ILLUSTRATIONS 



Suggestion of a Genealogical Tree of Animals 



Frontispiece 



PAGE 



Figure 1. Saturn and Its Ring 4 



Figure 2. Nebulae 6 



Figure 3. The New Zealand "Lizard" 54 



Figure 4. Skeleton of Extinct Reptile, Iguanodon 



bernissartensis 56 



Figure 5. Indication of Pedigree of Elephants, as 



Shown in a Series of Skulls 60 



Figure 6. Amphioxus or the Lancelet 62 



Figure 7. Skeleton of Right Whale 72 



Figure 8. Peripatus : An Archaic Type 76 



Figure 9. Balanoglossus, a Connecting Link 78 

 Figure 10. Evolution and Development of Nerve 



Cells 82 



Figure 11. Appendix Vermiformis in Rabbit and 



in Man 84 



Figure 12. Young Form of Rosy Feather-Star 88 



Figure 13. Evolution among Poultry 92 



Figure 14. Evolution among Pigeons 94 



Figure 15. Evolution in Paludina 96 



Figure 16. Hypothetical Ancestor of Birds 98 



