A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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While the Fresh - water Polyzoa have been carefully studied on the Continent ,
especially by Van Beneden and Dumortier , they have hitherto ( if we except an
excellent paper by Mr. Albany Hancock ) received in this country but little
attention ...
While the Fresh - water Polyzoa have been carefully studied on the Continent ,
especially by Van Beneden and Dumortier , they have hitherto ( if we except an
excellent paper by Mr. Albany Hancock ) received in this country but little
attention ...
Página 5
The name thus proposed by Thompson for the group whose structure he had so
well investigated was “ Polyzoa . ” Residing in a remote part of Ireland , and in a
great measure cut off from intercourse * Dumortier and Van Beneden ( ' Hist .
The name thus proposed by Thompson for the group whose structure he had so
well investigated was “ Polyzoa . ” Residing in a remote part of Ireland , and in a
great measure cut off from intercourse * Dumortier and Van Beneden ( ' Hist .
Página 14
Neither Trembley nor Baker takes any notice of this gelatinoid envelope . M.
Dumortier mentions it , and represents it in his figure , * while M. Van Beneden
believes it to be an accidental investment acquired by the animal during
confinement .
Neither Trembley nor Baker takes any notice of this gelatinoid envelope . M.
Dumortier mentions it , and represents it in his figure , * while M. Van Beneden
believes it to be an accidental investment acquired by the animal during
confinement .
Página 25
Action : it elevates the epistome , and draws it away from the mouth . * M. Van
Beneden has himself given up his earlier views upon this point , and has referred
the appearance in question to its proper cause . Dumortier and Van Beneden ...
Action : it elevates the epistome , and draws it away from the mouth . * M. Van
Beneden has himself given up his earlier views upon this point , and has referred
the appearance in question to its proper cause . Dumortier and Van Beneden ...
Página 32
In a subsequent memoir ( Dumortier and Van Beneden , Hist . Nat . des Pol .
comp . d'eau douce , ' Mém . de l'Acad . Roy . de Bruxelles , ' tome xvi ,
Complément ) he modifies this view , and comparing the polyzoon in question to
plants ...
In a subsequent memoir ( Dumortier and Van Beneden , Hist . Nat . des Pol .
comp . d'eau douce , ' Mém . de l'Acad . Roy . de Bruxelles , ' tome xvi ,
Complément ) he modifies this view , and comparing the polyzoon in question to
plants ...
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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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