HAEJIIOAEHia HA^T, nPOD.ECCOM'b PEI'EHEPAIUH V ENTEROPNEUSTA. 



103 



6 



Hapnc. 63, D n3o6paa?eHbi AajibuMnjin H3MEHeHia, KO-ropwa nperepirfeBajii. He<i>piiAiaJib- 

 Hbifi annapan, npeaw qBMT, AOCTnrHyTb -roro cocToaaia, bt> kotopomi ubi 3acTae»n> ero bt, 

 uacToamee Bpeiwa y SojibmnecTBa Enteropneusta. 



HueHHO, Ha craAin D npaBaa nojiOBHHKa uciOMa yme ncpecTajia coofiiuaTbca cb noJiocTbio 

 atrium 'a n aBiaexca Bt bhab cjTBrioro MlmiKa. 



3KTOAepiuaJibHoe BnaqHBaaie atrium'a, bt> KOTopoc na npeflMflymefi vt&W OTKpi.iBa.ica iipa- 



BblHUeJIOM-b, CTaJIO BbipaBHH- 



BaTbca. OTBepcTie caMoro 

 atrium'a xemwrb Bee euje 

 uoith MeAiaaHO. IIo MBpf, 



TOrO, KaKB 3T0 BbipaBHH- 



Bame npaBofi nojiOBHHKn 

 atrium'a noABnraeTca Bne- 

 peAt, aTpiajibHaa nopa nepe- 

 ABaraeTca bjtebo h, naKO- 



HeUL, BB SojIbUIHHCTBB cjiy- 



qaeBt jroaraTca ea jibboh 

 CTOpOH'B xo6oTa. 



Ha 3TOE CTaAia sbojiio- 

 n,ia Mbi h 3acTaeMB 6ojib- 



UTCTHCTBO COBpCMeHHblX'b 



Enteropneusta. 



Ho em,e paHbme ohh 

 yTpaTH.ua SKCKpeiopHbia xa- 

 paKTept anirrejiia neparo- 

 HeajbHon bopohkh He«>pH- 

 Aia, — BBpoaTHO, noTepa 

 o6oco6jieHHOH 3KCKpeTopeoa 



BOpOHKH oSyCJOBJIBBaJiaCb 



uosBJieHieMt HOBOo6pa30Ba- 

 nifl — glomerulus (gl), npa- 

 HflBmaro Ha ce6a sacKpeTop- 

 Hyio <i>yHKU,iio (cp. Willey 

 1899, dp. 306). 



TaKHMB 06pa.30MB H3B Bb)fflen3JI0H<eHHar0 aCHO, 1TO y COBpeMGHHblXB, H3BBCTIIhlXB nann, 



npeACTaBHTeien Enteropneusta xoSothmh nopbi npeACiaBjawTi H3B ce6a opraHB, H3MBHHBiiiiii 

 cboh 4>yHKn,ia — uecoMHBHHO, 3to opraHB roMOJioraqHbia MeTane<i>pHAiflMB anaejinAB. Ohb 



COCTOHTB TOJIbKO 03B Me30AepMaJIba0H qaCTH. TO, MTO npHBaTO C^BTaTb 3a 3KT0AepMHqeCKW 



He*pHAiaJibBbiH Kanajn. (aaHOOJiBe TnnnqHaa qacTb Eichelpforte) ecTb o6pa30BaHie He3aBHcn- 



nth 



^ 



D 



Phc. 63-ii. CxcMa. IcTbipc noc.iiAOBaTCJii.HbiH cxa,i),in obojuoujh xo6oxa 

 Enteropneusta. 



