| Fig. | Page | |
|---|---|---|
| 150 . | Comparative diagram of the various modes of bisection of a prismatic sector | 365 |
| 151 . | Diagram of the further growth of the two halves of a quadrantal cell | 367 |
| 152 . | Diagram of the origin of an epidermic layer of cells | 370 |
| 153 . | A discoidal cell dividing into octants | 371 |
| 154 . | A germinating spore of Riccia (after Campbell), to shew the manner of space-partitioning in the cellular tissue | 372 |
| 155 ,ã6. | Theoretical arrangement of successive partitions in a discoidal cell | 373 |
| 157 . | Sections of a moss-embryo (Kienitz-Gerloff) | 374 |
| 158 . | Various possible arrangements of partitions in groups of four to eight cells | 375 |
| 159 . | Three modes of partitioning in a system of six cells | 376 |
| 160 ,ã1. | Segmenting eggs of Trochus (Robert), and of Cynthia (Conklin) | 377 |
| 162 . | Section of the apical cone of Salvinia (Pringsheim) | 377 |
| 163 ,ã4. | Segmenting eggs of Pyrosoma (Korotneff), and of Echinus (Driesch) | 377 |
| 165 . | Segmenting egg of a cephalopod (Watase) | 378 |
| 166 ,ã7. | Eggs segmenting under pressure: of Echinus and Nereis (Driesch), and of a frog (Roux) | 378 |
| 168 . | Various arrangements of a group of eight cells on the surface of a frogãs egg (Rauber) | 381 |
| 169 . | Diagram of the partitions and interfacial contacts in a system of eight cells | 383 |
| 170 . | Various modes of aggregation of eight oil-drops (Roux) | 384 |
| 171 . | Forms, or species, of Asterolampra (Greville) | 386 |
| 172 . | Diagrammatic section of an alcyonarian polype | 387 |
| 173 ,ã4. | Sections of Heterophyllia (Nicholson and Martin Duncan) | 388, 9 |
| 175 . | Diagrammatic section of a ctenophore ( Eucharis ) | 391 |
| 176 ,ã7. | Diagrams of the construction of a Pluteus larva | 392, 3 |
| 178 ,ã9. | Diagrams of the development of stomata, in Sedum and in the hyacinth | 394 |
| 180 . | Various spores and pollen-grains (Berthold and others) | 396 |
| 181 . | Spore of Anthoceros (Campbell) | 397 |
| 182 ,ã4,ã9. | Diagrammatic modes of division of a cell under certain conditions of asymmetry | 400ã5 |
| 183 . | Development of the embryo of Sphagnum (Campbell) | 402 |
| 185 . | The gemma of a moss ( do. ) | 403 |
| 186 . | The antheridium of Riccia ( do. ) | 404 |
| 187 . | Section of growing shoot of Selaginella , diagrammatic | 404 |
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