A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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... and I have never omitted to draw the polypide as well as the cænæcium ,
believing that the latter will by itself convey but a very imperfect idea of the real
character of these beautiful little animals . With regard to the few species which I
have ...
... and I have never omitted to draw the polypide as well as the cænæcium ,
believing that the latter will by itself convey but a very imperfect idea of the real
character of these beautiful little animals . With regard to the few species which I
have ...
Página 8
To the common dermal system of a colony , which , as well as the solid basis of
the true polypes , was formerly known under the names of Polypary and
Polypidome , I have applied the term Cænæcium.t The cænæcium is composed
almost ...
To the common dermal system of a colony , which , as well as the solid basis of
the true polypes , was formerly known under the names of Polypary and
Polypidome , I have applied the term Cænæcium.t The cænæcium is composed
almost ...
Página 11
Cænæcium . — The Polyzoa being all composite animals , the cænæcium
constitutes essentially an assemblage of little cells or chambers , of very various
form , organically connected with one another . Each chamber lodges a polypide
, and ...
Cænæcium . — The Polyzoa being all composite animals , the cænæcium
constitutes essentially an assemblage of little cells or chambers , of very various
form , organically connected with one another . Each chamber lodges a polypide
, and ...
Página 13
In Cristatella , where the endocyst constitutes the whole of the cænæcium , it
presents below a flattened disc , which closely resembles the foot of a
gasteropodous mollusc , and on which this singular colony creeps about on the
stems and ...
In Cristatella , where the endocyst constitutes the whole of the cænæcium , it
presents below a flattened disc , which closely resembles the foot of a
gasteropodous mollusc , and on which this singular colony creeps about on the
stems and ...
Página 40
After the decay of the cænæcium many of these attached statoblasts may be
seen adherent to the stone or other body on which the specimen had developed
itself , and to which they are now connected in lines ( Pl . VII , figs . 5 , 10 )
through ...
After the decay of the cænæcium many of these attached statoblasts may be
seen adherent to the stone or other body on which the specimen had developed
itself , and to which they are now connected in lines ( Pl . VII , figs . 5 , 10 )
through ...
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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 cænæcium 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
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 | la Biblioteca Estatal de Baviera |
| Digitalizado | 13 Nov. 2009 |
| Largo | 119 páginas |
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