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 4
Zoologists were thus prepared to appreciate the importance of the new light
which was about to be thrown upon the structure of these plant - like productions .
In March , 1827 , Professor Grant read before the Wernerian Society a Memoir on
...
Zoologists were thus prepared to appreciate the importance of the new light
which was about to be thrown upon the structure of these plant - like productions .
In March , 1827 , Professor Grant read before the Wernerian Society a Memoir on
...
Página 5
Cuvier had already determined a striking difference of structure between the
Sertularian Polypes and those of Alcyonium , and a third type of structure , widely
different from both , was now pointed out by M. Edwards as characterising the ...
Cuvier had already determined a striking difference of structure between the
Sertularian Polypes and those of Alcyonium , and a third type of structure , widely
different from both , was now pointed out by M. Edwards as characterising the ...
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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