INDEX. 
305 
Ceratium, Protogenes feeding on a, 
17- , 
Cerceris, paralysing insects for food, 
267. 
Ceylon, land leeches of, 143. 
Chalk formed of foraminifera, 28. 
Chalk-beds, extent of, 28. 
Chitine, nature of, 57, 157. 
Chrysalis bound to a paling, 243 ; 
emerging from caterpillar skin, 
240, 243. 
Chysoara hysocella, figure of, 63. 
Cilia, or whip-like lashes, 38, 64 ; 
on gills of the oyster, 109. 
Cirrhi, on legs of acoin-barnacle, 
175- 
Claws, snapping, of the star-fish, 88 ; 
of sea-urchin, 98. 
Cleanliness of spiders, 197; of ants, 
284. 
Clothes-moth, history of the, 249. 
Coal-mines, insect remains in, 210. 
Cochineal insect, 207. 
Cockchafer, grub, cocoon and beetle, 
252. 
Cockle, figure of, III ; siphons of, 
113; leaping foot of, 113. 
Cockroaches, clever escape of, 2 1 7 ; 
figure of, 216; enemies of, 
218. 
Cocoon carried by spider, 195; how 
the moth emerges from a, 245. 
Cocoons of ants, 280; of spiders, 
190, 194; of moths, 245; leaf, 
247 ; haiiy, 247 ; rolled down a 
slope by ants, 297. 
Coelenterata, 55. 
Coleoptera, term explained, 251. 
Colour, changing of octopus, 129 ; 
in mantle of mollusca, 105. 
Comatula (Antedon) rosacea, 90. 
Coral, history of red, 7 1 ; section 
of, 73 ; growth of white, 74. 
Crab, development of a, 167-169 ; 
changing his shell, 169 ; mate 
watching a soft, 170; common, 
167; fiddler-crab, 172; racing-, 
173 J frog-, 173 5 robber-, 173; 
land-, 1 73 ; carrying a sponge, 38. 
Cray-fish, 159. 
Crickets, night insects, 215. 
Crinoids or stone-lilies, 78. 
Crops of grass round ants' nests, 
294-296. 
Crustacea, 154; of arctic regions, 
1 60; their rank among animals, 
II. 
Crustacean parasites, 177. 
Crustaceans, various forms of, 176. 
Cuckoo spit insect, 205. 
Cup-coral of Devonshire, 75. 
Cuttle-fish, eggs and "bone" of, 
130. 
Cypris, freshwater crustacean, 177. 
DADDY-LONG-LEGS, showing his 
balancers, 262 ; ovipositor of 
mother, 263. 
Daisy anemone, 68 ; young of, 69. 
Dalyell, Sir J., on sea-cucumber, 
loo. 
Darwin, Mr., on octopus taking 
aim, 128; on structure of acorn- 
barnacle, 176. 
Devonshire cup-coral, 75- 
Diptera, or two-winged flies, 261. 
Disk of agricultural ant-nest, 295. 
Distoma militare, 138. 
Divisions of animal life, IO. 
Doris pilosa, a sea-slug, 124. 
Dragon-fly, life of the, 222-225. 
Dyticus marginalis, true water- 
beetle, 256. 
EARTHWORM, structure and habits 
of, 146 ; cocoons of the, 147. 
Earwig mother, 218. 
Echinodermata, 82. 
Echinus, tube-feet of, 94. 
Ecitons or hunting ants, 297. 
Education of life, 6. 
Edwardsia calimorphia, 68. 
Eggs of ants, 279 ; of aphides 
cared for by ants, 292 ; of 
