A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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It was in the month of April , 1741 , that Trembley , while engaged in his
researches on Hydra , discovered , in the fresh waters near the Hague , an
animal form then quite new to science . It consisted of a lobed jelly - like mass ,
from which ...
It was in the month of April , 1741 , that Trembley , while engaged in his
researches on Hydra , discovered , in the fresh waters near the Hague , an
animal form then quite new to science . It consisted of a lobed jelly - like mass ,
from which ...
Página 4
the same field , and his researches , which were thus entirely independent , led
him to the conclusion , “ that these apparent plants were ramified animals in their
proper skins or cases . ' In 1755 , he published his famous “ Essay on the Natural
...
the same field , and his researches , which were thus entirely independent , led
him to the conclusion , “ that these apparent plants were ramified animals in their
proper skins or cases . ' In 1755 , he published his famous “ Essay on the Natural
...
Página 67
animal , placed one of them in water , and , after some weeks , had the pleasure
of seeing escape from it a minute polypoid ... Turpin describes the bodies from
which these little animals proceeded with considerable detail , but his account is
in ...
animal , placed one of them in water , and , after some weeks , had the pleasure
of seeing escape from it a minute polypoid ... Turpin describes the bodies from
which these little animals proceeded with considerable detail , but his account is
in ...
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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 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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