A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28Ray Society, 1856 - 119 páginas |
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Página 81
... Leidy , under the name of Cristatella magnifica . The statoblasts of this animal resemble those of Cristatella mucedo , and it was this character which induced Leidy to refer his new Polyzoon to the genus Crista- tella . It is not ...
... Leidy , under the name of Cristatella magnifica . The statoblasts of this animal resemble those of Cristatella mucedo , and it was this character which induced Leidy to refer his new Polyzoon to the genus Crista- tella . It is not ...
Página 117
... Leidy under the name of Urnatella gracilis . It resembles , as Dr. Leidy informs us , a miniature Isis hippuris , and was discovered growing upon the under side of stones , in the River Schuylkill , near Philadelphia . Dr. Leidy accom ...
... Leidy under the name of Urnatella gracilis . It resembles , as Dr. Leidy informs us , a miniature Isis hippuris , and was discovered growing upon the under side of stones , in the River Schuylkill , near Philadelphia . Dr. Leidy accom ...
Página 118
... Leidy . Fig . 17 . -d URNATELLA GRACILIS . a . Oral orifice . b . Anal orifice . c . Stomach . ddd . Gemmæ . SYNONYMS . - 1854 . Urnatella gracilis . Leidy , Proceedings Acad . Nat . Sci . of Philadelphia , vol . v , p . 321. ( Original ...
... Leidy . Fig . 17 . -d URNATELLA GRACILIS . a . Oral orifice . b . Anal orifice . c . Stomach . ddd . Gemmæ . SYNONYMS . - 1854 . Urnatella gracilis . Leidy , Proceedings Acad . Nat . Sci . of Philadelphia , vol . v , p . 321. ( Original ...
Otras ediciones - Ver todas
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 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