 Bera are of a fine olivegreen. The under part of the head is yellow mingled with red. Two rows of small yellow spots are placed symmetrically along the back, from the head to the end of the tail. Every spot contains an excretory aperture. In consequence,...  The Edinburgh Philosophical Journal - Page 2431820Full view - About this book
 | Alexander von Humboldt, Aimé Bonpland - 1819 - 590 pages
...tail. Every spot contains an excretory aperture. In consequence, the skin of the animal is constantly covered with a mucous matter, which, as Volta has...different parts of the world, is covered with scales. 851 The gymnoti, like our eels, are fond of swallowing and breathing- air on the surface of the water... | |
 | Alexander von Humboldt, Aimé Bonpland - 1819 - 602 pages
...tail. Every spot contains an excretory aperture. In consequence, the skin of the animal is constantly covered with a mucous matter, which, as Volta has...different parts of the world, is covered with scales. * We yet know with certainty only seven electrical fishes : The gymnoti, like our eels, are fond of... | |
 | William Jerdan, William Ring Workman, Frederick Arnold, John Morley, Charles Wycliffe Goodwin - 1819 - 860 pages
...tail. Every spot contains an excretory aperture. In consequence, the skin of the animal is constantly covered with a mucous matter, which, as Volta has...remarkable, that no electrical fish, yet discovered, (of which there are only seven) in the different parts of the world, is covered with scales. The following... | |
 | 1819 - 552 pages
...tail. Every spot contains an excretory aperture. In consequence, the skin of the animal is constantly covered with a mucous matter, which, as Volta has...remarkable, that no electrical fish, yet discovered (of which there are only seven), in the different parts of the world, is covered with scales.' The... | |
 | 1819 - 304 pages
...tail. Every spot contains an excretory apefture. In consequence, the skin of the animal is constantly covered with a mucous matter, which, as Volta has...twenty or thirty times better than pure water. It u in general somewhat remarkable, that no electrical fish, yet discovered, (of which there are only... | |
 | 1820 - 870 pages
...aperture. In consequence, the skin of the animal is constantly covered with a mucous matter, which, a& Volta has proved, conducts electricity twenty or thirty...different parts of the world, is covered with scales." Pp. 348—351. An affecting spectacle presented itself to our travellers after leaving Calabozo. In... | |
 | Alexander von Humboldt, Aimé Bonpland - 1825 - 602 pages
...tail. Every spot contains an excretory aperture. In consequence, the skin of the animal is constantly covered with a mucous matter, which, as Volta has...different parts of the world, is covered with scales. The gymnoti, like our eels, are fond of swallowing antTbreathing air on the surface of the water; but... | |
 | 1820 - 486 pages
...skin of the animal is constantly * The Indians assured us, that when the horses are made to run two day« covered with a mucous matter, which, as Volta...different parts of the world, is covered with scales. .j., .fi-ci.o :>.,. It would be temerity to expose ourselves to the first .shocks of a very large and... | |
 | William Adams (M.A.) - 1832 - 516 pages
...aperture ; consequently, the skin is constantly covered with a mucous matter, which, according to Volta, conducts electricity twenty or thirty times better than pure water. It is generally remarked, that no electrical fish, yet discovered, possesses any scales ; and that only seven... | |
 | Thomas Curtis (of Grove house sch, Islington) - 442 pages
...tail. Every spot contains an excretory aperture In consequence, the skin of the animal is constantly covered with a mucous matter, which, as V'olta has...twenty or thirty times better than pure water. It is in ge neral somewhat remarkable, that no electrical fish, yet discovered in the different parts of the... | |
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