ENTAMCEBA HISTOLYTICA 



201 



^><8A 



■7 



iTk 



^ 



/4 



i5 



fZ 



/J 



'# 



Fig. 96. — Entamoeba histolytica: Encysted Forms ( x 2,000). (Original.) 



1. Form with one nucleus and vacuole. 2. Form with one nucleus and chromatoid bodies. 



.3. Form with one nucleus, large vacuole, and chromatoid bodies. 



4. Irregularly shaped form with single nucleus, large vacuole, and chromatoid bodies. 



5. Form with dividing nucleus. 



6. Binucleated form without vacuole or chromatoid bodies. 



7. Binucleated form with chromatoid bodies. 



8. Binucleated form with numerous chromatoid bodies. 



9. Form with four nuclei and chromatoid bodies. 



10. Form with four nuclei, chromatoid bodies, and vacuoles with inclusions. 



11. Form with four nuclei and two chromatoid bodies. 12. Form with four nuclei alone. 

 13. Form with six nuclei, two of the original four having divided. Similarly, forms with eight 



nuclei occasionally occur. 14-16. Forms belonging to a small race. 



