A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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... 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 2
He felt their importance ; and , in 1741 , he visited the coast of Normandy , in
order to subject them to the test of actual ... The close relation of the Hydra with
the marine polypes was now abundantly apparent , and the important light which
its ...
He felt their importance ; and , in 1741 , he visited the coast of Normandy , in
order to subject them to the test of actual ... The close relation of the Hydra with
the marine polypes was now abundantly apparent , and the important light which
its ...
Página 3
... to every one in the least acquainted with the literature of zoology ; but the
assiduity of the famous historian of the fresh - water polype was destined to be
rewarded by a discovery perhaps just as important as that of the economy of
Hydra .
... to every one in the least acquainted with the literature of zoology ; but the
assiduity of the famous historian of the fresh - water polype was destined to be
rewarded by a discovery perhaps just as important as that of the economy of
Hydra .
Página 4
Important improvements too had taken place in our means of observation , and
the value of anatomy in the determination of ... Zoologists were thus prepared to
appreciate the importance of the new light which was about to be thrown upon
the ...
Important improvements too had taken place in our means of observation , and
the value of anatomy in the determination of ... Zoologists were thus prepared to
appreciate the importance of the new light which was about to be thrown upon
the ...
Página 5
Among the many important papers contained in this publication was one “ On
Polyzoa , a new animal discovered as an inhabitant of some Zoophytes . ”
Thompson had examined the animals of Bowerbankia imbricata , Valkeria
cuscuta , V.
Among the many important papers contained in this publication was one “ On
Polyzoa , a new animal discovered as an inhabitant of some Zoophytes . ”
Thompson had examined the animals of Bowerbankia imbricata , Valkeria
cuscuta , V.
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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 ..., Tema 28 George James Allman Vista de fragmentos - 1856 |
Términos y frases comunes
adherent admit Alcyonella alimentary canal Allman already anatomy animal appearance Ascidian attached become Beneden bodies branches branchial British cænæcium cavity cell character cilia closely complete condition connected consists constitutes contained continuous corresponding 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 organ orifice Original figures Paludicella passes Plumatella Plumatella repens Polype polypide Polyzoon portion present published relations repens represented 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