Panbiogeography: The New World |
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Page 22
If thus spectacular as the scourge of the mastodon , mammoth , etc . , the
Pleistocene cannot be overstressed otherwise . Against the background of
unemotional biogeography that has for its subject of critical inquiry both
distribution in time ...
If thus spectacular as the scourge of the mastodon , mammoth , etc . , the
Pleistocene cannot be overstressed otherwise . Against the background of
unemotional biogeography that has for its subject of critical inquiry both
distribution in time ...
Page 23
These two factors belong to the great geologic revolutions ; they do not at all
belong to the Pleistocene , a mere yesterday in the history of life . If , in the light of
these elementary considerations , we inspect the motley array of the life we ...
These two factors belong to the great geologic revolutions ; they do not at all
belong to the Pleistocene , a mere yesterday in the history of life . If , in the light of
these elementary considerations , we inspect the motley array of the life we ...
Page 42
11500 ft . during the Pleistocene Glacial Ages , i . e . , some 1200 / 1500 m .
below its present limits . It is altogether possible that by then the boundaries of
the xerophilous pocket in question were modified somewhat , but that this pocket
was ...
11500 ft . during the Pleistocene Glacial Ages , i . e . , some 1200 / 1500 m .
below its present limits . It is altogether possible that by then the boundaries of
the xerophilous pocket in question were modified somewhat , but that this pocket
was ...
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Bibliographic information
| Title | Panbiogeography: The New World Volume 1 of Panbiogeography, León Croizat Volume 1 of Panbiogeography: Or, An Introductory Synthesis of Zoogeography, Phytogeography, and Geology, with Notes on Evolution, Systematics, Ecology, Anthropology, Etc, Léon Croizat |
| Author | Léon Croizat |
| Publisher | Léon Croizat, 1958 |
| Original from | the University of California |
| Digitized | 24 Feb 2009 |
| Export Citation | BiBTeX EndNote RefMan |