JOURNAL OF COMPARATIVE NEUROLOGY Vol. XM. PLATE IX. 



Q.s. 



-ts=.s^ a Fips. 2 and 3 



zZ Figs. 4 and 6 



IJI 



' >:iy 





^.itiz 



F.r. 



-^ Figs. 7 and 9 



1^ ^'^- '^ 



JPm Fig. 14 



^l 



4 



Fig. 10 



Figs. II and 13 



