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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... structure , and as the fresh - water species afford fine typical examples of the class , a work devoted to the anatomy of these will apply in all essential points to that of the entire class , while such points of structure as are ...
... structure , and as the fresh - water species afford fine typical examples of the class , a work devoted to the anatomy of these will apply in all essential points to that of the entire class , while such points of structure as are ...
Página 5
... structure between the Sertularian Polypes and those of Alcyonium , and a third type of structure , widely different from both , was now pointed out by M. Edwards as characterising the Flustræ and their allies , which he proposed to ...
... structure between the Sertularian Polypes and those of Alcyonium , and a third type of structure , widely different from both , was now pointed out by M. Edwards as characterising the Flustræ and their allies , which he proposed to ...
Página 40
... structure can be detected . These differ also from the unattached statoblasts in shape , being much broader in proportion to their length , while the annulus is exceed- ingly narrow and presents but slight traces of that highly ...
... structure can be detected . These differ also from the unattached statoblasts in shape , being much broader in proportion to their length , while the annulus is exceed- ingly narrow and presents but slight traces of that highly ...
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