Erklärung der Albbildimgen. 



Taf. I. 



Fig. 1. Spores of the Crypta syphilitica. 



Fig. 2. Embryonic filaments of same. 



Fig. 3. 4. Filaments of same farther advanced in development. 



Fig. 5. Mature plants of the C. sj'philitica as they appear in the beds of 

 chancres. 



Fig. 6. Outline of a mature plant regularly coiled. This coiled state of the 

 plant is occasionally found in the blood in old cases. At fig. 6 are also 

 seen spores and embryonic lilaments. 



Fig. 7. Mature and embryonic filaments and spores as they appear frequentlv 

 in the blood. 



Fig. 8. Knot of embryonic filaments and spores in the blood. This vege- 

 tation is some-times met with in the blood in little knots and masses re- 

 sembling emboli. 



Fig. 9. 10. Spores of C. gonorrhoea. 



Fig. 11. Spores of same developing in pus-cell. 



E'ig. 12. Spores of same developing in nucleus of parent epithelial cell. 



Fig. 13. Embryonic filaments of same. 



Fig. 14. 15. Advanced and mature filaments of same. 



Fig. 16. Filaments covered with spores of same. 



