Lecideæ, Parmeliæ on rocks not entirely covered with snow; but certain phanerogamic plants also stray in the Cordilleras beyond the boundary of perpetual snow, thus Saxifraga Boussingaulti to 15,773 feet above the level of the sea. Groups of phanerogamic Alpine plants in the Andes chain at from 13,700 to nearly 15,000 feet high. Species of Culcitium, Espeletia, Ranunculus, and small moss-like umbellifera, Myrrhis andicola, and Fragosa arctioides—pp. 233–234. Measurement of Chimborazo, and etymology of the name—pp. 234–236. On the greatest absolute height to which men in both continents, in the Cordilleras and the Himalaya,—on the Chimborazo and Tarhigang—have as yet ascended—p. 236. Economy, habitat, and singular mode of capturing the Condor (_Cuntur_, in the Inca language) by means of palisades—pp. 237–239. Use of the Gallinazos (_Cathartes urubu_ and _C. aura_) in the economy of nature, for purifying of the air in the neighbourhood of human dwellings; their domestication—pp. 239–240. On the so-called revivification of the rotifera, according to Ehrenberg and Doyère; according to Payen, germs of Cryptogamia retain their power of reproduction in the highest temperature—pp. 240–241. Diminution, if not total suspension, of organic functions in the winter-sleep of the higher classes of animals—p. 242. Summer-sleep of animals in the tropics. Drought acts like the cold of winter. Tenrecs, Crocodiles, Tortoises, and East-African Lepidosirens—pp. 242–244. Pollen, Fructification of Plants. The experience of many years concerning the Cœlebogyne; it brings forth mature seeds in England without a trace of male organs—pp. 244–245. The phosphorescence of the Ocean through luminous animals as well as organic fibres and membranes of the decomposing animalculæ. Acalephæ and siliceous-shelled luminous infusoria. Influence of nervous irritability on the coruscation—pp. 245–250. Pentastoma, inhabiting the lungs of the rattle-snake of Cumana—p. 251. Rock-constructing Coral animals. The structure surviving the architects. More correct views of the present period. Coast-reefs, Reefs surrounding islands and Lagoon-islands. Atolls, Coral walls inclosing a lagoon. The royal gardens of Christopher Columbus, The Coral Islands south of Cuba. The living gelatinous coating of the calcareous fabric of the coral-stems allures fishes in quest of food, and also turtles. Singular mode of fishing with the Remora, _Echeneis Naucrates_ (the little angling fish)—pp. 251–258. Probable depth of the coralline structures—pp. 258–260. Besides a great quantity of carbonate of lime and magnesia, the madrepores and Astreæ contain also some fluoric and phosphoric acid—pp. 260–261. Oscillating state of the sea-bottom according to Darwin—pp. 261–262.