JOURNAL OF COMPARATIVE NEUROLOGY. Vol. X 



Fig. T 



m/^] 



I i 



Cerebellum - 

 See. Rhomboi- 

 dal Lip 

 Choroidal \ ' \ 

 Fold — \— ^Vr 

 Rhombotdal 

 Lip (Fused.) 



/ 



Sec. R}wml>oidnl Lip _ 

 Lateral Ri 

 \ ??'"•'/''■'•/ Choroidal Foil 



Efim'le Stc. R In ml i 111 jfl /a 



■ Fold ~% \ M\^^^\ Ef.Ulu'l,um Covcrins 1 ,p .^ jA^:^. 



' '*"•"•> '»%~rN~- Ahtncoelf I 



l^E^f Lakral R 



I «Sfc 1 r^t. J^J r 



Choroidal fold - 

 Rlwmbuidal Up \ I 



Epicorh 



Epilhchitin Covering 

 S;:=3 Choroidal Fold 

 \ Melacoele 



Choroid ric^ 

 Lateral Re, 

 See Khomlnddal i 



i 



Fig. 3 



5<r. Rlwiutmdal 



up 



_ Mesoeocle 



Co7;lv of Mesnl 



Prnn. Rhomhoidal 

 \ Lip^ 



\ See. Rhomhoi- 



1 Epieoele dal Up . 



;_ Choroidal Fold 



_V' ) Fourth 



Fig. 4 



See, I^honl- 

 Olilongata boidal Up 





Fig. 6 



Fig. 7 



Fig. 8 



