A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 13
The situation of these bodies in a tubular network in the substance of the
endocyst is a fact of great interest . It is nearly certain that whatever may have
been the origin of the corpuscles , they found the tubes already existing for their
reception .
The situation of these bodies in a tubular network in the substance of the
endocyst is a fact of great interest . It is nearly certain that whatever may have
been the origin of the corpuscles , they found the tubes already existing for their
reception .
Página 18
Every now and then the fundus of the stomach , which , as has already been said
, seems to perform some function distinct from that of the rest of the organ , seizes
a portion of the alimentary mass , and retains it for a moment by an hour - glass ...
Every now and then the fundus of the stomach , which , as has already been said
, seems to perform some function distinct from that of the rest of the organ , seizes
a portion of the alimentary mass , and retains it for a moment by an hour - glass ...
Página 23
... some facts already recorded ( page 13 ) , would seem to point to the existence
of a system of tubes in the substance of the endocyst , which may afford the
necessary channels of communication , or it may be that it is in simple
transudation ...
... some facts already recorded ( page 13 ) , would seem to point to the existence
of a system of tubes in the substance of the endocyst , which may afford the
necessary channels of communication , or it may be that it is in simple
transudation ...
Página 27
A muscular tissue is also very evident in the walls of the stomach ; this has
already been described in connection with the histology of the alimentary canal ,
and need not be further referred to here . 6. Muscles of Paludicella . The
muscular ...
A muscular tissue is also very evident in the walls of the stomach ; this has
already been described in connection with the histology of the alimentary canal ,
and need not be further referred to here . 6. Muscles of Paludicella . The
muscular ...
Página 29
... by straining upon the invaginated membrane , had already afforded a fixed line
, on which it rolled outwards during eversion , This line constitutes the extreme
limit of eversion , and that portion of the invaginated endocyst which lies between
...
... by straining upon the invaginated membrane , had already afforded a fixed line
, on which it rolled outwards during eversion , This line constitutes the extreme
limit of eversion , and that portion of the invaginated endocyst which lies between
...
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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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