Philosophical Transactions of the Royal Society of London, Volume 174,Deel 3W. Bowyer and J. Nichols for Lockyer Davis, printer to the Royal Society, 1884 |
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Pagina 695
... marked by a distinct thickening of the epithelium , and the cilia are long and strong . In the genus Clavularia , in which the non - retractile polyps stand apart from one another on a flat creeping stolon , the siphonoglyphe is marked ...
... marked by a distinct thickening of the epithelium , and the cilia are long and strong . In the genus Clavularia , in which the non - retractile polyps stand apart from one another on a flat creeping stolon , the siphonoglyphe is marked ...
Pagina 696
... marked thickening of the epithelium on the ventral side of the stomodæum , nor are the cilia markedly longer or stronger in that region ( Plate 50 , fig . 6 ) . In the siphonozooids , however , the siphonoglyphe is remarkably strong ...
... marked thickening of the epithelium on the ventral side of the stomodæum , nor are the cilia markedly longer or stronger in that region ( Plate 50 , fig . 6 ) . In the siphonozooids , however , the siphonoglyphe is remarkably strong ...
Pagina 698
... marked siphonoglyphe in the polyps for carrying on this more extensive circulation . In the genus Solenogorgia described by GENTH ( 1 ) there is a somewhat similar condition , large canals being present in the axis of the colony and ...
... marked siphonoglyphe in the polyps for carrying on this more extensive circulation . In the genus Solenogorgia described by GENTH ( 1 ) there is a somewhat similar condition , large canals being present in the axis of the colony and ...
Pagina 700
... marked group of the Pennatulida . This group probably sprang from the ancestral stock at a very remote period , as is shown by the changes which have taken place in the central polyp , the arrangement of the subsequently formed polyps ...
... marked group of the Pennatulida . This group probably sprang from the ancestral stock at a very remote period , as is shown by the changes which have taken place in the central polyp , the arrangement of the subsequently formed polyps ...
Pagina 704
... the rest of the stomodæum with short , dense cilia . Fig . 4. Transverse section through an autozooid of Sarcophyton pulmo ( semi- diagrammatic ) . The siphonoglyphe is here feebly marked , 704 MR . S. J. HİCKSON ON THE CILIATED GROOVE.
... the rest of the stomodæum with short , dense cilia . Fig . 4. Transverse section through an autozooid of Sarcophyton pulmo ( semi- diagrammatic ) . The siphonoglyphe is here feebly marked , 704 MR . S. J. HİCKSON ON THE CILIATED GROOVE.
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Veelvoorkomende woorden en zinsdelen
Alcyonaria appearance axial polyp axis basals become bilateral body buds calyx-teeth Carbonic acid carcass cavity cell-wall Chlor cilia citron band cleavage colony colour condenser connexion critical velocity deutoplasm diameter dorsal earth eddies embryo endosperm entire animal entoderm cells experiments fluid gauge granular HOFMANN's blue interradial iodine KÖLLIKER lamella larva larvæ lateral layer lime live-weight longitudinal MDCCCLXXXIII mesenterial mesenterial filaments methyl violet middle lamella nuclei observed oesophagus offal oxalate peduncular septum Pennatulacea phosphoric acid picric acid pigs pipes pit membrane plasmolysis Plate 70 portion potash precipitate protoplasm pulvinus Pure ash quantity radials radiant matter tube reagent Renilla Reteocrinus segmentation separated septa sexual polyps shown in fig side siphonoglyphe solution specimen spectrum spheres spicules stage stained stomodæum structure substance sulphate sulphuric acid supporting lamella temperature tentacles terbia tissue Trace Trace Trace Transverse section ventral chamber vitellus wall yttria yttrium Zinc Iod zooids