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Show 460 SUMMARY OF THE CONTENTS. loped organization. Stem of an Arundinarea sixteen to seventeen feet long from knot to knot 193-194 On the myth or fable of the Lake of Parime . 194-202 The Nocturnal Lift of Animals in the Primeval Forest-p. 205 top. 214. Difference between languages in respect to their richness in well-defi.ned expressions for characterizing natural phenomena, such as the l'tate of vegetation, the forms of plants, the outlines and grouping of clouds, the appearance of the surface of the ground, and the forms of rocks and mountains. Loss which languages suffer by the disuse of such words, or by their signification becoming impaired. The misinterpretation of a Spanish word, "Monte," has caused the undue extension or introduction of mountains in maps. Primeval Forest; frequent abuse of the term. Absence of the uniformity which is produced by the association of the same kinds of trees, characteristic of tropical forests. Causes of the impenetrability of forests between the tropics; the twining plants1 Lianes1 often form only a small portion of the underwood . 205-210 Appearance of the Rio A pure in the lower part of its course. Margin of the forest fenced like a garden by a low hedge of Sauso (Hermesia). The wild animals of the forest lead their young to the river through small openings in this hedge. Flocks of large water-hogs or Cavies (Capybara). Fresh-water dolphins . . 210-212 Wild cries of animals resound throughout the forest. Cause of the nocturnal uproar . 212-213 Contrast with the stillness which reigns during the noon-tide hours on days of more than usual heat in the torrid zone. Description of the narrows of the Orinoco at Baraguan. Humming and fluttering of insects. Life stirs audibly in every bush, in the clefts of the bark of trees, and in the earth undermined and furrowed by Hymenopterous insects . 213-214 Scientific Elucidations and Additions-p. 215 top. 216. Characteristic terms in Arabic and Persian_ descriptive of the surface of the ground (Steppes, grassy plains, deserts, &c.). Richness of the old Castilian idiom in words expressive of the forms of mountains. Freshwater skates and dolphins. In the great rivers of both continents some organic sea-forms are repeated. American nocturnal monkeys, the three-striped Douroucouli of the Cassiquiare . . 215-216 Hypsometric Addenda-p. 217 top. 223. Pentland's measurements in the eastern mountain chain of Bolivia. Height of the volcano of Aconcagua according to FitzRoy and Darwin. Western mountain chain of Bolivia . . . . . 217-219 Mountain systems of North America. Rocky Mountains and the |
