Otsing Pildid Maps YouTube Uudised Gmail Drive Kalender
Logi sisse
Raamatud Books
" If these considerations are well founded," he continues, " the objections of those who study insects or molluscs, for example, — that our regions are not true for their departments of nature — cannot be maintained. For they will find, that a careful... "
The Geographical Distribution of the Mammalia: Considered in Relation to the ... - Page 316
by Joel Asaph Allen - 1878 - 377 lehte
Full view - About this book

The Geographical Distribution of Animals: With a Study of the ..., 1. köide

Alfred Russel Wallace - 1876 - 1110 lehte
...for example,—that our regions are not true for their departments of nature—cannot be VOL. I.—6 maintained. For they will find, that a careful consideration...divergences from the normal distribution of higher animals. We shall thus be led to an intelligent comprehension of the phenomena of distribution in all groups,...
Full view - About this book

The Geographical Distribution of Animals: With a Study of the ..., 1. köide

Alfred Russel Wallace - 1876 - 1110 lehte
...special conditions affecting their perpetuation and increase in each locality. maintained. For tliey will find, that a careful consideration of the exceptional...divergences from the normal distribution of higher animals. We shall thus be led to an intelligent comprehension of the phenomena of distribution in all groups,...
Full view - About this book

The Geographical Distribution of Animals: With a Study of the ..., 1. köide

Alfred Russel Wallace - 1876 - 1110 lehte
...If these considerations are well founded, the objections of those who study insects or molluscs, for example, — that our regions are not true for their departments of nature — cannot be VOL. L— 6 maintained. For they will find, that a careful consideration of the exceptional means of...
Full view - About this book

THE GEOGRAPHICAL DISTRIBUTION OF ANIMALS

ALFRED RUSSEL WALLACE - 1876
...If these considerations are well founded, the objections of those who study insects or molluscs, for example, — that our regions are not true for their departments of nature— cannot be VOL. I.— 6 maintained. For they will find, that a careful consideration c the exceptional means of...
Full view - About this book

Bulletin of the United States Geological and Geographical Survey ..., 4. köide

Geological and Geographical Survey of the Territories (U.S.) - 1878
...considerations are well founded," he continues, " the objections of those who stud y insects or molluscs, for example, — that our regions are not true for their...animals." t In the present paper I shall consequently, in my discussion of the zoological regions of the northern hemisphere, confine myself primarily to...
Full view - About this book

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

Geological and Geographical Survey of the Territories (U.S.) - 1878
...considerations are well founded," he continues, " the objections of those who study insects or molluscs, for example, — that our regions are not true for their...from the normal distribution of higher animals."! In the present paper I shall consequently, in my discussion of the zoological regions of the northern...
Full view - About this book

Bulletin of the United States Geological and Geographical Survey ..., 4. köide

1878
...or molluscs, for example,—that our regions are not true for their departments of nature—cannot be maintained. For they will find, that a careful...animals." t In the present paper I shall consequently, in my discussion of the zoological regions of the northern hemisphere, confine myself primarily to...
Full view - About this book

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

Biological Society of Washington - 1882
...considerations are well founded," he continues, " the objections of those who study insects or molluscs, — for example, that our regions are not true for their departments...divergences from the normal distribution of higher animals. "f Mr. Allen recalls that he had in 1871 "claimed, in accordance with the views of Humboldt, Wagner,...
Full view - About this book

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

Biological Society of Washington - 1882
...the objections of those who study insects or molluscs, — for example, that our regions are not trup for their departments of nature, — cannot be maintained....divergences from the normal distribution of higher animals. "f Mr. Allen recalls that he had in 1871 "claimed, in accordance with the views of Humboldt, Wagner,...
Full view - About this book

Bulletin of the American Museum of Natural History, 4. köide

American Museum of Natural History - 1892
...If these considerations are well founded, the objections of those who study insects or molluscs, for example, — that our regions are not true for their...divergences from the normal distribution of higher animals."1 While the divisions of North America, as set forth in the present paper, are presented from...
Full view - About this book




  1. My library
  2. Help
  3. Advanced Book Search
  4. Download EPUB
  5. Download PDF