A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and ForeignRay Society, 1856 - 119 páginas |
Dentro del libro
Resultados 1-3 de 14
Página 1
... naturalists , separated as a distinct group , and described by Thompson under the name of Polyzoa , and shortly after indicated by Ehrenberg under that of Bryozoa . They are chiefly inhabitants of the sea , where they may be witnessed ...
... naturalists , separated as a distinct group , and described by Thompson under the name of Polyzoa , and shortly after indicated by Ehrenberg under that of Bryozoa . They are chiefly inhabitants of the sea , where they may be witnessed ...
Página 3
... naturalists , that its importance , and its true bearing on systematic zoology , began to be appreciated . The in- vestigations of Trembley and Baker , however , having clearly demonstrated , in the " Polype à Panache , " all the ...
... naturalists , that its importance , and its true bearing on systematic zoology , began to be appreciated . The in- vestigations of Trembley and Baker , however , having clearly demonstrated , in the " Polype à Panache , " all the ...
Página 75
... naturalists who have examined the regions lying further towards the tropics . We know that the fresh - water tanks in India have been subjected to examination , both botanically and zoologically ; and though we should naturally expect ...
... naturalists who have examined the regions lying further towards the tropics . We know that the fresh - water tanks in India have been subjected to examination , both botanically and zoologically ; and though we should naturally expect ...
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 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 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