6l6 ANDREflE VESAMI BRVXELLENSIS 
Li/. <>■*--•''' ccrcbclliim prcmat fuffiilcics. Scd & iicutcr hoi u proccfliiu fcu partiu duplicatur ( ut Galcnus 
nt,..<iijj.c.'. rpfnpjrunicxpciidcsdocuit^ucrtimfimplexcfljqucmadmodu&ip&mcmbranajquaccrcbri 
latcnbus autcaluarixattcnditur.Nam&Ii tcrtiusdurarmcmbranxfinuscultcllo fccunduloii 
gitudincm°difIcflus,primoinniiaimcmbran;c''pioccffuminterutrafc5cercbripartcsiniercc "^'""^. 
dentem gcmin.5,cxc[) duplicata mcnibrana conftare oftcndit,id tamcn finus duntaxat gratia ui, ^ 'jjiggy^ 
fitur.Qtiantuuis namq! infcriore finus tcrtfi angulu diriinere ftuducris, mcmbranaextra finus d,d. 
amplitndincm nunq; in duas fubdiuides. Atcp par latio cius ' partis durc membrana- cenfcmr, ? Tfeu-O. 
quxclatiorcccrebeili fcdcmobuclat.Dcindcfiinlimus illedurxmembranxfinuuangulu.s du °' 
plicationc arguerct,idcm fane in duobus rcliquis finuum angulis accidcrct.ac non pcrpcra cere 
Dur^melri bri duram mcmbranam dupliccmenea(Tcreres,qviacunc5partccaIuarii5continoit.lnIupcrho- 
titcimerwrjii i-nm dur^c mcmbranx proccfluum fupcrficics fpeciccumreliqua intcriori membrana: lupcrfii 
fcrfiacs ^j^, congruit,qua uix inter omncs corporis fupcrficies alia magis fplcndida lxuem'uc,&(quod 
nonobitcrexpcndcndumucnit)omniadipc,qucmadmodumquxincaluariaD confiftuntam, 
p!itudineomnia,deftitutamrcpcrias.Quinetiaminieriorhccfupcrficics aqucohumorclonge 
magis quam cxtcrior pcrfunditur,S<; multo candidior apparct : & quum fibris omnibus qui- 
biisaltcripartiadnalceretur.uacctjimpcnfiuslubricatcrlacpquamcxtcriorfupcrficics conlpici 
tur.Porro qucmadmodum cxterior fupcrficics os caluarix undicp rcfpicit,ita & intcrior tcnuc 
ccrcbri fpcttat mcinbranam,cui nullius corporis intcrucntu , quam 'duduum inftar ucnarum d,d. 
ab ipfo intcnucmmcmbranampronatorumopeadhxrctcommittiturue.Quandoquidcm fi ^'^x^'' 
duiamcmbranap.arimodotcnuimembranx,ipficpadcoccrcbro,-utcaluarix connafccretur, 
quo minus tcnuis mcmbranx uafa,& ipfum adco ccrcbrum diftendi contrahicp poffint.illa im 
pcdimcrito forct.quod prxcaucs Natura, ampliorcm durx mcmbranx cauitatcm ipfaccrebri 
molc,iio fccusatqicordis 'inuolucrucordcetiamipfoamplius uifitur, produxit. Qiianquam 'it.* 
intcnm durammcmbranamatcnuinonitalibcraucrit.utcordisinuolucrum a cordc,quodiI- 
li nc unius quidcm fibrx intcrucntu connafcitur.quum tamcn inuumerosuenarum inftar du 
c"tus dura membrana tcnui membranxexporrigat, mirabili induftria horum bcncRcio illam fi 
^"lttm'c^"i '■'ffirmas. Vt fimul duiflus illi ucnx artcrixq!,& poftmodum uinculiuiccs gcrant, ut cercbrti 
conTieziu. ncconcidat commodefublcuctur, intcrim uaforum tcnuis mcmbranx &ipfius ccrcbrimoti' 
busnonprxpcditis.AtqphocfinguIarcNaturxmyftcriumipfcIcuincgocio colligis, fimodo 
ualoruinccrcbrifcrics,quamtertiolibrodocui,cxanimonoexcidcrit.' eam dico numerofam *;i'3<^''-". 
ramorumfoboIcin,accrtiodurxmcmbranxfinuutrincplccundum totam ccrebri longitudi- ^'^'^'^' 
nem,in dextrxpartis cerebri & itcm finiftj-g tcnuem membranam procurrcntcm.Hxc nam<5 
fupcriorcm cerebri partcm durx mcmbranc admodum ualideappcnfam reddit,& duramcm 
brana caluarix connata,& proptcr " fibras quas per futuras diffundit a caluaria abfcedcrcpro- "'fi- <^.C5. 
hibita,ccicbrum quo minus in fcdclabatur,fubleuat . atcp quum nulla aliaex parte dura mcm, gh,h.i,i. 
brana tcnui (nifi forfitan hic atque illic raris iifdcmq! pcrquam laxis ' dudibus^commifta eft, * >/ g.c?. 
l^mmlrJZ ''t"'''"'" cercbri& uaforum tcnuis mcinbranxmotum non obcundit. Cxterum prxfens fer, ^''^' 
udfi. monuncfanccxigeretjUt finuum uaforum^durx mcmbranx iuimcrum,fitum&naturam 
cxplicarcm.at quumid pro uiribus in tcrtio libro tcntatu fit, non abs re chartis hic pcpcrccro. 
Vordmnu. P.iri quoquc rationc durx mcmbranx foraminacxpropofitoneutiquam cnarranda putauc, yinfigmd 
rim,quodprolixiorforetoratio,aliudnihiIpropemodum complcxura, quam caluarix fora- 
minumincaluarixamplitudincmquacercbrumcontincturpcrtinentiucatalooij^^^inprimoli citur^Kcti 
broiampridemcomcmoratum.Vbicuncpcnimincaluaricdicftaamplitudincuiiunturforami /ij,.^. 
na,ibidcm&duraquocjmembranafcreperuiacft,fuiprocc(Iuspcrpetu6cxporrigcns,illisqui '"4teH- 
acercbroprincipiumducuntncruis,&ipfictiamcIorfalimcdullxinuolucri modo obducflos. ^'.^^gL] 
Ac proindc tot primii foraminibus dura ccrcbri incbrana donatur.quot neruorti paria a ccrc- im f rocul 
bro initiu ducijt.Nam &fi ' idc quarto pari & craftiori tcrtii paris radici forame infinuatu fit, 
' gracilior tamc tcrti-j paris radix,priufcp fecundi paris "* ncruia contingat,priuatim dura nicbra l"- ^^jj-^ 
n.apcrforat.Septc his utrinqi pofitis foraminibus,aliud ab utrocj! latcreaccedit,quod'' neruulu e. 
tranflnittit,qucmegononproculaquintiparisradiccpronatuobfcruaui.Adhxc,duramrm fnji.liri' 
brana^unicocodemcpinconiugato&orbiculariucrocnforamincpcrtunditur.quodinfundi, 
ulo ccrcbri pituitam excipicnti uiam prxbet . Dcin iuxta huius foraminis latcra aliud utrin- c c/ d. 
quefpccT:aturforamen,maximuinartcriarumcerebrum pctcntiumramum tranfmittcns . Po- gj^i^ 
ftrcmo ^ multis foraminulis ad olfaclus organorum fcdcm dura cercbri mcmbrana abuiidat. -^^' 
^"'r,i'"''"'cS '^^"^ ^''^'''^''"is^niembranx " finus , qui trenas artcriasqj caluariam fubintrantcs cxhauriunt, fc.'/i.'c,c, 
"firuaioSin ''"^'11^'^ "^^™ duclus cx his finibus in tcnuem membranam inftar uenarum propagatos,in fora- d,d,7% 
„•„. minu numero habemus. Aiquiinterprimarios durx mcmbranxufus nonminimus cenfctur, '^^■^- 
ut 
