| Alfred Russel Wallace - 1876 - 602 lehte
...to all classes of animals. As to the first objection, it will be found impossible to form any three or more regions, each of which differs from the rest...of the characteristics of two well-marked regions, with a few special features of their own, or perhaps with none; and it will be a difficult question... | |
| Alfred Russel Wallace - 1876 - 606 lehte
...to all classes of animals. As to the first objection, it will be found impossible to form any three or more regions, each of which differs from the rest...of the characteristics of two well-marked regions, with a few special features of their own, or perhaps with none; and it will be a difficult question... | |
| 1878 - 932 lehte
...animals. As to the first objection, it will be found impossible to form any three •Geogr. Dist. Лшш., vol. i, pp. C3, 64. or more regions, each of which...possession of peculiar families; another will have mauy characteristic genera; while a third will be mainly distinguished by negative characters. There... | |
| Geological and Geographical Survey of the Territories (U.S.) - 1878 - 240 lehte
...first objection, it will be found impossible to form any three * Geogr. Dist. Anim., vol. i, pp. 63, 64. or more regions, each of which differs from the...the same manner. One will surpass all others in the possession1 of peculiar families ; another will have many characteristic genera; while a third will... | |
| Biological Society of Washington - 1882 - 502 lehte
...to all classes of animals. As to the first objection, it will be found impossible to form any three or more regions each of which differs from the rest...districts, which possess some of the characteristics of two well" marked regions, with a few special features of their own, or perhaps with none ; and it will... | |
| Biological Society of Washington - 1882 - 506 lehte
...vol. i, pp. 63, 64. animals. As to the first objection, it will be found impossible to form any three or more regions each of which differs from the rest...districts, which possess some of the characteristics of two well" marked regions, with a few special features of their own, or perhaps with none ; and it will... | |
| |