A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
Dentro del libro
Resultados 1-5 de 22
Página
... so that I am enabled to introduce into the present work , a figure representing
some of the more important features in the structure of this remarkable Polyzoon .
All the figures upon the eleven lithographic plates which accompany this volume
...
... so that I am enabled to introduce into the present work , a figure representing
some of the more important features in the structure of this remarkable Polyzoon .
All the figures upon the eleven lithographic plates which accompany this volume
...
Página 14
Neither Trembley nor Baker takes any notice of this gelatinoid envelope . M.
Dumortier mentions it , and represents it in his figure , * while M. Van Beneden
believes it to be an accidental investment acquired by the animal during
confinement .
Neither Trembley nor Baker takes any notice of this gelatinoid envelope . M.
Dumortier mentions it , and represents it in his figure , * while M. Van Beneden
believes it to be an accidental investment acquired by the animal during
confinement .
Página 20
The membranous cup which surrounds the base of the tentacular crown is not
homologous with he calyx of the ordinary hippocrepian Polyzoa , but would seem
rather to represent a permanently invaginated portion of the endocyst , with which
...
The membranous cup which surrounds the base of the tentacular crown is not
homologous with he calyx of the ordinary hippocrepian Polyzoa , but would seem
rather to represent a permanently invaginated portion of the endocyst , with which
...
Página 21
The sphincter would seem to represent a condensed band of the parietal
muscles of other Polyzoa , or it is probably homologous with the vaginal sphincter
, which is nothing more than a peculiar development of these muscles in the ...
The sphincter would seem to represent a condensed band of the parietal
muscles of other Polyzoa , or it is probably homologous with the vaginal sphincter
, which is nothing more than a peculiar development of these muscles in the ...
Página 22
... epistome is also represented . * The perigastric space , and interior of the
tentacula and lophophore , all freely communicate with one another , and are
filled with a clear fluid , in which float numerous particles of very irregular form
and size .
... epistome is also represented . * The perigastric space , and interior of the
tentacula and lophophore , all freely communicate with one another , and are
filled with a clear fluid , in which float numerous particles of very irregular form
and size .
Comentarios de la gente - Escribir un comentario
No encontramos ningún comentario en los lugares habituales.
Otras ediciones - Ver todas
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 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 cćnćcium canal cavity cell character cilia closely complete condition connected consists constitutes contained continuous 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 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 | la Biblioteca Estatal de Baviera |
| Digitalizado | 13 Nov. 2009 |
| Largo | 119 páginas |
| Exportar cita | BiBTeX EndNote RefMan |