A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28Ray Society, 1856 - 119 páginas |
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Página 60
... gives a figure of it in his Manual of Natural History , ' published in 1779.§ It is at once distinguished from all previously described fresh- water Polyzoa by the tentacula being disposed in a circle , instead of presenting the form of ...
... gives a figure of it in his Manual of Natural History , ' published in 1779.§ It is at once distinguished from all previously described fresh- water Polyzoa by the tentacula being disposed in a circle , instead of presenting the form of ...
Página 68
... gives a good account of the habits and external characters of the animal ; but he informs us of no new fact ... give admission to the external water ; though in a subse- quent memoir he admits that this appearance is deceptive . He ...
... gives a good account of the habits and external characters of the animal ; but he informs us of no new fact ... give admission to the external water ; though in a subse- quent memoir he admits that this appearance is deceptive . He ...
Página 69
... gives a tolerably extensive synonymy of the species of fresh - water Polyzoa , which he distributes under the five genera , Cristatella , Alcyonella , Plumatella , Paludicella , and Fredericella ; he , however , still maintains the ...
... gives a tolerably extensive synonymy of the species of fresh - water Polyzoa , which he distributes under the five genera , Cristatella , Alcyonella , Plumatella , Paludicella , and Fredericella ; he , however , still maintains the ...
Otras ediciones - Ver todas
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 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