGURE 2.339. SKELETON OF THE FORE-LEG OF AN AMPHIBIAN.
FIGURE 2.340. SKELETON OF GORILLA'S HAND.