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 70
... specific identity of the " Polype à Panache " with the Alcyonella stagnarum . In 1848 , we obtain from M. Van Beneden a very valuable memoir on the fresh - water Polyzoa of Belgium . The author here enters into important details of the ...
... specific identity of the " Polype à Panache " with the Alcyonella stagnarum . In 1848 , we obtain from M. Van Beneden a very valuable memoir on the fresh - water Polyzoa of Belgium . The author here enters into important details of the ...
Página 114
... specific name articulata , originally applied to this species by Ehrenberg , was sufficiently significant , so long as the animal was described as a species of Alcyonella ; it is now , however , quite inapplicable , for it possesses no ...
... specific name articulata , originally applied to this species by Ehrenberg , was sufficiently significant , so long as the animal was described as a species of Alcyonella ; it is now , however , quite inapplicable , for it possesses no ...
Página 117
... specific diagnosis , from which it appears that Urnatella gracilis is a most remarkable animal , and one of the most beautiful of the fresh- water Polyzoa . The following are the characters given by Leidy in his amended diagnosis ...
... specific diagnosis , from which it appears that Urnatella gracilis is a most remarkable animal , and one of the most beautiful of the fresh- water Polyzoa . The following are the characters given by Leidy in his amended diagnosis ...
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 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 longitudinal 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