A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28Ray Society, 1856 - 119 páginas |
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Página 2
... peculiar habitation built by these creatures for their protection . But Peysonelle had few followers ; even Reaumur , to whom he had intrusted a commu- nication on this subject , with the intention of having it presented to the Academy ...
... peculiar habitation built by these creatures for their protection . But Peysonelle had few followers ; even Reaumur , to whom he had intrusted a commu- nication on this subject , with the intention of having it presented to the Academy ...
Página 12
... peculiar fibres ( Pl . II , fig . 10 ) are also developed in the endocyst . These are situated on its inner surface , where they constitute a well - marked layer composed of a network of transverse and longitudinal fibres over the whole ...
... peculiar fibres ( Pl . II , fig . 10 ) are also developed in the endocyst . These are situated on its inner surface , where they constitute a well - marked layer composed of a network of transverse and longitudinal fibres over the whole ...
Página 65
... peculiar to these genera . C In 1828 , Dr. Fleming published his History of British Animals.'§ In this work he enumerates under the genus Plumatella two species , P. repens and P. gelatinosa , as inhabiting the fresh waters of Scotland ...
... peculiar to these genera . C In 1828 , Dr. Fleming published his History of British Animals.'§ In this work he enumerates under the genus Plumatella two species , P. repens and P. gelatinosa , as inhabiting the fresh waters of Scotland ...
Otras ediciones - Ver todas
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 longitudinal 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