A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and ForeignRay Society, 1856 - 119 páginas |
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Página 37
... retractor muscles show themselves as two fasciculi passing off from the base of the lophophore , and the funiculus may also be seen attached to the posterior extremity of the body . The tentacula now make their appearance as minute ...
... retractor muscles show themselves as two fasciculi passing off from the base of the lophophore , and the funiculus may also be seen attached to the posterior extremity of the body . The tentacula now make their appearance as minute ...
Página 39
... retractor muscles are well developed , and the polypide is capable of regular exsertion and retraction ; but the endocyst is colourless and transparent , and free from the earthy particles which in the greater number of species are ...
... retractor muscles are well developed , and the polypide is capable of regular exsertion and retraction ; but the endocyst is colourless and transparent , and free from the earthy particles which in the greater number of species are ...
Página 45
... of tantacular sheath . u . Ganglion . w . Retractor muscle . * In figs . 6-11 , the same letters are used throughout to indicate homologous parts . the calyx - like membrane adherent to the outer side HOMOLOGIES . 45.
... of tantacular sheath . u . Ganglion . w . Retractor muscle . * In figs . 6-11 , the same letters are used throughout to indicate homologous parts . the calyx - like membrane adherent to the outer side HOMOLOGIES . 45.
Página 57
... retractor muscles , and has noticed the funiculus attached to the fundus of the stomach ; this last organ , however , he supposes to be a muscle destined , like the true retractors , for the withdrawal of the polypide into its cell . He ...
... retractor muscles , and has noticed the funiculus attached to the fundus of the stomach ; this last organ , however , he supposes to be a muscle destined , like the true retractors , for the withdrawal of the polypide into its cell . He ...
Página 63
... retractor muscles , those by Baker , who gives an exceedingly correct account of the digestive tube in his " Bell - flower animal , ” and those by Müller , who correctly describes the same parts in his Tubularia repens , though he has ...
... retractor muscles , those by Baker , who gives an exceedingly correct account of the digestive tube in his " Bell - flower animal , ” and those by Müller , who correctly describes the same parts in his Tubularia repens , though he has ...
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