A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign |
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Página 7
Alimentary canal. c. Anus. d. Nervous ganglion. Let us imagine an alimentary
canal, consisting of oesophagus, stomach, and intestine, to be furnished at its
origin with long ciliated tentacula, and to have a single nervous ganglion situated
on ...
Alimentary canal. c. Anus. d. Nervous ganglion. Let us imagine an alimentary
canal, consisting of oesophagus, stomach, and intestine, to be furnished at its
origin with long ciliated tentacula, and to have a single nervous ganglion situated
on ...
Página 18
The fundus of the stomach appears to differ from the rest of the alimentary canal
in structure and function; the well-defined longitudinal rugae and deep brown
colour of the internal layer of the stomach nearly disappear in it, and, during the ...
The fundus of the stomach appears to differ from the rest of the alimentary canal
in structure and function; the well-defined longitudinal rugae and deep brown
colour of the internal layer of the stomach nearly disappear in it, and, during the ...
Página 24
Van Beneden' tells us that he has seen these cilia, not only on the walls of the
perigastric space, but on the external surface of the alimentary canal. I cannot,
however, confirm 'their existence in the latter situation ; indeed, my own
observations ...
Van Beneden' tells us that he has seen these cilia, not only on the walls of the
perigastric space, but on the external surface of the alimentary canal. I cannot,
however, confirm 'their existence in the latter situation ; indeed, my own
observations ...
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A Monograph of the Fresh-water Polyzoa: Including All the Known ..., Volumen28 George James Allman Vista de fragmentos - 1856 |
Términos y frases comunes
adherent Alcyonella alimentary canal Allman anatomical animal annulus Ascidian attached become Beneden branches branchial sac Brit Brux campanulata cavity cell cilia coenoecium confined crescentic Cristatella mucedo d’eau douce described disc distinct Dumortier ectocyst embryo endocyst epistome exserted external fibres fig filament filled find first floating fluid Flustrae Fredericella fresh-water Polyzoa funiculus ganglion gemma genera genus Gervais Hancock hippocrepian Hist homologous intestine invaginated l’Acad Lamarck layer Leidy Lop/zopus lophophore Lophopus magnified margin Mém membrane memoir Meyen Miiller mouth Naisa naturalists observed oesophagus orifice Original figures ovary ovum Paludicella peculiar Pedicellina perigastric space Plumatella repens Polype Polype a Panache polypide Polyzoon portion posterior present Raspail respiratory retraction retractor retractor muscles Rosel seen septa side sinus species specific specimens statoblasts stomach structure sultana surface tentacles tentacula tentacular crown tentacular sheath thoracic chamber transparent transverse Trembley tubes Tubularia repens tunic Tunicata Urnatella walls Zooph
Información bibliográfica
| Título | A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign Ray Society Publications, Publications Volumen28 de Ray society ... [Publications |
| Autor | George James Allman |
| Editor | Ray Society, 1856 |
| Procedencia del original | Universidad de Michigan |
| Digitalizado | 13 Feb. 2012 |
| Largo | 119 páginas |
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