446 THE INTERMEDIATE PRIMATES 



Lli\ EL ()I- THE ANTEKIOK COMMISSURE (FIG. 2 12) 



Here tlu' brain striii, as eonsulcTcd in this wnrk, cdiiu-s ti> its ccphalu' 

 termination. In the nii(l-\ eiitral hue is seen the naimw elell n| the thiicl 

 xc-ntriele, aiul l)iiiinclin;4 this an elevated ixirtmn nl the thahinuis, the tnUer- 

 eiiluin antieuni, external tn whieh is the eei:)hahe purtion ol the lateral thal- 

 aniie mieleus ( N I ). This nueleus is st'parated l)\ a tleiiso mass nl hea\ il\ 

 mxelinizecl lihers re'presiMitinj^ the antermr Imil) (it the internal eapsnle 

 (Cinl IrDin an e\[)ansiw luielear jjurtidn nl the enrpns striatum (Cilp. 

 Put). Passin^ \entrall\ inward toward the midline, thron^li this pnrtinn ul 

 the corpus striatum, are the collected bundles lormin;^ the anterior com- 

 missure ( AC ). 



