A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 25
Rotatory Muscles of the Crown . These also consist of two fasciculi ( Pl . IV , fig . 4
; V , fig . 5 ; IX , fig . 7 , p ) , which arise along with the set just described , and
passing forward in company with these , separate from them at some distance ...
Rotatory Muscles of the Crown . These also consist of two fasciculi ( Pl . IV , fig . 4
; V , fig . 5 ; IX , fig . 7 , p ) , which arise along with the set just described , and
passing forward in company with these , separate from them at some distance ...
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 48
Another point of correspondence between the gill of Doliolum and the tentacular
crown of the Polyzoa is to be found in the fact , that in Doliolum the " thoracic
sinus ” is absent , and the remote extremities of the respiratory bars of one side
are ...
Another point of correspondence between the gill of Doliolum and the tentacular
crown of the Polyzoa is to be found in the fact , that in Doliolum the " thoracic
sinus ” is absent , and the remote extremities of the respiratory bars of one side
are ...
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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 alimentary canal Allman already anatomy animal appearance Ascidian attached become Beneden bodies branches branchial British canal cavity cell characters cilia closely complete condition connected consists constitutes contained continuous corresponding 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 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 Michigan |
| Digitalizado | 13 Feb. 2012 |
| Largo | 119 páginas |
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