 | American Association for the Advancement of Science - 1871 - Страниц: 440
...sliding motion of the two valves, using at the same time the fringes of seta) which swung promptly back and forth like a galley of oars, leaving a peculiar track in the sand. In the motion of the sette he noticed the impulse commencing from behind, and running forward. Within... | |
 | 1870 - Страниц: 500
...broken and forming new sand-case. Fig. 3. Peduncle broken close to the body, and forming new sand-case. like a galley of oars, leaving a peculiar track in the sand. In the motion of the setae he noticed the impulse commencing from behind and running forward. Within... | |
 | 1871 - Страниц: 1016
...motion, in all directions, of the dorsal and ventral plates, aided at the same time by the rows of setic or bristles, which swung back and forth like a galley...hollow, and the blood could be seen coursing back and fortli in its channel. It was distinctly and regularly ringed, and presented a remarkably worm-like... | |
 | 1871 - Страниц: 812
...motion, in all directions, of the dorsal and ventral plates, aided at the same time by the rows of setae or bristles, which swung back and forth like a galley of oars, leaving a peculiar track in the sand. or unwound at full length. It was contractile, also, and quickly jerked the body beneath the sand when... | |
 | American Association for the Advancement of Science - 1871 - Страниц: 440
...sliding motion of the two valves, using at the same time the fringes of sette which swung promptly back and forth like a galley of oars, leaving a peculiar track in the sand. In the motion of the seiae he noticed the impulse commencing from behind, and running forward. Within... | |
 | Brighton and Hove Natural History and Philosophical Society, Brighton - 1874 - Страниц: 800
...sliding motion of the two valves, using at the same time the fringes of setce, which' swung promptly back and forth like a galley of oars, leaving a peculiar track in the sand. In the motion of the setae he noticed the impulse commencing from behind and running forward. The larger... | |
 | 1870 - Страниц: 488
...motion, in all directions, of the dorsal and ventral plates, aided at the same time by the rows of setae or bristles, which swung back and forth like a galley...the blood could be seen coursing back and forth in this channel. It was distinctly regularly ringed( and presented a remarkably worm-like appearance.... | |
 | 1870 - Страниц: 570
...sliding motion of the two vnlves, using at the same time the fringes of setae, which swung promptly back and forth like a galley of oars, leaving a peculiar track in the sand. In the motion of the set» he noticed the impulse commencing from behind and running forward. Within... | |
 | 1870 - Страниц: 958
...sliding motion of the two valves, using at the same time the fringes of setse which swung promptly back and forth like a galley of oars, leaving a peculiar track in the sand. In the motion of the setaa he noticed the impulse commencing from behind and running forward. Within... | |
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Lingula had the power of moving over the sand by the sliding motion of the two valves, using at the same time the fringes of seta) which swung promptly back and forth like a galley of oars, leaving a peculiar track in the sand. 