A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
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Página 6
6 THE POLYZOA RECOGNISED AS A DISTINCT GROUP . with scientific men ,
Thompson was quite unaware , when he published the result of his researches ,
that Grant and Edwards had been before him in the field ; his observations are ...
6 THE POLYZOA RECOGNISED AS A DISTINCT GROUP . with scientific men ,
Thompson was quite unaware , when he published the result of his researches ,
that Grant and Edwards had been before him in the field ; his observations are ...
Página 63
In his · Histoire des Polypiers , ' * published in 1816 , Lamouroux changes
Lamarck's name of Plumatella into that of Naisa , a change entirely uncalled for ,
and founded on erroneous views of the structure of the genus ; and though
Lamouroux ...
In his · Histoire des Polypiers , ' * published in 1816 , Lamouroux changes
Lamarck's name of Plumatella into that of Naisa , a change entirely uncalled for ,
and founded on erroneous views of the structure of the genus ; and though
Lamouroux ...
Página 68
In 1838 , Johnston published the first edition of his excellent History of British
Zoophytes ; ' f in the account , however , here given of the fresh - water Polyzoa ,
this author merely follows his predecessors . He distributes the species under the
...
In 1838 , Johnston published the first edition of his excellent History of British
Zoophytes ; ' f in the account , however , here given of the fresh - water Polyzoa ,
this author merely follows his predecessors . He distributes the species under the
...
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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 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