PLATE III. 



Empusa Grylli. 



FiounE 23. Young hyphal body (X 750). 



Figure '24. Upper portion of conidiophore, showing the formation of the con- 

 idiiim (X750). 



Figure 25. Mature conidium (X 1000). 



Figure 26. Young azygospore, showing a stage in tlie passage of the contents 

 of the liyphal body into the young spore (X 750). 



Figure 27. Young azj'gospore, before the formation of the cross-wail, showing 

 the multi-nucleate condition and the attached empty hyphal body (X 750). 



Figure 28. Mature azygospore, just after formation (X 750). 



Figure 29. Mature azj'gospore, three months after formation, showing that no 

 changes in the nuclei have taken place (X 750). 



Figure 30. Encysted hyphal body ; poor fixation due to the thick and resistant 

 wall (X 750). 



