A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and ForeignRay Society, 1856 - 119 páginas |
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... animals which , in all their relations , are full of interest for the philosophic naturalist . The highly curious modification of the Molluscan type which the Polyzoa present , their singular repetition in this type of the ...
... animals which , in all their relations , are full of interest for the philosophic naturalist . The highly curious modification of the Molluscan type which the Polyzoa present , their singular repetition in this type of the ...
Página 1
... animals are those strange phytoidal productions which , long confounded with the polypes , were at last , by the ... animal kingdom . These facts are so intimately mixed up with the gradual development of correct views as to the ...
... animals are those strange phytoidal productions which , long confounded with the polypes , were at last , by the ... animal kingdom . These facts are so intimately mixed up with the gradual development of correct views as to the ...
Página 2
... animals . * The announcement had passed away nearly unheeded ; and if at the end of more than a hundred years ... animal nature had thus been so satisfactorily determined , a term which up to the present day has been in general ...
... animals . * The announcement had passed away nearly unheeded ; and if at the end of more than a hundred years ... animal nature had thus been so satisfactorily determined , a term which up to the present day has been in general ...
Página 3
... animal form then quite new to science . 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 ...
... animal form then quite new to science . 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 ...
Página 4
... animal existence . It was not yet suspected that among these curious " zoophytes , " so like one another in external form , there were still two totally distinct types of animal organization ; and the attention of naturalists was now ...
... animal existence . It was not yet suspected that among these curious " zoophytes , " so like one another in external form , there were still two totally distinct types of animal organization ; and the attention of naturalists was now ...
Otras ediciones - Ver todas
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 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 Linnæus 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