. Morphological and systematic studies on the cheilostomatous Bryozoa . of them contains an eiidosarcal cordand is, at its |)roxinial part, furuishedwith a unii)orous aiiriciilala (Busk). Kach of thetwo-layered stalked, developing otrcia isplaced in a hollow. X sagittal section through .some o(eciiim-bcaring zoacia of Sclerodomiis dcnliciilnlus(Husk\ The avicularium is seen on theinternal surface of the peristome and theplate originating from the distal wall. X \ sagittal section through a zo(ecium withodcium, more highly magnilied X 4(
. Morphological and systematic studies on the cheilostomatous Bryozoa . of them contains an eiidosarcal cordand is, at its |)roxinial part, furuishedwith a unii)orous aiiriciilala (Busk). Kach of thetwo-layered stalked, developing otrcia isplaced in a hollow. X sagittal section through .some o(eciiim-bcaring zoacia of Sclerodomiis dcnliciilnlus(Husk\ The avicularium is seen on theinternal surface of the peristome and theplate originating from the distal wall. X \ sagittal section through a zo(ecium withodcium, more highly magnilied X 4( same species. As a portion of thefrontal surface has been ground away, theHat proximal part of the (Kccial frontalsurface is seen and the broadened crenul-ated margin of the plate originating fromthe distal wall. X 40. Discopora plicaki (Smitt.). The distal of thetwo angular lines is the growing cud ofthe fold or outpushiug formed by thefrontal membrane and enclosing the cryp-tocyst whose growing end forms anotlierangular line. X 40, (iMR.!.*:cti. Ihftox PIX/X. / 7h^/ios/ff/ri otrtUAfa Xori/i ^. f/ft ho//it/ft p(ti>o/tell<t .i/t/. ,i. tisirtt firofttttaott Stmif. ^t. P. MmiUt At rr/t f/ /* fifif/Hd /ft ftftf- (iSfnt/ftntt .fo/iiist. 7. Sriini/Zeitia fi. svriiri rtons Pa//. f/F. fo/iacfa *lenii4ii/,tf,i /ins/.-. //./•. /I /his/,-. fJ Sol. /J. /• (i6t/sstro/ri Sftfs /^. On ifr/itnt/Zti s/i. /J fatr/t/r,//ft fi/itfftosloi/tfi /iiisi- /(>. A/tfifo 1 ontti sn/>f//rtri/c tlOf/y /7„//itstrf//t/i fttittctt/tilu //lis/,- tX. .Sc/er-it,litrttns Jcn/triil( AV/.v/ /// !i/ fi/irtt/ii Sr/ii// Plate XX. 410 Plate XX. 1 b. — 1 — 1 Fig 1 a. A zoccciuin of Siiilicelhi iirnuld (M;ic Gilliv.).The IViKstiii- of the sternal area show a dis-liiut ervptdcvst. X >,>. A gonozoceeiiini frciTii the hcmlal 17. The same Kono/ocLcium, lateral view.
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Keywords: ., bo, bookcentury1900, bookdecade1900, bookidmorphologicalsys00levi
