A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Volumen28Ray Society, 1856 - 119 páginas |
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Página 28
... Hancock as some of the posterior fibres of the anterior parieto - vaginal muscles . The action of the anterior parieto - vaginal muscles assists in the invagination of the tube , and dilates it when completely retracted ; they thus act ...
... Hancock as some of the posterior fibres of the anterior parieto - vaginal muscles . The action of the anterior parieto - vaginal muscles assists in the invagination of the tube , and dilates it when completely retracted ; they thus act ...
Página 114
... Hancock , Ann . Nat . Hist . , 2d series , vol . v , p . 201 , pl . 5 , figs . 1 , 2 , and pl . 4. ( Original figures . ) 1851. Paludicella elongata ? Leidy , Proc . Acad . Nat . Sci . of Philadelphia , vol . v , p . 321. ( Original ...
... Hancock , Ann . Nat . Hist . , 2d series , vol . v , p . 201 , pl . 5 , figs . 1 , 2 , and pl . 4. ( Original figures . ) 1851. Paludicella elongata ? Leidy , Proc . Acad . Nat . Sci . of Philadelphia , vol . v , p . 321. ( Original ...
Página 115
... Hancock † under the name of P. procumbens , I have been unable to agree with this naturalist in considering it a distinct species . The main character on which Mr. Hancock relies , is the supposed smaller number of tentacula in his ...
... Hancock † under the name of P. procumbens , I have been unable to agree with this naturalist in considering it a distinct species . The main character on which Mr. Hancock relies , is the supposed smaller number of tentacula in his ...
Otras ediciones - Ver todas
A Monograph of the Fresh-Water Polyzoa, Including All the Known Species ... George James Allman Sin vista previa disponible - 2009 |
A Monograph of the Fresh-water Polyzoa: Including All the Known Species ... George James 1812-1898 Allman Sin vista previa disponible - 2021 |
A Monograph of the Fresh-Water Polyzoa: Including All the Known Species ... George James Allman Sin vista previa disponible - 2016 |
Términos y frases comunes
adherent Alcyonella Alcyonella fungosa Alcyonella stagnorum alimentary canal Allman anatomy animal annulus Ascidian attached become Beneden Bowerbankia Brachiopoda branches branchial sac Brit Brux campanulata cavity cell cilia cœnocium crescentic Cristatella Cristatella mucedo d'eau douce described Difflugia disc distinct Dumortier ectocyst Ehrenbergi embryo endocyst epistome exserted external fibres flabellum fluid fresh-water Polyzoa funiculus ganglion genera genus Gervais hæmal Hancock hippocrepian Hist homologous intestine invaginated l'Acad Lamarck layer Leidy longitudinal lophophore Lophopus crystallinus margin Mém membrane memoir Meyen mouth Müller Naisa naturalists observed oesophagus organ orifice Original figures ovary ovum Paludicella parieto-vaginal muscles peculiar Pedicellina perigastric space Plumatella repens Polype à Panache polypide Polyzoon portion posterior present Raspail respiratory retraction retractor retractor muscles Rösel seen septa side species specimens statoblasts stomach structure surface tentacles tentacula tentacular crown tentacular sheath thoracic chamber transparent transverse Trembley tubes Tubularia repens tunic Tunicata Urnatella walls Zooph