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TABLE XXXI. 



Systematic Survey of the Development of the Human Ejo. 



L Systematic Survey of those parts of the Human Eye which develop from the first of tho 

 Secondary Germ-layers, the Skin-sensory Layer. 



A. 



Products of the - 



Marrow-plate 



Nerous opticus 

 Retina 



Products of the 



Horn-plate 



(I. Stem of the primary 1. Optic nerve 

 eye-vesicle 



2. Inner (inverted) part of 2. Retina 

 the primary eye- 

 vesicle 



3. Outer (uiiinverted) part 3. Screen, or pig- Pigmentosia (lamina 



of the primary eye- ment-coat pigmeitti') 



vesicle 



r4. Vesicle separated from 4. Crystalline lens Lens crystallina 

 the horny plate 



5. Outer epidermic skin 



5. Connective mem- Conjunctiva 

 brane 



6. Inverted portions of the 6. Tear-glands 

 epidermic skiu 



GlandulcB lacrymalei, 



[I. Systematic Survey of thosp parts of the Human Eye which develop from the second of the 



Secondary Germ-layers, the Skin-fibrous Layer. 



'7, 8. Ledge-like process of 7, Vitreous body Corpus vitreum 



the corium on the 8. Vascular mem- Capsula vasculosa 



lower side of the pri- brane of the corporis vitrei 

 mary eye-vesicle vitreous body 



Products of the 

 Leather-plate 



Products of the 



Skull-plate 



9. Central vessels of Vasa centralia 

 the retina retinoB 



9. Continuation of the 

 corium process 



10. Pupillary membrane, 10. Vascular m^m- Capsula vasculosa 

 with its capsule brane of the lentis crystallina 



11. Folds of the leather 11. Eyelids 

 ^ skin {coiiuni) 



ralpebrjb 



.12, 13. Vascular mem- 12, Vascular mem- Choroilea 

 brane of the eye- brane 



ball (capsula vas- 13. Rainbow mem- Iris 

 culosa bulbi)) brane 



14, 15. Fibrous membrane 14. Protective mem- aclerotioa 

 of the eyeball (cap- brane 



sula fibrosa bulbi) 15. Homy membrane Corneii 



