748 



INDEX. 



Colpodos, its relative size, 13. 



Columbu migratoria, great size of flocks, 314; 

 speed of flight, 315 ; never travel at night, 315 ; 

 engraving of, 31G ; carnage of, 315. 



Columbus, vessels of, impeded by Algae, 58. 



Comets, 721 ; supposed to be old stars, 721 ; New- 

 ton taught how to calculate their movements, 

 721 ; apprehensions and fantasies respecting, 

 722, seq.; Donati's, engraving of, 722 ; bearded 

 and hairy, 724, note ; immense size of, 725 ; loose- 

 ness of their constituent particles, 725 ; Huggins' 

 opinion respecting comet of 1806, 725, note ; Ju- 

 piter enveloped by one, 72G ; imperfectly known 

 still, 727. 



Condor, flight of, 305 ; engraving of, 307. 



Cone Pyralis, engraving of, 217 ; gnaws pine cones, 

 218. 



Conical peaks of Admiralty Strait, engraving of, 

 597. 



Conifers?, clothe the mountains, 492 ; during car- 

 boniferous period, 547. 



Conjurors preserved from effects of extreme heat, 

 44 ; account of one, 44, and note. 



Constellations, first grouping of, 692, and note; 

 their invention attributed to the Greeks, 693; 

 their significance, 693, and note; several men- 

 tioned by Homer, 693 ; attempt to alter their 

 names, 694 ; proposal of Sir J. Herschel respect- 

 ing their boundaries, 694. 



Convolvulus, incredible length stated by Bosco- 

 witz, 507 ; great speed of growth, 507. 



Conyza ccerulea, 522. 



Coral, its builders, 59 ; its use in ornament, 60 ; a 

 branched Polypus trunk, 60; red color, and 

 takes fine polish, 60 ; opinion of Pliny, of Dios- 

 corides, and of Tournefort, respecting, 60, 61 ; 

 flowers of, supposed discovery of, by Count Mar- 

 sigli, 62 ; Caryophillia ramea, engraving of, 61 ; 

 red (C. rubrum), engraving of, 62 ; Peyssonnel's 

 investigation, 63 ; Nicolai's investigations, 64 ; 

 only a simple marine polypoid, 65 ; natural his- 

 tory of, completed by Lacaze-Duthiers, 65, note ; 

 banks, 65 ; islands, great extent of, 66 ; mode of 

 formation, 67 ; Polypi have acted powerfully on 

 crust of globe, 66 ; fed upon by fish of genus 

 Sparus, 67 ; island, engraving of, 68 ; their office 

 in cleansing the waters of the sea, 70 ; Ellis ad- 

 dresses hymn to Creator respecting marvels of, 

 70, and note. 



Cordiceps Robertsii, engraving of, 681. 



Cork stripped from trees, 350 ; it is not bark, 350 ; 

 tree, section of, engraving of, 350. 



Cornelians, red tint of, due to Infusoria, 29. 



Corn- Weevil ( Calandra. granaria), account of, 332, 

 note ; engraving of, 333. 



Corolla, what it is, 361. 



Corozo palm, seeds of, yield vegetable ivory, 

 476. 



Corpuscules, floating in the atmosphere, 685 ; most 

 plentiful near cities, 686 ; penetrate into our re- 

 spiratory organs, 687 ; retained in the hollow 

 bones of birds, 687. 



Corvus pica, nest of, engraving of, 227. 

 Corydalis cava, fertilization of, 465, note. 



Corypha umbraculifera (taliput palm), leaves of, 

 358. 



Cossi, carry on destruction silently, 215. 



Cossus ligniperda (goat-moth), caterpillar of, en- 

 graving of, 103 ; destroys trees, 195 ; engraving 

 of, 193. 



Cotopaxi, eruption of, 624 ; engraving of, 625 ; fish 

 ejected by, 629. 



Cotyledons, what they are, 476. 



Cow-Tree, a native of Caracas, yields milk, 418. 



Crab, hermit, 198 ; soldier, 198. 



Crane, migration of, 305 ; engraving of, 305. 



Craters, ancient, of France and Italy, 618. 



Creation, Chinese account of, 4 ; Scandinavian ac- 

 count of, 4 ; time of, theories respecting, 574. 



Creator, the Chinese, 4 ; Scandinavian, 4. 



Cretaceous formation, 561. 



Crust of the earth, how formed, 438, 439 ; breaking 

 up of, 539. 



Cryptococcus cerevisice, engraving of, 684. 



Cucifera Thebaica, 489. 



Cuckoo, the, a spoiler, deposits egg in nest of 

 golden wren, 2C3 ; eats eggs, 263 ; ejects the 

 young of golden-crested wren from the nest, 

 264 ; killing golden-crested wrens, engraving of, 

 264. 



Curculio, the Pine, engraving of, 140. 



Curculios, gleam like precious stones, 89. 



Cuttle-Fish, or Polypus, 39. 



Cuvier on swallows during winter, 310, note. 



Cyclopean, monuments erected by the Phreni- 

 cians, 576 ; rocks near Sicily, 601. 



Cyperus Papyrus, paper-sedge, 352 ; early use of, 

 in writing, 352, note; engraving of, 353. 



Cypress, great age and size, 515 ; De Candolle on, 

 516. 



Cyprinodons found in Mammoth Cave, engraving 

 of, 653. 



D. 



Dacus of olive-tree, destroys olives, 99. 



Date-Palm, need for its artificial fecundation 

 known to the ancients, 462; date harvest of 

 Egypt assured by this process, 462 ; experiments 

 on, 4C3. 



Datura stramonium, a cabalistic plant, 742. 



Davy, Sir Humphry, theory of volcanic action, 

 630. 



Dead Sea of Mammoth Cave, engraving of, 657. 



De Candolle, on enormous size of lime-tree, 495 ; 

 on cypress, 515 ; on the age of trees, 516. 



Deluges of the post-tertiary epoch, 574. 



Denderah, zodiac of, 576. 



Deserts, 661 ; sometimes a sea of sand, 661 ; some- 

 times covered with verdure, 661 ; sometimes 

 stony, rugged soil, 661 ; aspect of, 662 ; Korotko, 

 662, note; engraving of, 663 ; oases in, C62 ; mo- 

 notony of, 668 ; in Upper Egypt, aspect of, 668 ; 

 great heat in, 668 ; mirage in, 670 ; engraving of, 

 671 ; sun rising and setting of, 675. 



Desmodia oscillans, the oscillation of its leaflets, 

 442 ; engraving of, 442. 



Devourers of towns, 174. 



