 | 1866 - 460 lehte
...summer may be considered as occupying the valleys of the Rio Grande and Gila but along this line it is greatly mixed up with the peculiar fauna of Northern...entitled to be considered as a fourth main province. The eastern province to the north merges into the Arctic, and southward exhibits a very important subdivision... | |
 | 1892 - 790 lehte
...extension of the Central American region along the lowlands bordering the coast. Prof. Baird (in 1866) stated that along the valleys of the Rio Grande and...entitled to be considered as a fourth main province." Date. Author. Name given to region. Based on— Rank. 1817 Latreille j IS1*1* 1836 do 1837 do 1 1838... | |
 | Biological Society of Washington - 1893 - 474 lehte
...extension of the Central American region along the lowlands bordering the coast. Professor Baird (in 186(5) stated that along the valleys of the Rio Grande and...been recognized will appear from the following table : Author Xante giren to region Based on Rank IS*l Hindu ....... Chihuahuan ............ Plants ................ | |
 | Smithsonian Institution. Board of Regents - 1893 - 816 lehte
...along the lowlands bordering the coast. Prof. Baird (in 1866) stated that along the valleys of the Kio Grande and Gila the fauna of the Central province...entitled to be considered as a fourth main province." Date. Author. Karae given to region. Baaed on— Rank. 1S17 1 1822 Schouw Plants 1 1836 do 1 1837 do... | |
 | Smithsonian Institution. Board of Regents - 1893 - 786 lehte
...extension of the Central American region along the lowlands bordering the coast. Prof. Baird (in 1866) stated that along the valleys of the Rio Grande and...province "is greatly mixed up with the peculiar fauna of northera Mexico, which, as far as its summer birds indicate, is almost entitled to be considered as... | |
 | Smithsonian Institution. Board of Regents - 1893 - 778 lehte
...extension of the Central American region along the lowlands bordering the coast. Prof. Baird (in 1866) stated that along the valleys of the Rio Grande and...entitled to be considered as a fourth main province." Date. Author. Name given to region. Itaaed on— Rank. 1817 Latreille 1 1822 Plants 1 1836 do 1 1837... | |
 | Biological Society of Washington - 1893 - 212 lehte
...extension of the Central American region along the lowlands bordering the coast. Professor Baird (in 1866) stated that along the valleys of the Rio Grande and...entitled to be considered as a fourth main province." The exteijt to which this region has been recognized will appear from the following table : Dale Author... | |
 | 1866 - 924 lehte
...summer may be considered as occupying the valleys of the Rio Grande and Gila but along this line it is greatly mixed up with the peculiar fauna of Northern...entitled to be considered as a fourth main province. The eastern province to the north merges into the Arctic, and southward exhibits a very important subdivision... | |
 | Smithsonian Institution. Board of Regents - 1893 - 862 lehte
...extension of the Central American region along the lowlands bordering the coast. Prof. Baird (in 1866) stated that along the valleys of the Rio Grande and...fauna of the Central province "is greatly mixed up witli the peculiar fauna of northern Mexico, which, as far as its summer birds indicate, is almost... | |
 | Smithsonian Institution. Board of Regents - 1893 - 784 lehte
...extended to include the " Canadian fauna" of recent zoological writers. The extent to which this zone lias been recognized will appear from the following table : Date. Author. Name given lo region. Study based on — Rank. 1820 De Candolle Plant* 1822 do 1830 do 1831 do Birds 1835 do Plants... | |
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Baird (in 1866) stated that along the valleys of the Rio Grande and Gila the fauna of the Central province "is greatly mixed up with the peculiar fauna of northern Mexico, which, as far as its summer birds indicate, is almost entitled to be considered... 