Plates-Figures. 



Plate V. 



Fig. 1. Eeconstruction showing the relation of the hypophysis in the adult cat to 

 the diencephalen (in sagittal view). — 1, third ventricle; 3, optic chiasm; 

 5, corpora mammillaria : 6, area premammillaris ; 8, recessns infnndibuli; 

 9, eminentia saccularis; 9a, ventro-cephalic s^^rface of eminentia saccularis; 

 9b, caudal surface of eminentia saccularis; 10, infundibulum ; 11, processus 

 infundibuli; 12, pars tuberalis; 13, pars infundibularis ; 14, pars distalis; 

 15, lumen residuale; 16, recessus processi infundibuli; 17, recessus tuberis. 



Fig. 2. Reconstruction showing the relation of the hypophysis in the adult cat 

 to the diencephalon (in lateral view). — 3, optic chiasm ; 5, corpora mammil- 

 laria; 12, pars tuberalis; 14, pars distalis; 18, eminentia lateralis ; 19, lateral 

 wall of third ventricle. 



Plate VI. 



Fig. 3. Pieconstruction showing a cast of the third ventricle in the adult cat. — 

 1, third ventricle; 8, recessus infundibuli; 16, recessus processi infundi- 

 buli; 17, recessus tuberis. 



Fig. 4. Reconstruction showing the pars tuberalis of the adult cat separated from 

 the rest of the hypophysis. — 21, infundibular aperture; 22, dorsal sur- 

 face of pars tuberalis. 



Plate VII. 



Fig. 5. Reconstruction showing the relation of the hypophysis in a 70 mm cat 

 fetus to the diencephalon (in sagittal view). — 1, third ventricle; 2, lamina 

 terminalis; 3, optic chiasm; 5, corpora mammillaria; 6, area premam- 

 millaris; 8, recessus infundibularis; 9, eminentia saccularis; 10, infundi- 

 bulum; 11, processus infundibuli; 12, pars tuberalis; 13, pars infundibularis ; 

 bularis; 14, pars distaHs; 15, lumen residualis; 16, recessus processi in- 

 fundibuli; 17, recessus tuberis; 19, hypophyseal stalk; 20, roof of mouth. 



Fig. 6. Reconstruction showing the relation of the hypophysis in a 70 mm cat 

 fetus to the diencephalon (in lateral view). 3, optic chiasm; 6, area pre- 

 mammillaris; 9, eminentia saccularis; 12, pars tuberalis; 14, pars distalis; 

 18, eminentia lateralis; 19, hypophyseal stalk; 20, roof of mouth. 



Plate VIII. 

 Fig. 7. Reconstruction showing the relation of the hypophysis in the adult dog 

 to the diencephalon (in sagittal view). — 1 , third ventricle ; 3 , optic 

 chiasm; 4, post optic sulcus; 5, corpora mammillaria; 6, area premam- 

 Internationale Mouats.'^clirift f. Anat. u. Phys. XXX. 19 



