A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 3
The celebrity conferred on Trembley by his researches into the structure and
economy of Hydra , is known to every one in the least acquainted with the
literature of zoology ; but the assiduity of the famous historian of the fresh - water
polype ...
The celebrity conferred on Trembley by his researches into the structure and
economy of Hydra , is known to every one in the least acquainted with the
literature of zoology ; but the assiduity of the famous historian of the fresh - water
polype ...
Página 6
The discovery of the “ Polype ŕ Panache , " and the determination of its structure
by Trembley and Baker . 6. The determination of the structure of certain marine
Polyzoa by the independent and nearly simultaneous labours of Grant , Edwards
...
The discovery of the “ Polype ŕ Panache , " and the determination of its structure
by Trembley and Baker . 6. The determination of the structure of certain marine
Polyzoa by the independent and nearly simultaneous labours of Grant , Edwards
...
Página 57
Trembley has demonstrated a complete alimentary canal , consisting of
ćsophagus , stomach , and intestine ; but though he has seen the emission of
the excrementitial matter from the intestine , the actual termination of this tube has
escaped ...
Trembley has demonstrated a complete alimentary canal , consisting of
ćsophagus , stomach , and intestine ; but though he has seen the emission of
the excrementitial matter from the intestine , the actual termination of this tube has
escaped ...
Página 58
In the • Transactions of the Royal Academy of Sciences of Stockholm , for the
year 1746 , is a memoir on fresh - water polypes , by Bćck . * In this memoir two
kinds of Polyzoa are described ; one is the “ Polype ŕ Panache ” of Trembley ...
In the • Transactions of the Royal Academy of Sciences of Stockholm , for the
year 1746 , is a memoir on fresh - water polypes , by Bćck . * In this memoir two
kinds of Polyzoa are described ; one is the “ Polype ŕ Panache ” of Trembley ...
Página 59
Under the genus Tubularia , Pallas includes two fresh - water Polyzoa ; one is the
“ Polype ŕ Panache ” of Trembley , which is now described by Pallas under the
name of Tubularia crystallina ; the other , the “ Federbusch - polyp ” of Rösel ...
Under the genus Tubularia , Pallas includes two fresh - water Polyzoa ; one is the
“ Polype ŕ Panache ” of Trembley , which is now described by Pallas under the
name of Tubularia crystallina ; the other , the “ Federbusch - polyp ” of Rösel ...
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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 cćnćcium 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