Page:Aspects of nature in different lands and different climates; with scientific elucidations (IA b29329668 0002).pdf/354

 Sleep, summer and winter, of animals, i. 18, 185; ii. 48.

Snow, limit of perpetual; inequality of this limit on the northern and southern declivities of the Himalaya, i. 98.

Sorata and Illimani; their heights above the sea recently corrected, i. 57, 96, 277.

Steppes and Deserts, Characteristics of the European, i. 2; African, i. 3; Asiatic, i. 4; South American, i. 7; analogies and contrasts between the steppes and the ocean, i. 2, 35.

Strato, his sluice theory, ii. 78.

Sugar-cane; of Tahiti, of the West Indies, and of Guiana, i. 31.

Tacarigua, Lake of, i. 1; its scenery and vegetation, i. 27.

Temperature.—Contrast between the temperature of the east coast of America and the west coast of Europe in the same latitudes, i. 129; general remarks on the temperature of the United States of America, i. 131.

Thian-schan, one of the four parallel mountain chains in Central Asia, i. 72, 82.

Thibet, occupying the valley between the great chains of the Kuen-lün and Himalaya, divided into Upper, Middle, and Little Thibet; its mean elevation and description, i. 81.

Tibbos, i. 67.

Timpanogos, Laguna de, i. 44; is the Great Salt Lake of Frémont, 280.

Traditions of Samothrace, ii. 78.

Trees, age of, ii. 86; trees of highest growth, ii. 165.

Trisetum subspicatum, an inhabitant both of the Arctic and Antarctic Circles, ii. 186.

Tuaricks, i. 67.

Urwald, or primeval forest, a name too lightly used, i. 261; true character of a primeval forest, 262; description of the nocturnal life of wild animals in the Urwald, 266.

Vegetation, its propagation and extension over newly formed lands, ii. 8; the absence of trees erroneously supposed to characterise hot countries, 10; extensive arid tracts in countries otherwise of luxuriant vegetation a