— 26 — 



na KJitTOKi., mi-hn HaMOOJibuiee pasBHiie na ypoBH-fe, o6o3Ha- 

 iieHHOMi, m\ Ji(/. 2, Taóji. I, ^H'l>poii 1 (Ta6ji. W, fig. 1), na ^e- 

 CHTH BHiiie jiea^amiiK-L pa3pt;};ix'L iiocreueeuo yMeiibmaeTca 

 H iipona^acT-L iio^tm 6e3CJj'fe;iiio: Mea.-jty aKTOji^epMOM-L m He])BH0H 

 TpyÓKOM ocTaiOTCH iuiMiiTHŁJMH jiMiUL o;i.nuoKo JicźKainia OAiia, ABt 

 KJiiiTKu c'i> Ka;KAoii CTopoHu; ciiuiiuoii moBi> MosroBoii ipyuKa 

 OKHSHBaeTca 3;i,'fccb oAiiopoAHMM'L CL ociajibHHMU ca crtuKaMM 

 M BiioJiHt 3aMKHyTbiM'Ł; jiHiiit Koe — lviii iiptiJieraiOTij wh iiCMy at- 

 KOTopbia M3L yiioMaHyTbix'L 0Tjj.'tJibubixL KJil3T0K'b. TaKyio Kap- 

 THHy iłpeAcraB.ii}iioTb Bcb pa3p'b3iJ ;i.o M3ouparKeHHaro ua Ag. 2, 

 TaÓJi. ly, VK^ yjKC acHO HaóJiH)ji,aeTca 3aqaT0Kb TpoiinniiHaro 

 HcpBa. Hsifig. 2, TauJi. I, cnaToii (i'b 3]vi6pioiia iipH naójnoACHia 

 in toto, onwcaHHaa Bbime rpyuiia KJifeTOKi,, HecoMH'fcłiHO othoch- 

 maaca ki 3aqaTKy iiepH«i'epŁmecKoii nepBHoii cłictcmu, HaiieccHa 

 jTne uo Msyiieniw pa3p'fe30B'b. HMta nb Bn^y óoji-fee pannia CTa- 

 jiia HaqajibHoii AH**epeHUnpoBKn nepH«>epwiiecKOH HepBHOii ch- 

 CTCMe, He Tpy^HO bubcctm 3aKJiioiieHie, uto o^pasoBasie BnepeAH 

 oómaro 3aiiaTKa TpoMiinuHaro nepsa iipeACTaBjiacTi. ooocooJieH- 

 nyio H BH;tOH3M'feHeHHyio qaci'b iiepcAnaro Kouua raHrjii(>3Hoii no- 



JIOCKH aBTOpOBt. ^ 



Ha^HHaa cb pa3p'b3a, H3o6paateHHaro B^fig. 2, TaGji. lY, 

 cnHHHoS iii0Bi> MOsroBoi TpyoKH upeACTaBJiacTi. raKoc paciiojio- 

 atCHie KJiiTOKi., KOTopoe acHO yKa3biBaerb na oprauMnocHyio 

 CBflSb Hxi> cb KJitTKaMH 3aiiaTKa TpoiiHuiJHaro Hepsa: jieźKaTi. owh 

 pbixjio M Btepoo6pa3HO pacxo;i,aTca na oób cropoHH, a Kj)OM'fe To- 

 ro, Bca M03roBafl ciiiHKa b-^l btomi, M-fecTt KpaiiBe ue3Ha'iHTejib- 

 HOH TOJimMHH. B'b iiepeAHtiMi, CBoeMb oTAfeJili 3a»iaToK'b trigeiiii- 

 m pacuoJioiKeHi. Jjwiub B0JIH3M ciiMHnaro JUBa (TauJi. I, fig. 2) 

 H COCTOMTTb il3'b pa3CtaHUblX'b KJlliTOK-b; HO Ha ypoBHli MaH;i,H6y- 

 jiapHOH Ayrw ohij npiooplyraeTb 3Ha«mTcjJbJiQe pa3BMTie. Macca 

 ero no TOjru^unt 3A'fecb npeBTJuiaeTt M03roByK) CTiHKy, xoTa ne 

 MoateTt CHopMTb CL neio bt, KOMnaKTHOCTH: ajieMeHTH ero, 3B'b3- 

 ;i,oo6pa3HO B-feTBWCTbie, jie?KaTT> pbixJio w no wpaio onycKaioTca HHVKe 

 ypoBHa xopjibi, iiJiOTHo npH.ieraa wh SKTO^epMy. ^aate na- 

 3aA'b Bca 9Ta otroiinaa Macca ;j,tjiaeTca u-fecKO.ibKo TOHbuie m 5o- 

 aie pbixjioio, HO na BceMi. HpoTa^Kenin cBa3biBaeTca co cniiHHbiM'b 



