A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Volumen28 |
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Página viii
While the present work, in its purely zoographical relations, is entirely confined to
those species which inhabit the fresh water, its anatomical details have a much
more extended application. The Polyzoa constitute an exceedingly natural group,
...
While the present work, in its purely zoographical relations, is entirely confined to
those species which inhabit the fresh water, its anatomical details have a much
more extended application. The Polyzoa constitute an exceedingly natural group,
...
Página 6
... therefore, which I have employed in the present Memoir.f Notwithstanding,
however, the completeness with which the ascidian type of structure had now
been recognised in the Polyzoa, naturalists had not yet emancipated themselves
from ...
... therefore, which I have employed in the present Memoir.f Notwithstanding,
however, the completeness with which the ascidian type of structure had now
been recognised in the Polyzoa, naturalists had not yet emancipated themselves
from ...
Página 48
However interesting the hippocrepian Polyzoa may be in directly indicating the
relations here dwelt on, the infundibulate genera present no difficulty, for the
orbicular lophophore, after all, is but an unimportant modification of the crescentic
, ...
However interesting the hippocrepian Polyzoa may be in directly indicating the
relations here dwelt on, the infundibulate genera present no difficulty, for the
orbicular lophophore, after all, is but an unimportant modification of the crescentic
, ...
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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 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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