Jilt) PHYSIOLOGICAL BBRIW, 



Section MYOMOKPHA. 

 Family DIPODID. /:. 



D. 258. The brain of a Jerboa (Dipus eaffitta). 



A simple smooth brain presenting no distinctive feature-. 



0. c. la^.-i v.i,. 



Family MUKID^K. 



D. 259. The brain of a Rat (Mus rathts), in which the left 

 hemisphere has been in nr,-at part removed to show the 

 mid-brain, and the ri^lit hemisphere has been di-.-ected t 

 show the hippocampus. 



The typical arrangement of the lowly mammalian 

 cerebellum is well shown. 0. C. J.'J^i* v tl. 



D. 260. The brain of a Rat (Mus decumanus). 



Sulorder Dui'LlCIDENTATA. 

 Famil 



D. 261. The head of a footal Hare (/,cjt.< rum/inn.*) with the 

 brain exposed in situ. ( ). ( '. KI-J 



D. 262. The brain of a Hare (Lepus europa'iis). 0. C. 1 ;>:.'. 



D. 263. The brain of an English Wild Rabbit (Lejn/t 



The only trace of sulci in tlie pallium i< a >liallow 

 posterior paramedian (lateral) suloos. 0. C. L328 G. 



/'// m-nhtf l>'i II. /'tr<r, A'.vy. 



Flatau and Jacobsohn, Ver^l. Anat. d. Cnitralnrrv. 

 11MMI, ],. 351. 



D. 264. The left eerebral hemisphere of a Rabbit ( Ar/ //.% runi- 

 ). dierled to >how the hippocampus (lij. 7 



Fi-. 7(5. (Nat, size.) 



a larger brain, this sliows more clearly than the 

 brain the diflei-ence between the Kutlierian and 



