 | 1875 - Страниц: 884
...found in any formation of the Paltearctic region. " Until such are discovered," says Prof. Cope, " there will be much ground for supposing that the camels...the Old World were derived from American ancestors." Arrtle Meteorology. — During Weyprecht and Payer's expedition to the north-polar regions the air... | |
 | Geographical Surveys West of the 100th Meridian (U.S.) - 1874 - Страниц: 376
...group having been found in any formation of the Palsearctic region up to the present time. Until snch are discovered, there will be much ground for supposing...which caused their extermination from North America. The Mammalia of the Sauta Fé marls above described fall into the following orders: Species. Carnívora... | |
 | Geographical Surveys West of the 100th Meridian (U.S.) - 1875 - Страниц: 238
...American ; no well-determined form of this group having been found in any formation of the Palaiarctic region up to the present time. Until such are discovered,...presence of the llamas in the existing South American fanna indicates the absence there of the conditions which cansed their extermination from North America.... | |
 | Spencer Fullerton Baird - 1876 - Страниц: 1888
...exclusively North American, as no well-determined form of this group has been found fossil in the Old World. Until such are discovered, there will be much ground...which caused their extermination from North America. A new species of Mastodon has also been described by Professor Cope, from New Mexico, discovered while... | |
 | Alfred Ely Beach - 1876 - Страниц: 614
...been found in any formation of the Palaearctic region. " Until such are discovered," says Prof. Cope, "there will be much ground for supposing that the...the Old World were derived from American ancestors." INGENUITY OF FOXES. FOXES are much tormented with fleas, and when the infliction becomes severe, they... | |
 | 1876 - Страниц: 806
...been found in any formation of the PaUearctic region. " Until such are discovered," says Prof. Cope, " there will be much ground for supposing that the camels...the Old World were derived from American ancestors." .Arctic Mclconiliuy. — During Weyprecht and Payer's expedition to the north-polar regions the air... | |
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Until such are discovered, there will be much ground for supposing that the camels of the old world were derived from American ancestors ; while the presence of the llamas in the existing South American fauna, indicates the absence there of the conditions... 