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" Istly, that the several regions are not of equal rank ; — :2ndly, that they are not equally applicable 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... "
The Geographical Distribution of the Mammalia: Considered in Relation to the ... - Page 314
by Joel Asaph Allen - 1878 - 377 lehte
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The Geographical Distribution of Animals: With a Study of the ..., 1. köide

Alfred Russel Wallace - 1876 - 1110 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...
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The Geographical Distribution of Animals: With a Study of the ..., 1. köide

Alfred Russel Wallace - 1876 - 1110 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...
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Bulletin of the United States Geological and Geographical Survey ..., 4. köide

1878
...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...
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Bulletin of the United States Geological and ..., 4. köide,2. number

Geological and Geographical Survey of the Territories (U.S.) - 1878
...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...
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Proceedings of the Biological Society of Washington, 1–3. köide

Biological Society of Washington - 1882
...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...
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Proceedings of the Biological Society of Washington, 1–3. köide

Biological Society of Washington - 1882
...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...
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