t:t la si(;^iim(iati()n de i;ofjif. 



1" Frdclioiiiu'ninit el /hriiialioii (In Idnslodcniic c/icz fes 

 mammifvres '. 



-IoIm's, (H>..rvi.scli,i(uii <r.iii lioy.iM dc lonnc Jinoiidi.'; Ics (I(Mi\ i;I(»I)cs soul 

 |KiHail(>iU('n( iii(l<"|)cii(lai((s riiii dc laiilir. (>ii\-ci so div isciil a Iciii' (our: il 

 s^'ii lonnc i, <S, Ki, im |diis -ratid uoinbir; loujoiiis ils conscrvnil Iciir 

 (•„,.„,(■ anoudic; ils possniciil uii noyau clair, el soul complrlciMciil dc"- 

 pourvus dc nHMMl.caiM'. II r(-sidl(' dc c.MIr lonii<> dcs -lobes, ([iic la splu-ir 

 vilclliiic |)iiinili\(' sVsl decoiiiposir, a la liii do rraclioiiiitMiKMM , cii iiii arnas 

 d(. pclils -Ndics (l^in aspccl IVainltoiso, doiit Ics mis loniiciil iiitr coiiriu' 



|.«-riph(Vi(iiie, (a.idis .pic Ics ; rs rcniplisscul, la caxilc ciiroiisciilc par Ics 



prciiiicirs. 



Hiciilol line cavilc se fonue a riiilciieiii' dc eel aiiias dc i;l(d)es >ilclliiis; 



eelic cavilc sVlciid pen a pen; cllc se r plil (run li(piidc nnliilir \eiiii <!<• 



IVxIericiir, el hienlol Ics -l(d)cs \ilcllins (onticn.nl nnc lame cellnlain' 

 iiiii(pie (pii csl la coiiclie j.iasloderiiii.pic. A pen pirs Ions ics -loi.cs pn'iinei.l 

 pari a la fonnalion ^v c<'ltc incinhianc <cllnlain'; Ions c(.iiconiciM a la loi- 

 iiialioii (In hiaslodeniic. La co.iclic l.laslo(lcinii(pie iiVsl pins epaissie (piCn 

 nil scnl |)oiiil, on (picbpics -lobes xilcljins n'slcnl encore accolcs a la lame 

 blaslO(lenni(p.e, niiiccllidain' snr la pins i^raiide parlic de son eleiidne. IVnl- 

 (■ll-e csl,-cc en ce poiiil ipic doil se lonner Yami f/rriiu'iial/rii. Le li(|nide 



,,„i nMiiplil la ea\ile cin-onscrilc par la 1; blaslodernii(pic csl vcnu de 



r(>xl(Ti(Mir, el ne n'snlic auciineinciil (l(« la Insioii dc j^bdn-s vilcllins en nnc 



„,ass( Irilivc ccniralc. II ne pen! \ avoir dcslniclion dc ccllnlcs a ce ino- 



„„.i,l, on Ionics l(>s Luces i\v IVr.Mioniie doivcnl Icndn- a en lornicr. 



- - Kciclii'i'l , lli'ilriiiii' ZHV /.'iilHu'i-lcrJuiujsijescliiclUe des Mecrschweinclicns. lioi'lin, I8(i8. 



