. Journal of anatomy. , is wide from sideto side, and is undivided posteriorly. The ventral wall is thin (fig. 16), itsdorsal wall thicker. A short conical infundibular process is present, fitting in between thetwo halves of the bifid caudal extremity of the distal lobe. Its walls, likethose of the brain generally, consist simply of undifferentiated cells, uni-formly distributed through its thickness. (—Thc infundibular process The Development of the Hypophysis Cerebri, etc., in Marsupialia 201 is not shown in the longitudinal section figured, owing to the obliquity ofthe sectional plane.)
. Journal of anatomy. , is wide from sideto side, and is undivided posteriorly. The ventral wall is thin (fig. 16), itsdorsal wall thicker. A short conical infundibular process is present, fitting in between thetwo halves of the bifid caudal extremity of the distal lobe. Its walls, likethose of the brain generally, consist simply of undifferentiated cells, uni-formly distributed through its thickness. (—Thc infundibular process The Development of the Hypophysis Cerebri, etc., in Marsupialia 201 is not shown in the longitudinal section figured, owing to the obliquity ofthe sectional plane.) A small remnant of oral plate (fig. 17, ) is present, arising from thepostero-ventral wall of the proximal lobe. The narrowing of Rathkespouch has occurred in such a way as to carry this remnant of oral platewithin the opening of the pouch so that a remnant of Seessels pocket (). Fig. 16,—Stage IV. Trichosiirus vulpeciila(XII. 02). Transverse section throughhypophysis. SI. 5-2-8. , distal lobe; Dien., diencephalic floor; L.,lumen; 51., mesenchyme ; , iiroxinial lohe;., Seessels pocket.
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectanatomy, bookyear1867
