LIST OF WOODCUTS. 



nOJBB 



PAGE 



1. Human egg-cell • • 



122 



2. Human liver-cell • 



124 



3. Epithelium cell from tongue 124 



4. Thorny cells of epidermis 



125 



5. Human bone-cells 



126 



6. Enamel cells of tooth 



126 



7. A mind-cell 



128 



8. Blood-cells in process of 





division • . 



131 



9. Active lymph-cells . 



132 



10. Primitive eggs of various 





animals . . . 



, 134 



11. Mammalian egg-cell . 



. 136 



12. Egg-cell of Hen 



. 139 



13. An Amoeba 



. 142 



14. Egg-cell of a Chalk-sponge 



; 144 



15. Blood-cells absorbing mat 





ter 



. 145 



16. Blood-cells dividing . 



. 159 



17. Sperm-cells (seed-cells) 



. 173 



18. Fertilization of mammaliai 



i 



egg ... 



. 175 



19. Monerula of Mammal 



. 179 



20. Moneron dividing • 



. 180 



12. Cytula of Mammal • 



. 181 



22. Germination of a Coral 



23. Gastrulaof Gastrophysema 



24. Gastrula of Sagitta . 



25. Gastrula of Uraster . 



26. Gastrula of Nauplius 



27. Gastrula of Limnaeus 



28. Gastrula of Amphioxus 



29. Gastrula of Olynthus 



30. Cells of primary germ 



layers 



31. Cleavage of Frog's egg 

 32-35. Gastrulation of the Toad 



36. Monerula of Eabbit . 



37. Cytula of Eabbit 



38. Kabbit-egg with two cells 



39. Eabbit-egg with four cells 



40. Eabbit-egg with eight cells 



41. Gastrula of Eabbit . . 



42. Egg of an Osseous Fish . 



43. G astrula of an Osseous Fish 



44. Egg-cell of Hen 



45. Egg-cleavage of Bird 



46. Mulberry-germ of Chick . 



47. Bladder-germ of Chick 



48. Invaginated germ of Chick 



FAOB 



190 

 193 

 193 

 193 

 193 

 193 

 193 

 195 



198 

 203 

 206 

 210 

 210 

 210 

 212 

 212 

 213 

 217 

 219 

 223 

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 228 

 228 



