A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 25
M. Van Beneden considers them as muscles destined to act on the tentacula ; but
it must be admitted that we are scarcely justified in pronouncing decidedly on the
muscular nature of these bands , which certainly do not present any distinctly ...
M. Van Beneden considers them as muscles destined to act on the tentacula ; but
it must be admitted that we are scarcely justified in pronouncing decidedly on the
muscular nature of these bands , which certainly do not present any distinctly ...
Página 27
Parietal Muscles . In the description of the histological structure of the endocyst ,
muscular fibres ( Pl . V , figs . 5 , 6 , v ) were mentioned as entering into the
composition of this tunic , and taking a transverse direction round the cell . These
may ...
Parietal Muscles . In the description of the histological structure of the endocyst ,
muscular fibres ( Pl . V , figs . 5 , 6 , v ) were mentioned as entering into the
composition of this tunic , and taking a transverse direction round the cell . These
may ...
Página 30
longer pressed upon by the contraction of the endocyst , the great retractor
muscles act directly on the polypide and withdraw it into the cell , the anterior and
posterior parietovaginal muscles in Paludicella drawing after it as it descends
that ...
longer pressed upon by the contraction of the endocyst , the great retractor
muscles act directly on the polypide and withdraw it into the cell , the anterior and
posterior parietovaginal muscles in Paludicella drawing after it as it descends
that ...
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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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