A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 44
In advocating the homology of the respiratory sac of the Ascidian with the
tentacular crown of the Polyzoon , some zoologists , among whom must be
especially mentioned M. Van Benedent , maintain that the longitudinal bars of the
sac ...
In advocating the homology of the respiratory sac of the Ascidian with the
tentacular crown of the Polyzoon , some zoologists , among whom must be
especially mentioned M. Van Benedent , maintain that the longitudinal bars of the
sac ...
Página 56
This is the first recorded discovery of a fresh - water Polyzoon . Trembley
communicated his discovery to Reaumur and Bernard de Jussieu ; and these
celebrated naturalists detected the statoblasts , which they took for eggs , and
observed the ...
This is the first recorded discovery of a fresh - water Polyzoon . Trembley
communicated his discovery to Reaumur and Bernard de Jussieu ; and these
celebrated naturalists detected the statoblasts , which they took for eggs , and
observed the ...
Página 58
Polyzoon of a different species from the “ Polype à Panache , ” and probably a
Plumatella . He informs us that he obtained them in England in 1745 , and that ,
after having preserved them for many months in a dry state , they produced
young ...
Polyzoon of a different species from the “ Polype à Panache , ” and probably a
Plumatella . He informs us that he obtained them in England in 1745 , and that ,
after having preserved them for many months in a dry state , they produced
young ...
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Términos y frases comunes
adherent admit Alcyonella alimentary alimentary canal Allman already anatomy animal appearance Ascidian attached become Beneden bodies branches branchial British canal cavity cell character cilia closely complete condition connected consists constitutes contained continuous Cristatella crown 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 organs orifice Original figures Paludicella passes Plumatella Plumatella repens Polype polypide Polyzoon portion present published relations repens 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 | Universidad de Illinois en Urbana-Champaign |
| Digitalizado | 13 Oct. 2015 |
| Largo | 119 páginas |
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