TOOTH FOLLICLE AND ITS CONNEXIONS 329 



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FIG. 219. Epithelial sheath beneath root in nearly completed 

 tooth. Network of epithelial cells. ( x 250. ) 



FIG. 220. Bands of epithelial cells of Hertwig's sheath 

 beneath root of growing tooth. ( x 250.) 



epithelium passes directly across beneath the two root tips. 

 In this interval between the roots the sheath is often seen 

 to form a very dense network, and scattered epithelial 



