A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and ForeignRay Society, 1856 - 119 páginas |
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... anatomical observa- tions have been over and over again repeated for the purpose of verification , and many hundred specimens have thus passed beneath the dissecting needle . Of all the known fresh - water genéra there are but two ...
... anatomical observa- tions have been over and over again repeated for the purpose of verification , and many hundred specimens have thus passed beneath the dissecting needle . Of all the known fresh - water genéra there are but two ...
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... anatomical details have a much more extended appli- cation . The Polyzoa constitute an exceedingly natural group ... anatomy of these will apply in all essential points to that of the entire class , while such points of structure as ...
... anatomical details have a much more extended appli- cation . The Polyzoa constitute an exceedingly natural group ... anatomy of these will apply in all essential points to that of the entire class , while such points of structure as ...
Página 4
... anatomy in the determination of the true rank of organic beings had been very generally recognised . Zoologists were thus prepared to appre- ciate the importance of the new light which was about to be thrown upon the structure of these ...
... anatomy in the determination of the true rank of organic beings had been very generally recognised . Zoologists were thus prepared to appre- ciate the importance of the new light which was about to be thrown upon the structure of these ...
Página 6
... des Rothen Meeres . ' See an admirable criticism by Busk on the Priority of the term Polyzoa , in the Annals of Nat . Hist . , ' vol . x , 1852 . Fig . 1 . ANATOMY AND PHYSIOLOGY . 1 . 6 THE POLYZOA RECOGNISED AS A DISTINCT GROUP .
... des Rothen Meeres . ' See an admirable criticism by Busk on the Priority of the term Polyzoa , in the Annals of Nat . Hist . , ' vol . x , 1852 . Fig . 1 . ANATOMY AND PHYSIOLOGY . 1 . 6 THE POLYZOA RECOGNISED AS A DISTINCT GROUP .
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... ANATOMY AND PHYSIOLOGY . 1 . PRELIMINARY MATTER . General conception of a Polyzoon . - PLAN OF A POLYZOON . -e Fig . 2 . -9 b Fig . 1. Exserted . Fig . 2. Retracted . a . Region of mouth , surrounded by tentacles . b . Alimentary canal ...
... ANATOMY AND PHYSIOLOGY . 1 . PRELIMINARY MATTER . General conception of a Polyzoon . - PLAN OF A POLYZOON . -e Fig . 2 . -9 b Fig . 1. Exserted . Fig . 2. Retracted . a . Region of mouth , surrounded by tentacles . b . Alimentary canal ...
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 crescentic Cristatella Cristatella mucedo d'eau douce described Difflugia disc distinct Dumortier ectocyst Ehrenbergi 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 oesophagus 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