THE GEOGRAPHICAL DISTRIBUTION OF ANIMALS. |
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Page 6
... genera and species , and many are of immense extent ; such as Trochilidæ ... peculiar to the Neotropical region ; but in using this number as a basis of ... genera , comprising more than half the species , have the prehensile tail , the ...
... genera and species , and many are of immense extent ; such as Trochilidæ ... peculiar to the Neotropical region ; but in using this number as a basis of ... genera , comprising more than half the species , have the prehensile tail , the ...
Page 10
ALFRED RUSSEL WALLACE. altogether peculiar families , and several others which only range into the Nearctic region , as well as a very large number of pecu- liar or characteristic genera . As the orders of reptiles differ considerably in ...
ALFRED RUSSEL WALLACE. altogether peculiar families , and several others which only range into the Nearctic region , as well as a very large number of pecu- liar or characteristic genera . As the orders of reptiles differ considerably in ...
Page 11
... peculiar genera , -Dermatemys and Stari- rotypus belonging to the former family , -Peltocephalus , Podo- cnemis , Hydromedusa , and Chelys , to the latter . Some of the Amazon river - turtles of the genus Podocnemys rival in size the ...
... peculiar genera , -Dermatemys and Stari- rotypus belonging to the former family , -Peltocephalus , Podo- cnemis , Hydromedusa , and Chelys , to the latter . Some of the Amazon river - turtles of the genus Podocnemys rival in size the ...
Page 12
... peculiar , while the number of peculiar genera is about 120. The peculiar families are Poly- centridæ , with two genera ; Gymnotidæ , a family which includes the electric eels , ( 5 genera ) ; and Trygonidæ , the rays , which are ...
... peculiar , while the number of peculiar genera is about 120. The peculiar families are Poly- centridæ , with two genera ; Gymnotidæ , a family which includes the electric eels , ( 5 genera ) ; and Trygonidæ , the rays , which are ...
Page 13
... genera of Vertebrata which are altogether peculiar to it ; while it has representatives of 168 families out of a total of 330 , showing that 162 families are altogether absent . It has also representatives of 131 genera of Mammalia of ...
... genera of Vertebrata which are altogether peculiar to it ; while it has representatives of 168 families out of a total of 330 , showing that 162 families are altogether absent . It has also representatives of 131 genera of Mammalia of ...
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Common terms and phrases
9 sp abundant affinities allied animals Antilles Arctic Asia AUSTRALIAN NEOTROPICAL NEARCTIC Australian region belong birds Bolivia Borneo Brazil California Canada carnivorous Celebes Central America Ceylon characteristic Chili coast Columbia confined Costa Rica Cuba East Eastern Ecuador Eocene ETHIOPIAN ORIENTAL AUSTRALIAN Ethiopian region extending fauna Fresh-water fishes genera genus globe Guatemala Guiana Guinea Hayti Hemisphere Himalayas India inhabits insects Jamaica Japan Java Madagascar Malay Mammalia Marine fishes Mexico Miocene Moluccas NEARCTIC PALEARCTIC ETHIOPIAN Nearctic region NEOTROPICAL NEARCTIC PALEARCTIC NEOTROPICAL NEARCTIC SUB-REGIONS Neotropical region northern number of species occur Ocean Old World ORIENTAL AUSTRALIAN NEOTROPICAL ORIENTAL AUSTRALIAN SUB-REGIONS Oriental region Pacific PALEARCTIC ETHIOPIAN ORIENTAL PALEARCTIC ETHIOPIAN SUB-REGIONS Palearctic region Paraguay Patagonia peculiar genera Peru Plata Plate Pliocene possesses range remarkable seas single species South America South Europe South Temperate Southern Sub-family Sumatra Tasmania Tropical America Tropical and South tropical regions Venezuela West Africa West Indian islands Zealand
Popular passages
Page 159 - regions, not only now but as far back as we can clearly trace them in the past; and, secondly, of the existing radical diversity of the Australian region from the rest of the Eastern Hemisphere. Owing to the much greater extent of the old
Page 61 - to the great Central American isthmus; yet instead of exhibiting an intermixture of the productions of Florida and Venezuela, they differ widely from both these countries, possessing in some groups a degree of speciality only to be found elsewhere in islands far removed from any continent. They consist of two very large islands, Cuba and
Page 552 - catalogued on a uniform plan, and with a uniform nomenclature, a thoroughly satisfactory account of the Geographical Distribution of Animals will not be possible. But more than this is wanted. Many of the most curious relations between animal forms and their habitats, are entirely unnoticed, owing to the productions of the same locality
Page 553 - harmony of nature, and to a fuller comprehension of the complex relations and mutual interdependence, which link together every animal and vegetable form, with the ever-changing earth which supports them, into one grand organic whole.
Page 9 - the South American continent, its long isolation from the rest of the land surface of the globe, and the persistence through countless ages of all the conditions requisite for the development and increase of varied forms of animal life.
Page 81 - probably formed part of Central America, and may have been united with Yucatan and Honduras in one extensive tropical land. But their separation from the continent ; took place at a remote period, and they have since been broken up into numerous islands, which have probably undergone much submergence in recent times. This has led to that poverty of the higher forms of life, combined
Page 5 - combined with isolation is the predominant feature of Neotropical zoology, and no other region can approach it in the number of its peculiar family and generic types.
Page 342 - islands and sand-banks, and can evidently pass over a few miles of sea with ease; but the Nicobar bird is a very different case, because none of the numerous intervening islands offer a single example of the family. Instead of being a well-marked