A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 49
8 , 9 , page 45 ) does to the corresponding parts of these during the retracted
state of the animal ; it scarcely differs , in fact , from the tentacular sheath of the
Polyzoa in anything except its being united to the branchial sac along the hæmal
side ...
8 , 9 , page 45 ) does to the corresponding parts of these during the retracted
state of the animal ; it scarcely differs , in fact , from the tentacular sheath of the
Polyzoa in anything except its being united to the branchial sac along the hæmal
side ...
Página 50
Advocating the homology of the branchial sac of the Ascidian , not with the
tentacular crown , but with the pharynx of the Polyzoon , he has brought to bear
upon this * This name has been given by Huxley to the whole of the space
included ...
Advocating the homology of the branchial sac of the Ascidian , not with the
tentacular crown , but with the pharynx of the Polyzoon , he has brought to bear
upon this * This name has been given by Huxley to the whole of the space
included ...
Página 51
... including the cloaca , which intervenes between the branchial sac and the third
tunic of the Ascidiæ ; and it necessarily ... and must still believe that the walls of
the atrium simply surround the branchial sac , without being reflected on its sides
...
... including the cloaca , which intervenes between the branchial sac and the third
tunic of the Ascidiæ ; and it necessarily ... and must still believe that the walls of
the atrium simply surround the branchial sac , without being reflected on its sides
...
Página 52
The branchial stigmata subsequently increase in number , the branchial sac at
the same time detaching itself more and more from the walls of the thoracic
chamber , while the space thus produced , and bounded internally by the walls of
the ...
The branchial stigmata subsequently increase in number , the branchial sac at
the same time detaching itself more and more from the walls of the thoracic
chamber , while the space thus produced , and bounded internally by the walls of
the ...
Página 53
which we have assumed as homologous with the thoracic chamber of the
Ascidian ; and the lophophore , which represents the thoracic sinus of the
branchial sac of the Ascidian , becomes separated from it just as the branchial
sac separates ...
which we have assumed as homologous with the thoracic chamber of the
Ascidian ; and the lophophore , which represents the thoracic sinus of the
branchial sac of the Ascidian , becomes separated from it just as the branchial
sac separates ...
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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 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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