A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 3
... while their polypes were certain inflorescences or developments of the
vegetable axis in which the vitality had become exalted from the vegetable into
the animal . Even this partial admission by Linnæus of the flexible corals and
Polyzoa into ...
... while their polypes were certain inflorescences or developments of the
vegetable axis in which the vitality had become exalted from the vegetable into
the animal . Even this partial admission by Linnæus of the flexible corals and
Polyzoa into ...
Página 10
The location of Urnatella among the Gymnolæmatous Polyzoa must for the
present be viewed as a provisional expedient , subject to alteration as its
structure becomes better known . See the description of the genus farther on . ||
The terms ...
The location of Urnatella among the Gymnolæmatous Polyzoa must for the
present be viewed as a provisional expedient , subject to alteration as its
structure becomes better known . See the description of the genus farther on . ||
The terms ...
Página 11
4 , a ) lines the interior of the cells , and when it arrives at their apertures would
protrude beyond the ectocyst were it not that it here becomes invaginated or
inverted into itself , and then terminates by being attached round the base of the ...
4 , a ) lines the interior of the cells , and when it arrives at their apertures would
protrude beyond the ectocyst were it not that it here becomes invaginated or
inverted into itself , and then terminates by being attached round the base of the ...
Página 12
In the midst of this a minute vacuola next shows itself ; this becomes the cell -
cavity , and gradually increases in size with ... down to a spot where the
transverse fibres appear to become condensed into a sort of sphincter , and
shortly after this ...
In the midst of this a minute vacuola next shows itself ; this becomes the cell -
cavity , and gradually increases in size with ... down to a spot where the
transverse fibres appear to become condensed into a sort of sphincter , and
shortly after this ...
Página 14
I have not , however , succeeded in making out in it any distinct structure , but its
membranous nature becomes at once manifest when the animal has undergone
partial desiccation , for then the ectocyst is thrown into folds by losing a portion of
...
I have not , however , succeeded in making out in it any distinct structure , but its
membranous nature becomes at once manifest when the animal has undergone
partial desiccation , for then the ectocyst is thrown into folds by losing a portion of
...
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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 ..., Tema 28 George James Allman Vista de fragmentos - 1856 |
Términos y frases comunes
adherent admit Alcyonella alimentary canal Allman already anatomy animal appearance Ascidian attached become Beneden bodies branches branchial British cænæcium 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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