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 69
... repens , and the radiating muscles of its sheath , are also described in this memoir , though I then overlooked the fact that the latter are divisible into an anterior and a posterior set ; while Dr. A. Farre's account of the action of ...
... repens , and the radiating muscles of its sheath , are also described in this memoir , though I then overlooked the fact that the latter are divisible into an anterior and a posterior set ; while Dr. A. Farre's account of the action of ...
Página 70
... repens . In this paper it was attempted to reduce to some sort of order the chaotic accumulation of synonyms by which the species is encumbered . This was facilitated by distinguishing two variations which P. repens is found to assume ...
... repens . In this paper it was attempted to reduce to some sort of order the chaotic accumulation of synonyms by which the species is encumbered . This was facilitated by distinguishing two variations which P. repens is found to assume ...
Página 72
... repens would seem to include more than one species , but neither from his descriptions nor figures is it possible to determine the exact animal intended . At the meeting of the British Association for 1849 , I noticed the addition to ...
... repens would seem to include more than one species , but neither from his descriptions nor figures is it possible to determine the exact animal intended . At the meeting of the British Association for 1849 , I noticed the addition to ...
Página 75
... repens and P. fruticosa in Lac Leculejo in the Pyrenees , at an altitude of 4590 feet ; and P. repens in Lac d'Aul , another Pyrenean lake , at an altitude of about 6500 feet , which is the greatest elevation at which any Polyzoon has ...
... repens and P. fruticosa in Lac Leculejo in the Pyrenees , at an altitude of 4590 feet ; and P. repens in Lac d'Aul , another Pyrenean lake , at an altitude of about 6500 feet , which is the greatest elevation at which any Polyzoon has ...
Página 86
... repens or P. campanulata , the difference being solely the result of accidental causes - especially the form and size of the object to which it is attached - operating on it during its growth , and thus influencing its development . The ...
... repens or P. campanulata , the difference being solely the result of accidental causes - especially the form and size of the object to which it is attached - operating on it during its growth , and thus influencing its development . 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