432 E. A. BAUMGARTNER 
Fig. 31 Transverse section of a portion of the hypophyseal anlage of a 7.5 
mm. embryo. (H.E.C. 1503). X 500. 8B, region’ of brain; P, premandibular 
somite. 
Fig. 32 Sagittal section of the roof of the anterior lobe in a 21 mm. embryo. 
(H.E.C. 1493). > 450. R, roof of anterior lobe; Med, medial connection of in- 
ferior lobes; P, pigment granules. 
