A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and ForeignRay Society, 1856 - 119 páginas |
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... tentacula , crowded with vertical crimson lines ; mouth large , flesh - colored , with a deep longitudinal sulcus ; tentacula also flesh - colored , thick , short , suddenly tapering to a blunt point , rather few in number , crowded ...
... tentacula , crowded with vertical crimson lines ; mouth large , flesh - colored , with a deep longitudinal sulcus ; tentacula also flesh - colored , thick , short , suddenly tapering to a blunt point , rather few in number , crowded ...
Página 3
... tentacula , seems to me an important one . Allman very strangely omits to specifically state the number of tentacula , except in his descrip- tion where he says , " Polypi tentaculis numerosis sparsis tereti- bus , " thus leaving it to ...
... tentacula , seems to me an important one . Allman very strangely omits to specifically state the number of tentacula , except in his descrip- tion where he says , " Polypi tentaculis numerosis sparsis tereti- bus , " thus leaving it to ...
Página 10
... tentacula terminal and club shaped , the shorter tentacula lateral and oblong . The name means friend of fungi , on which they feed . 69. Philomycus quadrilus . Grey , back smooth , with four longitudinal rows of irregular black spots ...
... tentacula terminal and club shaped , the shorter tentacula lateral and oblong . The name means friend of fungi , on which they feed . 69. Philomycus quadrilus . Grey , back smooth , with four longitudinal rows of irregular black spots ...
Página 20
... tentacula jointed , blue , fragile , and intermixed with fhorter tubercles . 29. Medusa umbella : tentacula of the disk naked , of the margin glandular ; margin membranaceous , crenate . The body is rigid , depreffed , with radiate ...
... tentacula jointed , blue , fragile , and intermixed with fhorter tubercles . 29. Medusa umbella : tentacula of the disk naked , of the margin glandular ; margin membranaceous , crenate . The body is rigid , depreffed , with radiate ...
Página 19
... tentacula , or hairs , of va- rious lengths , round the margin . The under part is concave , the centre impervious , thick , and producing four arms , or long jagged : membranaceous folds . Thefe arms are entirely wanting in the younger ...
... tentacula , or hairs , of va- rious lengths , round the margin . The under part is concave , the centre impervious , thick , and producing four arms , or long jagged : membranaceous folds . Thefe arms are entirely wanting in the younger ...
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