36 
LIFE AND HER CHILDREN. 
campanulina carried in a jelly- 
bell, 60 ; of cockroach in a case, 
217; of cuttle-fish, 130; of ar- 
gonaut, 131 ; of octopus, 131 ; 
of snails and slugs, 122 ; of 
spiders, 190-194. 
Elastic-ringed animals, 135. 
Elytra of bettles, 251. 
Encrinites or fossil stone-lilies, 79. 
Enemies of the sponge, 43. 
Eolis coronata, a sea-slug, 124. 
Emerton, Mr., on spider's web, 187. 
Ephemera, life of the, 221. 
Erber watching trapdoor spiders, 
193- 
Eriosoma lanigerum, apple aphis, 
205. 
Eyes of ants, 273 ; of caterpillar 
and butterfly, 241 ; of prawn, 
161; of the star-fish, 88; of 
the sea-urchin, 96; of the snail, 
1 20 ; of whirligig beetles divided, 
258; of the young oyster, no; 
of a young crab, 1 68. 
FABRE, M., on dung-feeding beetles, 
259. 
Fairy-shrimps, gills of, 177. 
Feather star-fish, infancy of a, 78- 
90 ; full-grown, 89, 90. 
Feet, tube-, of echinodermata, 80- 
94 ; true and false of a cater- 
pillar, 239. 
Fiddle-crab seizing the hermit, 171. 
Fire-flies, 260. 
Five-fingered star-fish, 80-84. 
Flea, early life of a, 234. 
Flesh-feeding molluscs, n 8. 
Flies, various two-winged, 262. 
Flint-shells, 29, 30. 
Flint-sponges, 46. 
Fly, house-, where hatched, 263 ; 
size of brain of, 265. 
Flukes or flat worms, 138. 
Foraging ants, 297. 
Foraminifera, definition of name, 
23 ; growth of perforated, 27. 
Forbes, Prof., on star- fish's wink, 
89 ; on contortions of brittle 
star, 89. 
Forel, M., on ant migrations, 284. 
Formic acid used in ant-battles, 
285. 
Formica fusca, negro -ant, 288; 
-rufa, 277; -sanguinea, slave-mak- 
ing ant, 288. 
Frog-hopper insect, Aphrophora, 
206. 
GADFLY, early life of, 263 ; food 
of the two sexes, 262. 
Ganglia of leech, 144. 
Garden ant lives underground, 277; 
keeps aphides, 287 ; its mode of 
fighting, 288. 
Gaucho or lasso-thrower, 51. 
Gem-pimplet, 68. 
Gerris, a water-measurer, 208. 
Gills of fairy shrimps, 177; of 
land - crabs, 173; of May-grub, 
221 ; of octopus, 127 ; of nau- 
tilus, 133; of oyster, 1 08 ; of 
sea - slugs, 124; of skeleton 
shrimp, 163; of prawn, 164. 
Gizzard of grasshopper, 213. 
Glass-rope sponge, 46. 
Globigerina, 23, 27 ; in chalk, 28. 
Glow-worms, 260. 
Gnat, history of the, 263-265. 
Goat-moth caterpillar, 248. 
Goliath -beetle, 251. 
Gossamer webs, 196. 
Gosse, Mr., on movement of scallop, 
112. 
Granaries in ant-hills, 294. 
Grass crops on ants' nest, 294, 295. 
Grasshopper, early origin of the, 
2IO; large green, and young, 
211; spiracles of, 212; gizzard 
of, 213; little green, is a locust, 
214; general structure of, 21 1 ; 
laying her eggs, 211, 214; cry 
of the, 215. 
Grecian Archipelago, sponges of, 35. 
