xx LIST OF ILLUSTRATIONS 



FIG. PAGE 



23. Oxytricha flava 120 



24. Opalina ranarum 122 



25. Vorticella 127 



26. Zoothamnium arbuscula 134 



27. Zoothamnium, various species 138 



28. Diagram illustrating the Origin of the Species of Zootham- 



nium by Creation . . 142 



29. Diagram illustrating the Origin of the Species of Zootham- 



nium by Evolution 144 



30. Kotalia 149 



31. Diagrams of Foraminifera . 150 



32. Alveolina qttoti 151 



33. Lithocircus annularis 152 



34. Actinomma asteracanlhion . 153 



35. Diagrams of a Diatom and shells of Navicula and Aulaco- 



discus 156 



36. Mucor mucedo and M. stolonifer 159 



37. Moist Chamber 163 



38. Vaucheria 170 



39. Caulerpa scalpelliformis -. . . 175 



40. Penicillium glaucum 186 



41. Agaricits campestris 192 



42. Spirogyra 195 



43. Monostroma bullosum and M. laceratum 202 



44. Nitella, general structure 204 



45. Nitella, terminal bud : 209 



46. Nitella, spermary '. 212 



47. Nitella, ovary 214 



48. Chara, pro-embryo 216 



49. Hydra viridis and H. fttsca, external form 219 



50. Hydra, minute structure 223 



51. Hydra, nematocyst and nerve-cell 225 



52. Hydra viridis, ovum 232 



53. Eougainvillea ramosa 235 



54. Eucopella, portion of tentacle 237 



