FIGURE 1.9. A LARGE BRANCHING NERVE-CELL.
FIGURE 1.10. BLOOD-CELLS.
FIGURE 1.11. INDIRECT OR MITOTIC CELL-DIVISION.
FIGURE 1.12. MOBILE CELLS.
FIGURE 1.13. OVA OF VARIOUS ANIMALS.
FIGURE 1.14. THE HUMAN OVUM.
FIGURE 1.15. FERTILISED OVUM OF HEN.
FIGURE 1.16. A CREEPING AMOEBA.
FIGURE 1.17. DIVISION OF AN AMOEBA.
FIGURE 1.18. OVUM OF A SPONGE.