A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 8
The cells are the little chambers of which the cćnćcium is made up , and in each
of which a polypide is lodged . The part of the cell through which the polypide
admits of protrusion and retraction is the orifice of the cell . 1 1 * [ Πολυπούς ,
είδος ...
The cells are the little chambers of which the cćnćcium is made up , and in each
of which a polypide is lodged . The part of the cell through which the polypide
admits of protrusion and retraction is the orifice of the cell . 1 1 * [ Πολυπούς ,
είδος ...
Página 10
Polypide completely retractile ; evagination perfect ; orifice of cell destitute of
moveable appendage . CYCLOSTOMATA ( marine . GYMNOLĆMATA . Polypide
completely retractile ; evagination perfect ; a circle of setć attached to the ...
Polypide completely retractile ; evagination perfect ; orifice of cell destitute of
moveable appendage . CYCLOSTOMATA ( marine . GYMNOLĆMATA . Polypide
completely retractile ; evagination perfect ; a circle of setć attached to the ...
Página 11
The Polyzoa being all composite animals , the cćnćcium constitutes essentially
an assemblage of little cells or ... In In every instance * the polypide can be
protruded from its cell , and again withdrawn into it , and the part through which it
thus ...
The Polyzoa being all composite animals , the cćnćcium constitutes essentially
an assemblage of little cells or ... In In every instance * the polypide can be
protruded from its cell , and again withdrawn into it , and the part through which it
thus ...
Página 12
consist almost entirely of bodies exactly resembling the nuclei of the cells ; some
of these intercellular nuclei contain two nucleoli , and seem to be undergoing
division , while round others a young cell may be seen in various stages of ...
consist almost entirely of bodies exactly resembling the nuclei of the cells ; some
of these intercellular nuclei contain two nucleoli , and seem to be undergoing
division , while round others a young cell may be seen in various stages of ...
Página 13
In some species of Plumatella , and in Alcyonella flabellum and A. Benedeni , the
earthy particles are entirely absent , from a longitudinal line which commences
wide near the aperture of the cell , and gradually narrows as it passes backwards
...
In some species of Plumatella , and in Alcyonella flabellum and A. Benedeni , the
earthy particles are entirely absent , from a longitudinal line which commences
wide near the aperture of the cell , and gradually narrows as it passes backwards
...
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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 admit Alcyonella alimentary canal Allman already anatomy animal appearance Ascidian attached become Beneden bodies branches branchial British cćnćcium cavity cell character cilia closely complete condition connected consists constitutes contained continuous corresponding Cristatella described detected disc distinct Dumortier ectocyst edit endocyst entire epistome examined existence extending external extremity fibres fluid Fredericella fresh-water Polyzoa genera genus Gervais gives Hist important internal latter layer Leidy lophophore Lophopus margin mass Mém membrane memoir minute mouth muscles Natural naturalists nearly observed occur organ orifice Original figures Paludicella passes Plumatella Plumatella repens Polype polypide Polyzoon portion present published relations repens represented resemblance retraction retractor Rösel seen separated sheath side space species specimens statoblasts stomach stones structure surface surrounding tentacula transparent transverse Trembley true tubes Tubularia tunic Tunicata walls whole young
Información bibliográfica
| Título | A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 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 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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