Hygienic Laboratory, Bulletin 46. 
Plate XVII. 
■ PARASITES DRAWN FROM SECTIONS OF MITES. STAINED WITH IRON 
HEMATOXYLIN. 
Fig. 1.— Large sporont.- Figs. 2-3. — Sporonts Avith daughter nuclei. 
Fig. 4. — Early bud formation. Fig. 5. — Segmentation into sporo- 
blasis almost complete. Fig. 8. — Complete segmentation into 
sporoblasts. Stages shown in figs. 4, 5, and 6 are numerous in 
PI. XL Drawn with camera lucida. 
