A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Volumen28 |
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Página 35
The unciliated portion is now no longer capable of being withdrawn within the
ciliated, with which it has become directly continuous, while the cilia themselves
disappear from the ciliated portion, and the entire sac becomes enveloped in ...
The unciliated portion is now no longer capable of being withdrawn within the
ciliated, with which it has become directly continuous, while the cilia themselves
disappear from the ciliated portion, and the entire sac becomes enveloped in ...
Página 36
The two tunics of the gemma are to become the ectocyst and endocyst of the
future cell. By this time the gemma has become considerably elongated and has
acquired a clavate form, and its cavity begins to be cut off from that of the parent-
cell ...
The two tunics of the gemma are to become the ectocyst and endocyst of the
future cell. By this time the gemma has become considerably elongated and has
acquired a clavate form, and its cavity begins to be cut off from that of the parent-
cell ...
Página 53
which we have assumed as homologous with the thoracic chamber of the
Ascidian ; and the lophophore, which represents the thoracic sinus of the
branchial sac of the Ascidian, becomes separated from it just as the branchial sac
separates ...
which we have assumed as homologous with the thoracic chamber of the
Ascidian ; and the lophophore, which represents the thoracic sinus of the
branchial sac of the Ascidian, becomes separated from it just as the branchial sac
separates ...
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A Monograph of the Fresh-water Polyzoa: Including All the Known ..., Volumen28 George James Allman Vista de fragmentos - 1856 |
A Monograph of the Fresh-water Polyzoa: Including All the Known Species ... George James Allman Vista de fragmentos - 1856 |
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 coenoecium crescentic Cristatella Cristatella mucedo d'eau douce described disc distinct Dumortier ectocyst embryo endocyst epistome exserted external fibres flabellum fluid Flustrae fresh-water Polyzoa funiculus ganglion gemmae genera genus Gervais 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 oesophagus organ orifice Original figures ovary ovum Pallas 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 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
Información bibliográfica
| Título | A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Volumen28 A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, George James Allman Publications, Ray Society Ray Society, Ray Society Volumen28 de Ray society ... [Publications |
| Autor | George James Allman |
| Editor | Ray Society, 1856 |
| Procedencia del original | Universidad de Illinois en Urbana-Champaign |
| Digitalizado | 13 Oct. 2015 |
| Largo | 119 páginas |
| Exportar cita | BiBTeX EndNote RefMan |