A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Volumen28 |
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Página 3
It consisted of a lobed jelly-like mass, from which protruded numerous polypoid
bodies, each characterised by the possession of an elegant crown of tentacula
borne on the margin of a crescent-shaped disc. This beautiful tentacular plume is
...
It consisted of a lobed jelly-like mass, from which protruded numerous polypoid
bodies, each characterised by the possession of an elegant crown of tentacula
borne on the margin of a crescent-shaped disc. This beautiful tentacular plume is
...
Página 16
The mouth (PI. II, fig. 24, d) is a simple edentulous orifice of a circular or slightly
crescentic form, placed in the centre of the body of the lophophore, and
consequently occupying the bottom of the tentacular crater. Its margin is slightly
elevated, ...
The mouth (PI. II, fig. 24, d) is a simple edentulous orifice of a circular or slightly
crescentic form, placed in the centre of the body of the lophophore, and
consequently occupying the bottom of the tentacular crater. Its margin is slightly
elevated, ...
Página 17
Gymnolmmata. In Paludicella articulata, the mouth (PI. X, fig. 5) is a perfectly
circular orifice, with slightly projectile margin, and is totally destitute of the valve-
like appendage which, unless TJmatella should prove an exception, is found in
all the ...
Gymnolmmata. In Paludicella articulata, the mouth (PI. X, fig. 5) is a perfectly
circular orifice, with slightly projectile margin, and is totally destitute of the valve-
like appendage which, unless TJmatella should prove an exception, is found in
all the ...
Página 19
3, 4, k) which surrounds the mouth ; and secondly, a series of tentacula {I) which
are borne upon the margin of the lophophore. The lophophore is throughout
almost the entire class of an orbicular figure ; but in the fresh-water genera
Cristatella ...
3, 4, k) which surrounds the mouth ; and secondly, a series of tentacula {I) which
are borne upon the margin of the lophophore. The lophophore is throughout
almost the entire class of an orbicular figure ; but in the fresh-water genera
Cristatella ...
Página 20
Muscular fibres surrounding the margin of the cup. e. Mouth. /. (Esophagus, ff.
Stomach, h. Rectum, i. Anus. k. Epistome. I. Ganglion, m. Generative organ. n.
Retractor muscle, o. Lophophore. The tentacula are connected to one another at
their ...
Muscular fibres surrounding the margin of the cup. e. Mouth. /. (Esophagus, ff.
Stomach, h. Rectum, i. Anus. k. Epistome. I. Ganglion, m. Generative organ. n.
Retractor muscle, o. Lophophore. The tentacula are connected to one another at
their ...
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A Monograph of the Fresh-water Polyzoa: Including All the Known ..., Volumen28 George James Allman Vista de fragmentos - 1856 |
A Monograph of the Fresh-water Polyzoa: Including All the Known Species ... George James Allman Vista de fragmentos - 1856 |
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 cavity cell character.—Coenoecium cilia coenoecium crescentic Cristatella Cristatella mucedo d'eau douce described Difflugia disc distinct Dumortier ectocyst embryo endocyst epistome exserted external fibres flabellum fluid Flustrae fresh-water Polyzoa funiculus ganglion gemmae genera genus Gervais Hancock Hist homologous intestine invaginated l'Acad Lamarck layer Leidy longitudinal lophophore Lophopus crystallinus magnified margin membrane memoir Meyen mouth Naisa naturalists observed oesophagus organs orifice Original figures ovary ovum Pallas Paludicella parieto-vaginal muscles peculiar Pedicellina perigastric space Plumatella repens Polype a Panache polypide Polyzoon portion posterior present Raspail resemblance respiratory retraction retractor retractor muscles Rosel seen septa side specimens statoblasts stomach structure 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, Volumen28 A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, George James Allman Volumen13 de DE-601)130488305: Ray Society Tema 28 de Publications, Ray Society Ray Society, Ray Society Volumen28 de Ray society ... [Publications |
| Autor | George James Allman |
| Editor | Ray Society, 1856 |
| Procedencia del original | la Biblioteca Estatal de Baviera |
| Digitalizado | 13 Nov. 2009 |
| Largo | 119 páginas |
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