A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 58
In 1755 , Rösel published the first volume of the Supplement to his ' Insecten -
Belustigungen.'S We have here a history of the fresh - water Polyzoa which had
come under his own observation . Under the name of “ der Federbusch - polyp ...
In 1755 , Rösel published the first volume of the Supplement to his ' Insecten -
Belustigungen.'S We have here a history of the fresh - water Polyzoa which had
come under his own observation . Under the name of “ der Federbusch - polyp ...
Página 59
Rösel has here evidently seen the tentacular sheath in a semi - everted state , in
which it presents somewhat the appearance he has described ; and believing
this to be a permanent character of his polype , has been thus led into error .
Rösel has here evidently seen the tentacular sheath in a semi - everted state , in
which it presents somewhat the appearance he has described ; and believing
this to be a permanent character of his polype , has been thus led into error .
Página 60
We have seen that Trembley ascribed the currents in question to the motion of
the tentacula , while Rösel , on the other hand , attributed them to the water
ejected from the mouth . Leendert Bomme has the credit of referring them to the
true ...
We have seen that Trembley ascribed the currents in question to the motion of
the tentacula , while Rösel , on the other hand , attributed them to the water
ejected from the mouth . Leendert Bomme has the credit of referring them to the
true ...
Página 62
At length , Cuvier , in his • Tableau élémentaire des Animaux , ' * struck by the
distinctive characters of the little Polyzoon described by Rösel , under the name
of “ Der Kleinere Federbusch - polyp mit dem ballen - förmigen Körper , ”
assumed it ...
At length , Cuvier , in his • Tableau élémentaire des Animaux , ' * struck by the
distinctive characters of the little Polyzoon described by Rösel , under the name
of “ Der Kleinere Federbusch - polyp mit dem ballen - förmigen Körper , ”
assumed it ...
Página 63
Lamarck enumerates four species of Plumatella , namely , P. cristata = " “ Polype
ŕ Panache , ” Trembley ; P. campanulata = “ Federbusch - polyp , ” Rösel ; P.
repens = Kammpolyp , ” Schäffer ; and P. lucifuga , Vaucher . The specific name
of ...
Lamarck enumerates four species of Plumatella , namely , P. cristata = " “ Polype
ŕ Panache , ” Trembley ; P. campanulata = “ Federbusch - polyp , ” Rösel ; P.
repens = Kammpolyp , ” Schäffer ; and P. lucifuga , Vaucher . The specific name
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 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