 | Thomas Rymer Jones - 1855 - 912 Seiten
...copiously penetrated. They present a problem interesting alike to the physiologist and the mechanician. From their extreme length and vast number, they expose an extensive aggregate surface to the agency of (he surrounding medium. They consist, in Terebella nebulosa, of hollow, flattened, tubular filaments,... | |
 | Thomas Rymer Jones - 1858 - 588 Seiten
...places to hold the particles securely*. • In Terebelia nebulosa, writes Dr. Williams, the tentacula consist of hollow, flattened, tubular filaments, furnished with strong muscular parietes, each tentacle forming a band which may be rolled longitudinally into a cylindrical form, so as to enclose... | |
 | Thomas Rymer Jones - 1861 - 904 Seiten
...tentacles of the Terebellae present a problem interesting alike to the physiologist and the mechanician. From their extreme length and vast number, they expose...the agency of the surrounding medium. They consist, in Terebella nebulosa, of hollow, flattened, tubular filaments, furnished with strong muscular parietes.... | |
 | John George Wood - 1865 - 708 Seiten
...invariably recommenced from the foundation." " In Tereliella ndmlosa," writes Dr. Williams, " the tentacula consist of hollow, flattened tubular filaments, furnished with strong muscular parietes, each tentacle forming a band which may be rolled longitudinally into a cylindrical form, so as to inclose... | |
 | John George Wood - 1866 - 674 Seiten
...invariably recommenced from the foundation." "In Terebella nebulosa," writes Dr. Williams, " the tentacula consist of hollow, flattened tubular filaments, furnished with strong muscular parietes, each tentacle forming a band which may be rolled longitudinally into a cylindrical form, so as to inclose... | |
 | John George Wood - 1866 - 732 Seiten
...invariably recommenced from the foundation." " In Terebella nebulosa," writes Dr. Williams, " the tentacula consist of hollow, flattened tubular filaments, furnished with strong muscular parietes, each tentacle forming a band which may be rolled longitudinally into a cylindrical form, so as to inclose... | |
 | John George Wood - 1882 - 110 Seiten
...invariably recommenced from the foundation.' 'In Terebella nebvlow ,' writes Dr. Williams, 'the tentacula consist of hollow, flattened tubular filaments, furnished with strong muscular parietes, each tentacle forming a band which may be rolled longitudinally into a cylindrical form, so as to enclose... | |
 | John George Wood - 1892 - 702 Seiten
...recommenced from the foundation." ' " In Terebella nebulosa" writes Dr. "Williams, " the tentacula consist of hollow, flattened tubular filaments, furnished with strong muscular parietes, each tentacle forming a band which may be rolled longitudinally into a cylindrical form, so as to inclose... | |
 | Philip Henry Gosse - 2003 - 416 Seiten
...than those very slender, soft, and flexible threads. Dr, Williams shall tell us how they are used. "They consist of hollow flattened tubular filaments, furnished with strong muscular parietes. The band may be rolled longitudinally into a cylindrical form, so as to inclose a hollow cylindrical... | |
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Terebella nebulosa," writes Dr. Williams, " the tentacula consist of hollow, flattened tubular filaments, furnished with strong muscular parietes, each tentacle forming a band which may be rolled longitudinally into a cylindrical form, so as to inclose... 