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TABLE VII. 



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

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



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/ 



A. 



Outer Primary 

 Germ-layer. 



Skin-layer. 



(Animal 



Germ-layer, 



Baer.) 



Exoderma. 



Lamina 

 dermalis, IT. 



a. 



First 



secondary 



germ-layer. 



Skin-sensory 

 layer. 



(Skin-stratum, 

 Baer.) 



Lamina 



neurodermalis, 



H. 



Horn-plate. 



Lamella ceratina. 



II. 



Marrow- plate. 



Lamella medullaris. 



III. 



Primitive kidney 

 plate. 



Lamella renalis. 



1. Outer-skin {epidermis). 



2. Appendages of the epi- 



dermis (hair, nails, etc.). 



3. Glands of the epidermis 



(perspiratory, sebaceous, 

 lacteal glands). 



4. Spinal marrow ) medullary 



5. Brain / tube. 



6. Organs of the senses (es- 



sential part). 



1. Primitive kidneys (?) and 

 the outlets, which arise 

 from them for the sexual 

 products (perhaps from 

 the skin-fibrous layer ? ?) 



5. 



Second 



secondary 



germ-layer. 



Skin-fibrous 

 layer 



(Flesh-stratum, 

 Baer.) 



Lamina 

 inodermalis, H. 



IV. 



Leather-plate, 



Lamella coriaria. 



V. 



Flesh -plate. 

 Lamella carnosa. 



True skin (corium) and 

 skin-muscle stratum ? 



9. 



10. 



Trunk - muscle stratum 

 (side muscles of the 

 trunk, etc.). 



Inner skeleton (chonl, ver- 

 tebral column, etc.). 



11. Exocoelar.?(parietaicoelom- 

 epithelium). 



12. Male germ-epithelium (ru- 

 dimentary testes) ? ? 



Body- Cavity (Cte?o;na): A space between the skin-layer 

 the body- wall and the intestinal wall, filled with ly 



and the intestinal layer, between 

 mph (colourless blood). 



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B. 



Inner 



Primary 



Germ-layer. 



Intestinal 

 layer. 



(Vegetative 



Germ-layer, 



Baer.) 



Entoderma. 



Lamina 

 gastralis, H. 



c. 



Third 



secondary 



germ-layer. 



Intestinal- 

 fibrous layer. 



(Vascular-stra- 

 tum, Baer.) 



Lamina ino- 

 gastralis, H. 



VI. 



Vascular plate. 



Lamella vasculosa. 



VII. 



Mesentery-plate . 

 Lamella mesenterica. 



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13. Female germ-epithelium 

 (rudimentary ovary) ? ? 



14. Endoccelar ? (visceral coe- 

 lum-epithelium). 



15. Main blood-vessels (heart, 



primitive arteries, prim- 

 itive veins). 



16. Blood-vessel glands (lym- 



phatic glands and 

 spleen). 



IT. Mesentery (mesenterium). 

 18. Intestinal - muscle wall 



(and fibrous intestinal 



membranes). 



d. 



Fourth 



secondary 



germ-layer. 



Intestinal- 

 glandular 

 layer. 



(Mucous-stra- 

 tum, Baer.) 



Lamina myco- 

 gastralis, H. 



VIII. 



Mucous plate. 

 Lamella mucosa. 



19. Intestinal epithelium. (In- 

 ner cell-coating of the 

 intestinal tube.) 



20. Intestinal gland epiiho- 

 Hum. (Inner cell-coat- 

 ing of the intestinal 

 glands.) 



