A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 59
description and figures of the external characters are tolerably good , with the
exception of what he says of a kind of ... in which it presents somewhat the
appearance he has described ; and believing this to be a permanent character of
his ...
description and figures of the external characters are tolerably good , with the
exception of what he says of a kind of ... in which it presents somewhat the
appearance he has described ; and believing this to be a permanent character of
his ...
Página 70
The digestive apparatus was also described , as well as the muscles which act
on the alimentary canal and invaginated tunic ; it was shown that the latter
muscles consisted of two distinct sets , an anterior and a posterior , whose
peculiar ...
The digestive apparatus was also described , as well as the muscles which act
on the alimentary canal and invaginated tunic ; it was shown that the latter
muscles consisted of two distinct sets , an anterior and a posterior , whose
peculiar ...
Página 95
Gervais , in ' Ann . Franç . et Etrang . d'Anat . , ' 1839 , enumerates also without
description the Plumatella repens ... of the various synonyms now enumerated ,
the animal described by Rösel ( Insecten Belustigung , 1755 ) under the name of
...
Gervais , in ' Ann . Franç . et Etrang . d'Anat . , ' 1839 , enumerates also without
description the Plumatella repens ... of the various synonyms now enumerated ,
the animal described by Rösel ( Insecten Belustigung , 1755 ) under the name of
...
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A Monograph of the Fresh-Water Polyzoa, Including All the Known Species ... George James Allman Sin vista previa disponible - 2009 |
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