A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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... while the anatomical observations have been over and over again repeated for
the purpose of verification , and many hundred specimens have thus passed
beneath the dissecting needle . Of all the known fresh - water genera there are
but ...
... while the anatomical observations have been over and over again repeated for
the purpose of verification , and many hundred specimens have thus passed
beneath the dissecting needle . Of all the known fresh - water genera there are
but ...
Página
To the many friends who , by the communication of specimens , and by much
valuable information , have kindly assisted me in the preparation of this
monograph , I beg once for all to return my best thanks . My acknowledgments
are especially ...
To the many friends who , by the communication of specimens , and by much
valuable information , have kindly assisted me in the preparation of this
monograph , I beg once for all to return my best thanks . My acknowledgments
are especially ...
Página 13
In specimens of this Polyzoon which had been kept for a few days , and
occasionally in some just captured , multitudes of minute oval brilliant corpuscles
were seen to have been developed in the endocyst throughout its whole extent .
In specimens of this Polyzoon which had been kept for a few days , and
occasionally in some just captured , multitudes of minute oval brilliant corpuscles
were seen to have been developed in the endocyst throughout its whole extent .
Página 35
If a specimen of Alcyonella fungosa be cut into small pieces , under water , in the
month of July or August , the ciliated embryos will be liberated in abundance ,
and may be examined with facility . Gemmation . — The development of gemmć
...
If a specimen of Alcyonella fungosa be cut into small pieces , under water , in the
month of July or August , the ciliated embryos will be liberated in abundance ,
and may be examined with facility . Gemmation . — The development of gemmć
...
Página 40
After the decay of the cćnćcium 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 cćnćcium 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 cćnćcium 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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