A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and ForeignRay Society, 1856 - 119 páginas |
Dentro del libro
Página 36
... extending from just behind the lophophore to the walls of the cell . The body of the polypide at the spot directly opposite to the rudimental crown of tentacula , is also seen to be connected by a short , thick , fleshy mass , with the ...
... extending from just behind the lophophore to the walls of the cell . The body of the polypide at the spot directly opposite to the rudimental crown of tentacula , is also seen to be connected by a short , thick , fleshy mass , with the ...
Página 38
... extends over the whole surface of the cellular con- tents , but the other is confined to the margin of the lenticular mass which it embraces in the form of a ring ( fig . 39 ) . No manifest structure , beyond a simply granular one , can ...
... extends over the whole surface of the cellular con- tents , but the other is confined to the margin of the lenticular mass which it embraces in the form of a ring ( fig . 39 ) . No manifest structure , beyond a simply granular one , can ...
Página 41
... extends itself by the production of gemmæ , which after development remain permanently adherent ; it establishes new colonies by ova and statoblasts , and by ordinary gemmæ which ultimately become detached . If we attempt to correlate ...
... extends itself by the production of gemmæ , which after development remain permanently adherent ; it establishes new colonies by ova and statoblasts , and by ordinary gemmæ which ultimately become detached . If we attempt to correlate ...
Página 47
... extending extending transversely across the thoracic chamber , and communicating with a series of secondary tubes , which HOMOLOGIES . 47.
... extending extending transversely across the thoracic chamber , and communicating with a series of secondary tubes , which HOMOLOGIES . 47.
Página 60
... extending over 1769 . * LEENDERT BOMME , Bericht aangaande verscheiden zoonderlinge Zee - Insecten . ' + MÜLLER , ' Vermium terrestrium et fluviatilium Historia . ' Lips . , 1773 . Acta Vliss . , ‡ BLUMENBACH , Von den Federbusch ...
... extending over 1769 . * LEENDERT BOMME , Bericht aangaande verscheiden zoonderlinge Zee - Insecten . ' + MÜLLER , ' Vermium terrestrium et fluviatilium Historia . ' Lips . , 1773 . Acta Vliss . , ‡ BLUMENBACH , Von den Federbusch ...
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