RECONSTRUCTION OF TROGLODYTES GORILLA 



689 



mesial surlacr. I he nu'sial siirl;uT lace's toward its Icllow ol llu' opposite side 

 Iroiii winch It IS si'|)arated bv ihv lontiit luhnal hhcr hundles sit uated close to 

 the raplu'. 1 hese l)Lindlcs are i^arallcl to the median raphe, so that above the 



FIG. 313. DOKSAL SURFACE OF CKA'i MATTKK Ol BK\I\ STEM, 

 TROGLODYTES (iORlLLA. 



Kf;\' lo DiA(,HAM. I ()< III .. ("ochliar Nucleus; dors, rociiu. Dorsal Coclili.ir Nucleus; inf. <;oli ., Inferior 

 Colliculus; LAT. GKN. H()r)^. lateral Geniculate Body; meso-gen. body, .Mesial Geniculate Body; nccl. or 

 BURDACH, Nucleus ol Burdacli; nucl. oi- d. and nucl. oe t>i:nEi<s; Nucleus of Deilers, nuci.. or goi.l. 

 Nucleus of GoH; ret. form., Reticular Formation; subst. cei.. rol. and scbst. c;ei.. roi asdo. Substantia 

 Gclatinosa of Rol.indo; \ent. cocim .. X'entr.il C'oclilear Nucleus. 



beuiniiinir ot the oll\ c the ritiht and left sides ol the reticular iormatioii are no 

 longer coiiti<;iious at tlu' midlme. 



The \entrolateral surface of tlu' reticular loriiiatioii ajjpears between the 

 inlerior oli\ar\ nucleus and the substantia gclatinosa trigeniini which is 

 I'nibedded in the dorsal portion of this surlact-. In tlu' xeiitrolateral surface 

 are also the nuclear collections w Inch lorni the lateral nucleus ol the reticular 

 lormatlon. Ihex mav be followed in an iininterru|)ted continuous chain 

 almost into t lu' |jontile reij;ion. The dorsal surlace ol thi' reticular iormation 



