( 327 ) 



' TABLE VII. 



Systematic Survey of the Development of the Organic Systems of Man from 

 the Germ-layers. (Cf. Plates IV. and V.) 



Body-Cavity (Ctotoma): A space between the skin-layer and the intestinal layer, between 

 the body-wall and the intestinal wall, filled with lymph (colourless blood). 



