A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and ForeignRay Society, 1856 - 119 páginas |
Dentro del libro
Resultados 6-10 de 63
Página 8
... present case , where new facts have been accumulated requiring new words for their expression , and where the very same terms have been in two different classes of animals loosely applied to organs in no respect homologous , the ...
... present case , where new facts have been accumulated requiring new words for their expression , and where the very same terms have been in two different classes of animals loosely applied to organs in no respect homologous , the ...
Página 9
... present Memoir , and notwithstanding an apparent contradiction in designating as " hæmal " any portion of an animal totally deprived of a blood - vascular system , I shall call that region of a Polyzoon on which the nervous ganglion ...
... present Memoir , and notwithstanding an apparent contradiction in designating as " hæmal " any portion of an animal totally deprived of a blood - vascular system , I shall call that region of a Polyzoon on which the nervous ganglion ...
Página 10
... present be viewed as a provisional expedient , subject to alteration as its structure becomes better known . See the description of the genus farther on . The terms Cyclostomata , Ctenostomata , and Cheilostomata , were proposed by Busk ...
... present be viewed as a provisional expedient , subject to alteration as its structure becomes better known . See the description of the genus farther on . The terms Cyclostomata , Ctenostomata , and Cheilostomata , were proposed by Busk ...
Página 13
... presents below a flattened 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 ...
... presents below a flattened 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 ...
Página 15
... presents some peculiarities , and should be examined by itself . * See Schlossberger , Zur näheren Kenntniss der Mushelschalen , des Byssus und der Chitinfrage ' Ann . der Chem . und Pharm . , ' xcviii , 99 . a . Phylactolæmata . The ...
... presents some peculiarities , and should be examined by itself . * See Schlossberger , Zur näheren Kenntniss der Mushelschalen , des Byssus und der Chitinfrage ' Ann . der Chem . und Pharm . , ' xcviii , 99 . a . Phylactolæmata . The ...
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