 | Peter Mark Roget - Biology - 1834 - 660 pages
...prevailing characters is the external situation of the protecting organs. . Diodons and Tetrodons are remarkable for being provided with the means of suddenly...power of directing itself during this state of forced distension. But it is while lying thus bloated and passive at the mercy of the waves, that this animal... | |
 | William Yarrell - Fishes - 1836 - 494 pages
...zoologist, by whom, as far as I am aware, it was first made known. " The species of this genus are remarkable for being provided with the means of suddenly...rendered the lightest, the body turns over, the stomach being the uppermost part, and the fish floats upon its back, without having the power of directing... | |
 | William Yarrell - Fishes - 1836 - 484 pages
...balloon. The abdominal region being thus rendered the lightest, the body turns over, the stomach being the uppermost part, and the fish floats upon its back,...power of directing itself during this state of forced distension. But it is while thus bloated and passive, at the mercy of the waves, that this animal is... | |
 | William Yarrell - Fishes - 1841 - 642 pages
...zoologist, by whom, as far as I am aware, it was first made known. " The species of this genus are remarkable for being provided with the means of suddenly...rendered the lightest, the body turns over, the stomach being the uppermost part, and the fish floats upon its back, without having the power of directing... | |
 | Richard Thomas Lowe - Fishes - 1843 - 282 pages
...Treatise, has observed, after Cuvier in the Règne Animal, vol. ii. p. 366, " Diodons and Tetrodous are remarkable for being provided with the means of suddenly...power of directing itself during this state of forced distension. But it is while lying thus bloated and passive at the mercy of the waves, that this animal... | |
 | Philip Henry Gosse - 1851 - 344 pages
...drying or preservation in spirit reveals them. " The species of this genus," observes Dr. Roget, " are remarkable for being provided with the means of suddenly...rendered the lightest, the body turns over, the stomach being the uppermost part, and the fish floats upon its back, without having the power of directing... | |
 | British fishes - Fish culture - 1859 - 338 pages
...are divided in the middle by a groove, thus giving the appearance of four teeth. " The species are remarkable for being provided with the means of suddenly...rendered the lightest, the body turns over, the stomach being the PENNANT S GLOBE-FISH. uppermost part, and the fish floats upon its back without having the... | |
 | Francis Trevelyan Buckland - Fishes - 1881 - 448 pages
...resemble the flying-fish. GLOBE-FISH. Pleclognathi. Diodontida. (Tetrodon pennantii.) THIS species are remarkable for being provided with the means of suddenly...region being thus rendered the lightest, the body is said to turn over," and the fish to float upon its back without having the power of directing itself... | |
 | Natural history - 1844 - 580 pages
...mistake. Yarrell quotes Dr. Roget in the first volume of the Bridgewater Treatises as follows : '•' The abdominal region being thus rendered the lightest, the body turns over, the stomach being the uppermost part, and the fish floats upon its back, without having the power of directing... | |
| |
Tetrodons are remarkable for being provided with the means of suddenly assuming a globular form by swallowing air, which, passing into the crop, or first stomach, blows up the whole animal like a balloon. The abdominal region being thus rendered the lightest,... 