2r„s i{i']ciii:H(;m:s sih ia (;()mi>()siti()n 



(loiivc (iii(> (Clinic pmlopliisiHiiliiidc, (|ui chc/ Ics vers sc lonnc dnns mw 

 -h.iidc s|HTi;.l(' ;i|)|H'ln> -cniii-nic; clicz l<>s ;,iiini;i(i\ .sii|.<'ric(irs Ics ir,.,-,n(>.s 

 piTiiiiciil ii;iiss;iiicc d.uis Ics Inltcs dc Ton aire dii lu'liis. V.cUv ccHidc csl la 



panic csscMlicllcdc r(C(d-; la \c.siculc -ciiuinalivc cii csl I y.m; son iiii- 



<'lc(.lc csl rcprcsciilc par Ic (■(.i-piiscnic dc Wa-iKT. 



^1" Dans TdMif <lcs aniiiia.ix supcricnrs, (•(.imiic dans cclni dcs ^cl■s, on 

 Innuc, oiilir la ccllidcHcid', dcs clciiicnls niilnlirs, (pii lonncnl cc (pic nous 

 aNonsap]M"l(Hcdc.iloplasnic. iVIais il > a cnlrc ro-iif dcs Tinualodcs ("Icclni dcs 

 nianiniifrrcs cede dincrciicc (pic, dans r(c(irdcs niaimiiilcrcs, cc dciiloplasiuc 

 csl iini an proloplasnic dc la cclliilc-oMir p(Mir lonncr Ic vilcllns, landis (pic dans 

 l"(ciil(lcsTicnial(M!(>scl (IcsCcshndcs, Ic dciiloplasiuc ivslc si'pair dii prolo- 

 ].lasiiic; iiiais Ics dcii\ ('li'inciils rciinis ifcn rcprcscnicnl pas inoiiis Ic \ilclliis. 



CJic/. Ics (•iscaiix, s Iroiivons, s(mis Ic iapp(»il dc la coiisliliilion dc 



rinif, la liaiisilion cnlrc ToMifdcs Trcii.alodcs cl ccliii dcs manmiilcrcs. Dans 

 r.nirdc roiscau, line paMic dii (lc(il..plasinc csl iniic an proloplasnic pour 

 Inniici- la cicaliicnlc; niic anlrc pailic en rcslc s(''pam' foniianl Ic jaiiiic on Ic 

 \ilclliis proprcmcnl dii. 



;?" Dans r(ciir(l(- r.Hscan il cxislc aiilonr dii janiic niic lacinhninc vilcl- 

 fiiic; ro-iildcs inannnilci-cs poss.Mlc a la lois imc nicnil.ranc NJlcllinc cl, iiii 

 cliorion; clicz Ics Ticnialodcs ,.| Ics Ccshndcs, iin chorion ,>sl la s(>iilc incm- 

 hiaiic doiil ra-iif soil pr.nrvii. 



< <^' '<' '« l'''«< l< I'His. (r.in<lli( moil IMS s„, h \ d I( ,, pun 



(ip( idiiii- (<iniin( iMoiiH (l(pi( loMioiiN. (\piiin. (li |onl..|,ii,,s d,M. 



nil -,1111(1 IIOIIlIlK d( lMll..d, pin lolo^K (I (IiIIsIm HI(Olipd.,n\l U(s vp( 



( I in\ /an/ ( sf iil ii/H/nt dans h miiii niunidl fan/ ui//n h s sni/tst////< 

 i< Kt^fjiit /oil pii/su ^/(/iKi/n SI iiipnnili III (I niliiniis imilus (ikis^diks 

 h Av ijifi /ii//,iiiiinii il /,s ,ii,i)i/„iiiiis <i,n /niloniiiu 



