A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 19
Paludicella is the only fresh - water genus , if we except Urnatella , not yet
sufficiently examined , in which not the slightest trace of bilaterality can be
detected ( Pl . X , fig . 5 ) . With the exception of Pedicellina , which presents a
condition of the ...
Paludicella is the only fresh - water genus , if we except Urnatella , not yet
sufficiently examined , in which not the slightest trace of bilaterality can be
detected ( Pl . X , fig . 5 ) . With the exception of Pedicellina , which presents a
condition of the ...
Página 56
... been in few points surpassed by subsefor examination , and I have been thus
enabled to make the annexed drawing , which represents accurately the structure
so far as it was possible to determine it from the single specimen examined .
... been in few points surpassed by subsefor examination , and I have been thus
enabled to make the annexed drawing , which represents accurately the structure
so far as it was possible to determine it from the single specimen examined .
Página 75
We know that the fresh - water tanks in India have been subjected to examination
, both botanically and zoologically ; and ... has hitherto been examined with
special reference to them , and that nevertheless — though all the European
species ...
We know that the fresh - water tanks in India have been subjected to examination
, both botanically and zoologically ; and ... has hitherto been examined with
special reference to them , and that nevertheless — though all the European
species ...
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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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