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 3
... disc . This beautiful tentacular plume is one of its most striking features ; and as Trembley naturally supposed his animal to be intimately related with the polypes , it suggested the name of " Polype à Panache , " by which he ...
... disc . This beautiful tentacular plume is one of its most striking features ; and as Trembley naturally supposed his animal to be intimately related with the polypes , it suggested the name of " Polype à Panache , " by which he ...
Página 8
... disc or stage which surrounds the mouth and bears the tentacula , I have called Lophophore . || The Epistome is a peculiar valve - like organ which arches over the mouth in most of the fresh - water genera . The Perigastric ** space is ...
... disc or stage which surrounds the mouth and bears the tentacula , I have called Lophophore . || The Epistome is a peculiar valve - like organ which arches over the mouth in most of the fresh - water genera . The Perigastric ** space is ...
Página 13
... disc , which closely resembles the foot of a gasteropodous mollusc , and on which this singular colony creeps about on the stems and leaves of aquatic plants , exposing its beautiful plumes to the light and warmth of the sun ( Pl . I ...
... disc , which closely resembles the foot of a gasteropodous mollusc , and on which this singular colony creeps about on the stems and leaves of aquatic plants , exposing its beautiful plumes to the light and warmth of the sun ( Pl . I ...
Página 19
... disc ( the lophophore ) ( Pl . II , fig . 24 ; IX , fig . 7 ; X , figs . 3 , 4 , k ) which surrounds the mouth ; and secondly , a series of tentacula ( 1 ) which are borne upon the margin of the lophophore . The lophophore is throughout ...
... disc ( the lophophore ) ( Pl . II , fig . 24 ; IX , fig . 7 ; X , figs . 3 , 4 , k ) which surrounds the mouth ; and secondly , a series of tentacula ( 1 ) which are borne upon the margin of the lophophore . The lophophore is throughout ...
Página 26
... fascicles , and I have been unable to detect in them the striæ , or see them breaking into the discs , which may be observed in the great retractors of the polypide . ( 8. ) Parietal Muscles . In the description of 26 MUSCULAR SYSTEM .
... fascicles , and I have been unable to detect in them the striæ , or see them breaking into the discs , which may be observed in the great retractors of the polypide . ( 8. ) Parietal Muscles . In the description of 26 MUSCULAR SYSTEM .
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