LIST OF GENETIC TABLES. 



TABLE PAGE 



I. Systematic Survey of the main brandies of Biogeny ... 24 

 II. Systematic Survey of the constituent parts of the one- 

 celled germ-form before and after fertilization ... 183 



III. Systematic Survey of the most important diflerences in 



the egg-cleavage and gastrulation of animals . . . 241 



IV. Systematic Survey of the five first germinal stages of 



animals, with reference to the four main forms of 

 egg-cleavage ... ... ... ... ... 242 



V. Systematic Survey of some of the most important obser- 

 vations in the rhythm of egg-cleavage ... ... 243 



VI. Systematic Survey of some of the most important organs 

 of the ideal Primitive Vertebrates, and their de- 

 velopment from the germ-layers ... ... ... 273 



VIL Systematic Survey of the development of the human 



organ-systems from the germ-layers ... ... 327 



VIII. Systematic Survey of the most important section of 



human germ-history ... ... ... ... 402 



IX. Systematic Survey of the most important homologies 

 between the embryo of Man, and the embryo of 

 the Ascidian and the Amjihioxus in a corresponding 

 stage of development, on the one hand, and the 

 developed Man on the other ... ... ... 465 



X. Systematic Survey of the relationship in form of the 

 Ascidian and Amphioxus on the one hand, of the Fish 

 and ]\Ian on the other, in a fully developed condition 4G6 



XI. Ontogenetic cell pedigree of the Amphioxus ... ... 407 



