A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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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 83
The “ Polype à Panache , ” discovered by Trembley , in 1741 , was the first
Polyzoon of which we have any record . It long continued to be confounded with
species of Plumatella and Alcyonella , until Dumortier , rediscovering it in 1834 ,
and ...
The “ Polype à Panache , ” discovered by Trembley , in 1741 , was the first
Polyzoon of which we have any record . It long continued to be confounded with
species of Plumatella and Alcyonella , until Dumortier , rediscovering it in 1834 ,
and ...
Página 84
( Figures copied from Trembley . ) 1824. Naisa reptans . Deslongchamps , Encyc
. Méth . Zooph . , 1824 , p . 561 . 1826. Plumatella cristata . Blainville , Dict . Sci .
Nat . , tom . xlii , art . Plumatella . 1828. Alcyonella , tertius evolutionis gradus .
( Figures copied from Trembley . ) 1824. Naisa reptans . Deslongchamps , Encyc
. Méth . Zooph . , 1824 , p . 561 . 1826. Plumatella cristata . Blainville , Dict . Sci .
Nat . , tom . xlii , art . Plumatella . 1828. Alcyonella , tertius evolutionis gradus .
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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 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