A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and ForeignRay Society, 1856 - 119 páginas |
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Página 79
... Leidy . The cœnœcium is of a dull yellow , or sienna colour . The polypide is nearly of the same colour , with the exception of the intestine , which , in well - fed , healthy specimens , is light bluish - green . The largest specimens ...
... Leidy . The cœnœcium is of a dull yellow , or sienna colour . The polypide is nearly of the same colour , with the exception of the intestine , which , in well - fed , healthy specimens , is light bluish - green . The largest specimens ...
Página 80
... is rapidly multiplied by the pro- duction of gemmæ . I have never met with Cristatella later than the autumn ; it seems to be strictly annual in its duration . PLUMATELLIDE . Genus II . PECTINATELLA , Leidy , 1851 80 CRISTATELLA MUCEDO .
... is rapidly multiplied by the pro- duction of gemmæ . I have never met with Cristatella later than the autumn ; it seems to be strictly annual in its duration . PLUMATELLIDE . Genus II . PECTINATELLA , Leidy , 1851 80 CRISTATELLA MUCEDO .
Página 81
... Leidy , under the name of Cristatella magnifica . The statoblasts of this animal resemble those of Cristatella mucedo , and it was this character which induced Leidy to refer his new Polyzoon to the genus Crista- tella . It is not ...
... Leidy , under the name of Cristatella magnifica . The statoblasts of this animal resemble those of Cristatella mucedo , and it was this character which induced Leidy to refer his new Polyzoon to the genus Crista- tella . It is not ...
Página 97
... Leidy , Proc . Acad . Nat . Sci . of Philadelphia , vol . v , p . 321 . Iconography . The original figures of P. repens a , are those of Schäffer , Eichhorn , Vaucher , Raspail , Carus , Johnston , Brit . Zooph . 1st edit . , Johnston ...
... Leidy , Proc . Acad . Nat . Sci . of Philadelphia , vol . v , p . 321 . Iconography . The original figures of P. repens a , are those of Schäffer , Eichhorn , Vaucher , Raspail , Carus , Johnston , Brit . Zooph . 1st edit . , Johnston ...
Página 98
... Leidy , ( see below , p . 109 , ) we will have then , on the authority of Dr. Leidy , an American locality ( Pennsylvania ) to add to the above . Plumatella repens is a very elegant Polyzoon ; the orifices for the egress of the ...
... Leidy , ( see below , p . 109 , ) we will have then , on the authority of Dr. Leidy , an American locality ( Pennsylvania ) to add to the above . Plumatella repens is a very elegant Polyzoon ; the orifices for the egress of the ...
Otras ediciones - Ver todas
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 Species ... George James Allman Sin vista previa disponible - 2009 |
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 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 Linnæus lophophore Lophopus crystallinus margin Mém membrane memoir Meyen mouth Müller Naisa naturalists observed œsophagus 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 Zoophytes