A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 11
These cells are filled with a perfectly colourless and transparent fluid . Under the
action of acetic acid each is distinctly seen to be bounded by a double outline ,
and to contain a large nucleus with nucleolus ( Pl . II , fig . 9 ) ; the nucleus , with
its ...
These cells are filled with a perfectly colourless and transparent fluid . Under the
action of acetic acid each is distinctly seen to be bounded by a double outline ,
and to contain a large nucleus with nucleolus ( Pl . II , fig . 9 ) ; the nucleus , with
its ...
Página 22
The perigastric space , and interior of the tentacula and lophophore , all freely
communicate with one another , and are filled with a clear fluid , in which float
numerous particles of very irregular form and size . In this fluid may be observed
a ...
The perigastric space , and interior of the tentacula and lophophore , all freely
communicate with one another , and are filled with a clear fluid , in which float
numerous particles of very irregular form and size . In this fluid may be observed
a ...
Página 39
and the annulus is composed of large hexagonal cells filled with air . If the whole
be now crushed , under the microscope , multitudes of cells will escape , all filled
with minute , strongly refracting corpuscles ( fig . 41 , 414 , 41 ' ) ; but any further ...
and the annulus is composed of large hexagonal cells filled with air . If the whole
be now crushed , under the microscope , multitudes of cells will escape , all filled
with minute , strongly refracting corpuscles ( fig . 41 , 414 , 41 ' ) ; but any further ...
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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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