A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and ForeignRay Society, 1856 - 119 páginas |
Dentro del libro
Página 1
... stones , or old shells , or the broad fronds of Laminaria and other sea - weeds ; now forming soft , irregular , fungus - like masses , or hard , calcareous , branchy growths , like diminutive trees ; and now again presenting the ...
... stones , or old shells , or the broad fronds of Laminaria and other sea - weeds ; now forming soft , irregular , fungus - like masses , or hard , calcareous , branchy growths , like diminutive trees ; and now again presenting the ...
Página 40
... stone or other body on which the specimen had developed itself , and to which they are now connected in lines ( Pl . VII , figs . 5 , 10 ) through the medium of a portion of the old cell in which they had been produced . I am unable to ...
... stone or other body on which the specimen had developed itself , and to which they are now connected in lines ( Pl . VII , figs . 5 , 10 ) through the medium of a portion of the old cell in which they had been produced . I am unable to ...
Página 74
... stones , or lurking under the arches of bridges where a ray of direct sunlight never enters ; Cristatella alone delights in exposure to the full influence of the solar beams , and may be seen basking upon the upper side of submerged stones ...
... stones , or lurking under the arches of bridges where a ray of direct sunlight never enters ; Cristatella alone delights in exposure to the full influence of the solar beams , and may be seen basking upon the upper side of submerged stones ...
Página 75
... the under side of floating leaves , or upon the stones at the margin of lakes , where they are exposed to the ripple as it breaks upon the shore . 76 4 . CONDENSED SYNOPSIS OF THE ORDERS , SUB GEOGRAPHICAL DISTRIBUTION . 75.
... the under side of floating leaves , or upon the stones at the margin of lakes , where they are exposed to the ripple as it breaks upon the shore . 76 4 . CONDENSED SYNOPSIS OF THE ORDERS , SUB GEOGRAPHICAL DISTRIBUTION . 75.
Página 78
... stones and the stems of aquatic plants , delighting in sunlight . LOCALITIES . - British : A millpond near Little Baddow , Essex ; Union Canal , Edin- burgh ; a beautiful little subalpine lake near Glandore , County Cork ; Lakes of ...
... stones and the stems of aquatic plants , delighting in sunlight . LOCALITIES . - British : A millpond near Little Baddow , Essex ; Union Canal , Edin- burgh ; a beautiful little subalpine lake near Glandore , County Cork ; Lakes of ...
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