PLATE 1 



EXPLANATION" OF FIGURES 



.") (a) Typical chromophile and (b) typical chromophobe from the pars dis- 

 talis. Shown in their natural relation. X 1800. 



(i Two "orange G staining cells' from the same lobe. X 1800. 



7 Group of cells showing densely and sparsely granular cells in an alveolus 

 in the pars distalis. X 1800. 



8 Four chromophiles from the pars distalis in varying degrees of granulation. 

 X 1800. 



9 Hyaline cyst from the pars distalis. This cyst is bordering on the residual 

 lumen 1. X 1800. 



10 Granular cyst from the pais distalis containing fragments resembling 

 cytoplasmic and nuclear remnants. X 1800. 



11 Arrangement of the cell elements aboul a blood-vessel. Nol all of the 

 cells are represented. X 1800. 



20G 



