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 724
... structural features of the adult Renilla and their relation to the characteristics of other Alcyonaria . For a full ... structure of Renilla reniformis and R. amethystina . Renilla is a genus of Pennatulacea , a group which forms the ...
... structural features of the adult Renilla and their relation to the characteristics of other Alcyonaria . For a full ... structure of Renilla reniformis and R. amethystina . Renilla is a genus of Pennatulacea , a group which forms the ...
Pagina 725
... structure from the others . The two lateral pairs of septa bear the reproductive organs , male or female , as the case may be , the sexes being separate . The septa are provided with delicate longitudinal muscles by which the retraction ...
... structure from the others . The two lateral pairs of septa bear the reproductive organs , male or female , as the case may be , the sexes being separate . The septa are provided with delicate longitudinal muscles by which the retraction ...
Pagina 726
... structure of the peduncle . Its cavity is divided into a dorsal and a ventral chamber by a horizontal partition which is pierced along its sides and at its lower extremity with openings by which the chambers are put in communi- cation ...
... structure of the peduncle . Its cavity is divided into a dorsal and a ventral chamber by a horizontal partition which is pierced along its sides and at its lower extremity with openings by which the chambers are put in communi- cation ...
Pagina 727
... structure . KÖLLIKER figures a very young colony of Pteroides and gives a few notes concerning the young stages of Kophobelemnon . WILLEMÖES - SUHM has also described and figured one or two of the early stages of the colony in ...
... structure . KÖLLIKER figures a very young colony of Pteroides and gives a few notes concerning the young stages of Kophobelemnon . WILLEMÖES - SUHM has also described and figured one or two of the early stages of the colony in ...
Pagina 734
... direc- tions , and the different forms of development must be due to varying structural arrangements within the egg . Tt This fact of extremely early variation is , I 734 DR . E. B. WILSON ON THE DEVELOPMENT OF RENILLA .
... direc- tions , and the different forms of development must be due to varying structural arrangements within the egg . Tt This fact of extremely early variation is , I 734 DR . E. B. WILSON ON THE DEVELOPMENT OF RENILLA .
Overige edities - Alles bekijken
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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