A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 81
The statoblasts of this animal resemble those of Cristatella mucedo , and it was
this character which induced Leidy to ... fitted for locomotion , and it has the
orifices scattered irregularly over the surface , characters which bring it very near
to ...
The statoblasts of this animal resemble those of Cristatella mucedo , and it was
this character which induced Leidy to ... fitted for locomotion , and it has the
orifices scattered irregularly over the surface , characters which bring it very near
to ...
Página 93
In drawing out the diagnoses of the species of Plumatella , I have availed myself
of the same class of characters as those ... or festooned condition of the edge of
the calyciform membrane are generally introduced into the specific character .
In drawing out the diagnoses of the species of Plumatella , I have availed myself
of the same class of characters as those ... or festooned condition of the edge of
the calyciform membrane are generally introduced into the specific character .
Página 107
... ectocyst , which is so distinct a character in P. emarginata , P. diffusa , and
some other species ; and yet from the very expressive figures of Mr. Hancock , I
am inclined to believe in the existence of this character also in the present
species .
... ectocyst , which is so distinct a character in P. emarginata , P. diffusa , and
some other species ; and yet from the very expressive figures of Mr. Hancock , I
am inclined to believe in the existence of this character also in the present
species .
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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
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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