PLATE 2 
EXPLANATION OF FIGURES 
7 Longitudinal median section of gizzard, showing the heavy teeth, the 
cushions behind them, the folds of the posterior part, and the passage to the 
stomach; also the circular sphincter muscles of the anterior and posterior regions 
and two of the longitudinal muscle bands. Flemming. Iron haematoxylin and 
picro-fuchsin. 35 diam. 
8 Transverse section of anterior gizzard, showing the teeth and the sur- 
rounding circular muscles, also the six longitudinal muscle bands in cross sec- 
tion. For details of the region between the teeth see figure 9. Flemming. Acid 
fuchsin, 35 diam. 
9 Transverse section of the secondary and tertiary teeth of the anterior 
gizzard; showing also the epithelium and circular muscles. Flemming. Acid 
fuchsin. 90 diam. 
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