98 



K. H. ,3, A B H JI, B 1>, 



Ho, noBTopaio, noAo6HbiH cpaBneHia qepc3T> qypi. HaTmiyibi n [iapaji.nejin3an,ia Mea?Ay 

 KapAio-nepnKapAiajitnbiMT, annapaTOMx Tunicata n Enteropneusta 6biJia 6bi qpe3BbiqaHH0 xpy- 

 AHa, ecjiH 6w mw He hmbjih cpeAH acnnAin npnui'tpa npocTO ycTpoeHHaro nepHKapAia. TaKoii 

 HMeHHO cjiyqaii mm iiaxoAHMi, y Ciona intestinalis. KapAio-nepHKapAia-ibUbin annapaxi, 3toh 

 *opinbi, H3yqeHHbin qpesBbiqarnio oScTOHTeJibHO Cejin JIoHrinanoM-b (Selys Longschamp 

 1900) h yojuiH (Willey, 94), cocronrb H3T> doyxz ncpwcapdiadbHbiXo ny3btpbKoez, pacnojio- 

 jKeHUbix'b MeAiaeno no GoKaiui osillon retropharyngien». B^ AaJibn-EHineMT. pa3BHrin sth 

 ny3bipbKH techo cSjniataiOTCH h nepexoAan> Ha iipaByw cropoiiy jwqjiHKH. Bi. we3eHTepiH 

 noflBJifleTCfl nojiocTb — cepAe^BbiH cnnyct, hocjib qero o6a neppiKapAiajibubix-b ny3bipbKa cjih- 



BaWTCfl BT> OAHHT.. 



HiaK-b, y Ciona intestinalis nepBKapAin pa3BHBaioTcn 6e3i> nocpeACTBa npoKapAieBt '). 



TaKHMt o6pa30Mi>, Ciona Aaert Hawi B03M0JKH0CTb cpaBHHBaTb KapAio-nepiiKapAiajibHbia 

 o6pa30BaHia Enteropneusta h Tunicata. 



IIpHHHMaa, HaKoneui., rnnoxe3y napnaro uponcxoa^Aeuin nepHKapAia Enteropneusta, Mbi 

 MoateMt npoBecTH nojuiyio napajuejib mokav KapAio-nepnKapAieMX nocitAHnxt h cepAueMii 

 Vertebrata. Bt> oco6eiiHOCTH pt3K0 BbiCTynaerb cxoactbo npn cpaBnenin Enteropneusta c% 

 Anamnia, y KOTopwx'b, KaKT> h3b-ectho, cepAUe o6pa3yeTca 6oji'ke nepBnqHbiM'L nyieMT,, qiwb 

 y Amniota, rA"fe 6ojibinoe KOJinqecTBO atejiTKa BBAonsMiHaerb nponeccb. 



y Anamnia uaSjnoAaeTca CTaAia, KorAa .saqaTOK'L nepHKapAia em,e hcho napeHi, npnqeM^ 

 Kaauaa nojiOBnna ero oGpasyei-L yrjiy6jieme bt> CTopony KirnieiHiiKa. Bt> 3tomt> oSiuewL yr.ny- 

 fijienin, hjih ffiejio6i{ , B,npeACTaBJiflK)ni,eMT, co6ok> GjAymyw cepAequyio nojoerb, noaBJiaioTca KJit- 

 TO^Hbia cKonjieHia, pacnojiararoinlacH, naK0Hem>, bt> ny3bjpeKT> — 3aiaiOKT> 3HA0KapAia. 3th 

 kxbtkh, o6pa3yioin,in SHAOKapAiH cepAHa, no Been BtpoaTHOcra Me30Aep»iajibHaro npoecxoas- 

 Aenia (6ojibUiHHCTBO aBTopoBt, OAHaKO, AOKa3biBaioTT> 3HTOAepMaJibHyK) HpnpoAy BbiiueyKa3aH- 



HblX*L 3JeMeHT0BT>). 



IIpHcyTCTBie 3HAOKapAia bt> cepAU'k Vertebrata cocTaBJwerb ounqHTejibHyK) ero oco6eu- 

 HOCTb. JIaHn> (Lang, 02) npnAaerB 3Towy npiranaby ocoSeHHO Baauioe 3Haieme, ho mhb 

 KaaieTca, y Enteropneusta mm Toace mowcmt. naiim roMOJiort 3HA0KapAia. 



TaKi>, bt> cooTBiTCTBeHHOM^ m-ectb (r-naBa II, CTp. 38 — 39) a ynoMneajTL, qTO anorAa 

 cepAe^Haa jiaKyna Ptylwdera 6biBaen> Bbicuiaea qpe3BbiqaHiio p-B3K0 BbipaweHHbiM-b KJi-feToq- 

 Hbinn, cjioeiu^, o6pa3yioni,HMT> HOA^acT) HacxoaniyK) njiOTHyio crfeHKy (pnc. 34). IIoAo6Hbia nap- 

 THHbi mh'B cJiyiajiocb BHA^Tb Be pa3T>. 3aMtiy, qTO noAo6HyK) KJiftToqHyK) BbicTH.iKy cepAe^HOH 

 jianyHbi HaSjnoAajix, noBHAHMOMy, h UlneHre^b (Spengel, 93), no He o6paTH.n> Ha Hee bhh- 

 Mama. TaKT>, Ha Ta6ji. Ill, pec. 30 h Ha Ta6ji. IV, pnc. 66 h 55 oh-b hcho H3o6paa?aeTi) KJitTKn 

 no nepn^epAin cepAna Pt. minuta Tort ate aBTopt Ha Ta6ji. XXIV, pnc. 67 H3o6paH(aeT"b Ha 



1) HHTepecHO, mto y Ciona, no Ha6jrFOAeHiaMT> Toro 

 *e Selys Longschamp, anHKapAiajitHbia Tpy6iui Bee 

 we o6pa3yH)Tca, ho 3HannTejibH0 no3AH4e (ywe y mojo- 

 XOh acn,uAJH, a He y xBOCTaTOH jmqHHKH) h coeepiuenuo 



ne3aoucuMO oim ncpunapdia. Am-opx HacTofinHBO npoBO- 

 ^iii-b Ty Mucjib, hto 3th o6pa30BaHis coBepuieHHO He 

 3aBHCHMU Apyn> ott> Apyra (dp. 535 — 536). 



