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68 EMBRYOLOGY OF THE DENTAL TISSUES.
Ficj. 50.
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^^'
Section of jaw, embryo of rabbit; penn.i n developing under the temporary molar:
1, enamel of temporary tooth ; 2, dental pulji ; Z, developing alveolar wall ; 4, permanent den-
tin germ. (Section by Dr. Sudduth.)
Fig. 51.
'*h
gEii;4f-=
Section of developing tooth of human embryo ( • lOOii) : a, large nucleated cells of middle layer
(reticulum) of enamel organ ; h, stratum intermedium ; c, ameloblasts. (Dr. J. Leon Williams'
specimen.)
