• « • 



Vlll 



66. 



79- 



LIST OF ILLUSTRATIONS. 



58. Phases in the Life-history of Monads and Amoeba 



59. Similar Organisms, segmenting into brown Fungus-germs 



or developing into AmoeLos 



« « 



« • 



60. Segmentation of Embryonal Areas into Fungus-germs .. 



61. Mode of Origin and Development of an Embryo of un- 



certain nature 



62. Ciliated Infusoria 



Fungus with minute 



spores, found in a closed flask 



(Pouchet) 



• • 



« » 



67. Development of Embryos in Paramecium (Cohn) 



68. Development of Embryos in dying Kerona (Pouchet) .. 



69. Pouchet's Apparatus for showing that Ciliated Infusoria 



are derived from the Pellicle 



* • 



of Plants (Trecul) 



» • 



72. Illustrating the Development of Botrytis Bassiana in the 



Blood of Animals suffering from Muscardine (Guerin- 



Meneville) 



• * 



73. More developed form of Botrytis Bassiana as it grows 



through the Tissues (Audouin) 



• « 



74. Psorosperms and their Mode of Development (Balbiani).. 



75. Heterogenetic Origin of Monads from Nitella (Carter) 



76. Mode of Origin of Trichomonas, and its Transformation 



into Actinophrys and Amoeba (Nicolet) 



77. Formation of Pythium and of Astasise within cells of 



Spirogyra (Carter) . . 



78. Transformations of Vaucheria protoplasm .. 



Page 

 220 



I 

 I 



22) 

 232 



• • •• •• •• •• ••2 ^0 



■« •• •• •• •• •• 2^0 



63. Mode of Origin of Paramecia from the Pellicle, after Pouchet 240 



64. Mode of Origin of Paramecia .. .. .• "HI 



65. Mode of Origin and Development of Vorticellse (Pineau) 253 



Transformations 



80. Higher Transformations of the substance of Nitella 



r 



81. Transformations of Chlorophyll Corpuscles 



287 

 294 



295 



300 I 



70. Conversion of Milk-globules into Fungus-germs (Turpin) 313 



71. Origin of Amylobacter within cells and laticiferous vessels 



319 



327 



329 



355 

 379 



384 



• • 



39^ 



397 



403 



405 

 409 



^ 



82 



83 



diodes 

 Origin 



of] 



84' 

 85 



(Gros) 

 Resolution 



Origin of ^ 

 Euglen^ 



86, 



Modes 



of( 



8 



1 



88 

 89 



Developme; 

 (Nicolet;) 



Mode of C 



Arcellge an 

 (Gros) 



Transform; 

 Conversior 



Origin of 

 Transfo: 



Transform 

 the 'wi 



94. Origin of 



95. Developn 



96. Homoger 



90 



91 

 92 



93 



c. 



^\ Sarcina ; 



Ammo: 

 ^' Mass of i 



and Sc 



Embryon 

 Carboi 



Sporaugii 



Spiral J 

 Solutic 



Spores a 



d. 



e. 



/. 



