A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Volumen28 |
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Página 40
In two species of fresh-water Polyzoa, Plumatella emarginata and Alcyonella
Benedeni, I have observed, besides the ordinary statoblasts, another kind which
is characterised by some peculiarities. In both these Polyzoa the cells may be ...
In two species of fresh-water Polyzoa, Plumatella emarginata and Alcyonella
Benedeni, I have observed, besides the ordinary statoblasts, another kind which
is characterised by some peculiarities. In both these Polyzoa the cells may be ...
Página 71
The statoblasts themselves in Alcyonella and Fredericella are described ... them,
while some confusion has arisen with regard to the statoblast of Lophopus
crystallinus, the body described as such being manifestly the statoblast of
Cristatella.
The statoblasts themselves in Alcyonella and Fredericella are described ... them,
while some confusion has arisen with regard to the statoblast of Lophopus
crystallinus, the body described as such being manifestly the statoblast of
Cristatella.
Página 87
Another very valuable character is obtained from the shape of the statoblasts.
The ordinary or free statoblasts, both in Alcyonella and Plumatella, present two
different shapes; in some species they are broadly elliptical, the diameters of the
...
Another very valuable character is obtained from the shape of the statoblasts.
The ordinary or free statoblasts, both in Alcyonella and Plumatella, present two
different shapes; in some species they are broadly elliptical, the diameters of the
...
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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 coenoecium crescentic Cristatella Cristatella mucedo d'eau douce described disc distinct Dumortier ectocyst embryo endocyst epistome exserted external fibres flabellum fluid Flustrae fresh-water Polyzoa funiculus ganglion gemmae genera genus Gervais 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 oesophagus organ orifice Original figures ovary ovum Pallas 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 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
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 Publications, Ray Society Ray Society, Ray Society Volumen28 de Ray society ... [Publications |
| Autor | George James Allman |
| Editor | Ray Society, 1856 |
| Procedencia del original | Universidad de Illinois en Urbana-Champaign |
| Digitalizado | 13 Oct. 2015 |
| Largo | 119 páginas |
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