A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and ForeignRay Society, 1856 - 119 páginas |
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... magnified . 3. Plumatella repens , var . ß , growing on a portion of a submerged stem . Natural size . 4. Portion of the same magnified . 5. A cell of P. repens , with the polypide exserted ; very much enlarged , to show anatomical ...
... magnified . 3. Plumatella repens , var . ß , growing on a portion of a submerged stem . Natural size . 4. Portion of the same magnified . 5. A cell of P. repens , with the polypide exserted ; very much enlarged , to show anatomical ...
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... magnified. Plumatella repens, var. 3, growing on a portion of a submerged stem. Natural size. . Portion of the same magnified. A cell of P. repens, with the polypide exserted ; very much enlarged, to show anatomical details. Extremity ...
... magnified. Plumatella repens, var. 3, growing on a portion of a submerged stem. Natural size. . Portion of the same magnified. A cell of P. repens, with the polypide exserted ; very much enlarged, to show anatomical details. Extremity ...
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... magnified . 3. Plumatella fruticosa , attached to the petiole of Sagittaria . Natural size . 4. Portion of the same magnified . 5. Statoblast of P. fruticosa . Pl 6 . Win . West PLATE VI. ...
... magnified . 3. Plumatella fruticosa , attached to the petiole of Sagittaria . Natural size . 4. Portion of the same magnified . 5. Statoblast of P. fruticosa . Pl 6 . Win . West PLATE VI. ...
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... magnified . Base of a branch of P. coralloides , with an imperfect septum . Statoblast of P. coralloides . Plumatella emarginata , creeping over the surface of a submerged stone . Natural size . Some of the statoblasts are seen adhering ...
... magnified . Base of a branch of P. coralloides , with an imperfect septum . Statoblast of P. coralloides . Plumatella emarginata , creeping over the surface of a submerged stone . Natural size . Some of the statoblasts are seen adhering ...
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... magnified . 3. End of a branch , with the polypide retracted , still further magnified , to show the trans- parent furrow in the ectocyst , with its notch - like extremity . 4. Portion of the calyx of the same , much magnified , to show ...
... magnified . 3. End of a branch , with the polypide retracted , still further magnified , to show the trans- parent furrow in the ectocyst , with its notch - like extremity . 4. Portion of the calyx of the same , much magnified , to show ...
Otras ediciones - Ver todas
A Monograph of the Fresh-water Polyzoa: Including All the Known ..., Tema 28 George James Allman Vista de fragmentos - 1856 |
A Monograph of the Fresh-Water Polyzoa, Including All the Known Species ... George James Allman Sin vista previa disponible - 2009 |
Términos y frases comunes
adherent Alcyonella Alcyonella fungosa Alcyonella stagnorum alimentary canal Allman anatomy animal annulus Ascidian attached become Beneden Bowerbankia Brachiopoda branches branchial sac Brit Brux campanulata cavity cell cilia cœnocium crescentic Cristatella Cristatella mucedo d'eau douce described Difflugia disc distinct Dumortier ectocyst embryo endocyst epistome exserted external fibres flabellum fluid fresh-water Polyzoa funiculus ganglion genera genus Gervais hæmal Hancock hippocrepian Hist homologous intestine invaginated l'Acad Lamarck layer Leidy Linnæus lophophore Lophopus crystallinus margin Mém membrane memoir Meyen mouth Müller Naisa naturalists observed œsophagus organ orifice Original figures ovary ovum Paludicella parieto-vaginal muscles peculiar Pedicellina perigastric space Plumatella repens Polype à Panache polypide Polyzoon portion posterior present Raspail respiratory retraction retractor retractor muscles Rösel seen septa side species specimens statoblasts stomach structure surface tentacles tentacula tentacular crown tentacular sheath thoracic chamber transparent transverse Trembley tubes Tubularia repens tunic Tunicata Urnatella walls Zooph Zoophytes