THE BRAIN OF _ . . _ . . . C \L\S 917 



binatknis weie depiendent opcm tJiis oeopalEal zocie nuast iiarve Isatf tiuear 



f Irmrtatioos- 



Tfae occipital Joije, in tiiat portioQ of it lep t e seaitiiag- vmao-psTffrir fnnsc- 



tioo, is ranartahfy -well deveioped. It is eroded Isy tiiie rar^e oc tiiie laiiELbdiosd 



suture and ^-a"=: a wefl-d^med saliciis lunatais erteotfEnis o'ver ^^if^n occapEEal 



poie. The coQvoiutaoos above &ad bdiow tfiis saicos itaive a diear ogrdnimf-- 



0)ctrajy to tte status in all otfcia' parts of tiie Rbodiessaii braiiL tine ocf-npctal 



lobe denotes a marked progFesjsive advaiiioe tcward Hosaaio sapaess. Otae 



appearanice is tiiis regioo of tiie braia empiiasizes tiie size of tJie occipflial 



lobe; naiaely, tiie smallness of tie cerebellar iiesiiispfeeres. Tins fact Mtro- 



doces tne dBtnrb'ins oontiissTeiiics' th.st tie cooditJiOE maT be dae ^ conniEeniital 



cerebellar smaHness or atrof)fey- Socit a soggestaoa of patitokiffy" im tiiK brami 



sboaid be naentsooed oolr wTth. the ob'Tect of iatrodnriring all poi^Eife lactorav 



howeva- ranote, b^bre final erahiatioE of" the cereijral co'Efegrarticgi is 



FurthenniorE, the occEwtal surface of the cerebeBkiLSSi presejits as. 



iinusual obliquitv indjcatrog an angiilariocL of the sopgaocffprtal and! bast- 



ocapital portio'ns of the occgjctal faoaae whiich is soaaaewitat m. e^-are<!K m the 



human avaage. Thjs sog^estio'ii of a pe«ss9jie pathioilioeacal ■pcDcess as esi:^^js&- 



tory oi the general smaJlness <Df the Rhiodiesian bram H!i%ht carry rsiocc wi rwfe t 



were it oot for the remarkable fairi-al skeJetoQ and crasimm 2ss»jcsared with el 



The heavy strpfaocbital toctis, tfee capackxns orbffts, the wide antanjor mia-TTal 



aperttLre. the bfijiad palate and the Emited cranial capacity are- al S3 thior- 



ooshiv ape— Eke as to sDEnifv a stractDral rnieoorrtv aiofsi^ xEthecQad Immift 



which oocld not be recooic2ed with a larse braioi of aidvaQced hinaEan type. 



The ceTebnim of Homc' liii'xiesienss s «aTt.an , thiaefore. becamse it bekwased 



to a man who. althio^ash already htnmaiL, had pnoeressed bet a ^iicjct discaBce 



to^iard the ultimate gijai and standartis of humanrrr. EXBdc Sanurth has 



estab&hed a str'>r!:g case for the great aptTitjalt* of ths "stm^'geiy esatic 



cousin" of OCT £am5v circie. It seems wsest. for the rinme at kast. to accept 



