240 



SECRETS OP EARTH AND SEA 



Cats, male, with blue eyes are deaf, 



120 

 Cause of survival in the struggle for 



life, 118, 119 

 Cave of Altamira, 28, 47 



of Brassempouy, 51 



of Combarelles, 32 



of Font de Gaume, 29, 31 



of Laugerie basse, 46 



of Lortet, I 



of Marsoulas (Haute Garonne), 



44 



of Mas d'Azil, 44 

 of Niaux ( Ariege), 44 

 of St. Michel d'Arudy, 45 

 Caves, pictures on walls of, 7 

 Census of species of animals, 129 

 Chick, Dr. Harriette, secretary, and 

 Dr. Hopkins, F.R.S., chair- 

 man, of a committee investi- 

 gating accessory food -factors, 



234 



Chinese "great monad," 210 

 Circle, how to divide it so as to 



describe a Tomoye, 214 

 Citrus medico, limonum, the lemon, 



236 

 acida, the West Indian sour-lime, 



236 

 Coal, 217-222 



mines, annual output of, 221 

 Coal-tar, 224 

 Coffer- fish, 130 

 Cold, action of extreme, in preventing 



chemical combination, 177 

 Copan, circular altar-stone from, 



divided by an S-shaped trough 



so as to resemble the Tomoye, 



213 

 Correlated characters or structures, 



119, 125 

 Crab, common shore, variations in, 



118 

 Crag, the Red, of Suffolk, 38 



the Norwich, 38 

 Crayfish, species of, 120 

 Cromagnard race, 8, 9 

 Cross-breeding of races, 140-156 

 Crystal Palace, the, sixty years ago, 



84 



Decorative design, 200-208 

 Deer, the picture of the Three, 13 



Dewar, Sir James, his important 

 experiments on action of cold 

 and of light on phosphorescent 

 bacteria, 188 



Diplodocus, a gigantic reptile, 85, 91 



Discoveries falsely announced, and 

 others misrepresented or un- 

 noticed by newspapers, 173, 

 176 



Dolphins (oceanic colour -changing 

 fish), 130 



Equus the horse genus, the history of, 



103 

 Exuberances of non - significant 



growth, 127, 130 



Fat boys of journalism, 173 

 Fertilization, resistance to hybrid, 



136, 137, 138 



Fish drawn between horse's legs, 23 

 Fishes, examples of strangely-shaped, 



130 



Fleas, species of, 105 

 Flowers of tan survive desiccation, 



179 



Food, the accessory factors in, 233 

 Fylfot, the, 191 



Gammadion, the, 191 



Geometrical properties of the Tomoye, 



216 

 Germ variation, a constant process, 



112 



Gigantic reptiles, 85, 87 

 Gigantosaurus, discovery of, in Africa, 



87 

 upper-arm bone of, compared with 



that of an elephant and of man, 



89 

 Gills of crayfishes, 121 



a new one discovered by a lady 



student at Oxford, 123 

 Glacial period, 6 

 Goose engraved on reindeer antler, 



49. . 

 Grammatizing v. naturalizing in 



decorative art, 202, 203 

 Grouse, the red and allied species, 



116, 117 



Harpoons of Azilian and Magdalenian 

 period, 3 



