communication among bees, 156,
BRARD, M., his observations as to the origin of ants' nests,
Eoiton, the eye in, 11
drepanophora, their order in marching, 21
erratica, soldiers among, 21; their covered galleries, 65 - legionis at play, 29
vastator, soldiers among, 21; their covered galleries, 65 Economy of labour among ants, experiments as to, 240, &c. Eggs of ants described, 6; laid occasionally by worker ants, 35; by worker bees and wasps, 36; these always produce males, 37; as to difference of sex in, 40; of aphis, tended by ants, 69; and hatched in captivity, 71 Electric light, experiments on ants with, 200
Emery's observations on Colobopsis,
Enemies of ants, 26, 67
Evolution of colour in flowers, 308 Experiments, as to the adoption of a queen by ants, 32; as to di- vision of labour among ants, 23, 44, 324; as to their care of aphis-eggs, 70; on Claviger, 90; as to the treatment by ants of
152, as to power of communi. cation among ants, 160-181, 344-376; among bees, 274, 401; among wasps, 311, 415; as to perception of colour, 186; with coloured solutions, 194; with spectrum, 198; with the electric light, 201; as to ultra-violet rays, 200-220; with magnesium spark, 207; as to sense of hear- ing among ants, 222; among bees, 290; as to sense of smell among ants, 233, 258; among bees, 288; as to ant intelligence, 237; as to economy of labour, 241; as to ingenuity among ants, 243-6; as to their power of finding their way, 250; as to means of tracking, 168, 383, 387; as to sense of direction among ants, 260; among bees, 278; and among wasps, 321; as to guidance of ants by sight, 266; as to the behaviour of bees in a strange hive, 281; as to their compassion, 286; as to their colour sense, 291; and their preference of certain colours, 302; as to colour sense among wasps, 316 Expulsion of ant from nest, 98 Eyes of two kinds in ants, 10; compound, 182; various de- velopments of, 183
injured companions, 94, 107; FAC
with chloroformed ants, 98, 108-111; with drowned ants, 99; with buried ants, 102; as to treatment of stranger ants, 1:4, 119, 124, 333; as to mode of recognition, 108; with in- toxicated ants, 111- 118; as to power of recognition among ants, 119, 333; and among bees, 126; with ant-pupæ removed from nest, 129-147; on sister- ants brought up.separately, 147–
ACETS of the eye in ants, number of, 11; described, 182 Feeding, loss of instinct of, 76, 83, 87
Fertilisation of plants by insects, 50, 291
Fighting among ants, different modes of, 17 Flowers, their defences against unprofitable insects, 51-55; in. fluence of bees on their develop ment, 291; paucity of blue, 308 Food of ants, 25, 63; its effect in
determining the sex in ants and bees, 40; individual ants in certain species serve as recep- tacles of, 47
Foragers, certain ants of a nest told off as, 45, 47
Forel, Dr., referred to as to the emergence of pupæ of ants, 8; as to their compound eyes, 10; as to the position of spiracles, 14; as to the offices of young ants, 23; as to F. rufa, 27; as to ant-games, 28, 29; as to origin of nests. 31; as to eggs laid by workers, 35; on the honey ant, 40; on the germina- tion of grain in ant-stores, 61; as to beetles in ant nests, 78; as to the slaves of F. sanguinea, 80; as to the slave-making of Strongylognathus, 85; on Aner- gates, 86; on the behaviour of ants to each other, 94; on re- cognition among ants, 120; as to power of communication among ants, 158; as to their insensibibility to sound, 221; as to special organs in their an- tennæ, 227
Formica bispinosa, its nest, 24
cinerea, 16; character of, 27; eggs laid by workers among, 37, 39; duration of life of, 42 congerens, Thiasophila in nests of, 77
- exsecta, mode of attack of, 17; extent of nest of, 24; Thiaso- phila in nests of, 77
flava, Uropoda in nests of, 431 fusca, occasionally spins a cocoon, 7; its timidity, 27; in- troduction of a queen among,
84; eggs laid by workers among, 38, 39; queens produced in captivity, 40; longevity of, 42; division of labour among, 45; occasionally found in the nests of F.ru, 79; enslaved by F. sanguinea, 80; Platy-
arthrus received in nests of, 90; their condition analogous to that of the hunting races of men, 91; their neglect of friels in trouble, 96; expulsion of a member from the nest, 98; mite attached to the head of a queen of, 98; their neglect of im- prisoned companions, 103; hos- tility towards imprisoned strangers, 104; instances of their kindness to crippled com. panions, 106; experiments as to recognition among, 122, 130, 134, 233; on power of commu- nication among, 161, 180; as to perception of colour among, 188, 193, 201
Formica gagates enslaved by F. sanguinea, 80
Frank.in, Dr., as tc power of com- munication among ants, 155 Friends, behaviour of ants to, 97, 101; recognition of, 119, 333
GALLERIES, covered, made by
Galton, Mr. Francis, on domestic animals kept as pets, 77 Games among ants, 28 Gélieu, M., on means of recogni- tion among bees, 126 Gentians, colours of, 310 Glasses, experiments on ants with coloured, 186, &c.
Gould, Mr., on the emergence of
the imago, 8; on ant-games, 28; on the eggs of aphides, 69 Goureau, M., on the sound pro- duced by Mutilla, 229 Graber, Dr. von, on the sense organs in the legs of Gryllus,
Grain collected and stored by ants, 26,60; germination of, prevented by ants, 61
Gredler, Dr., anecdote of ant-intel- ligence told by, 237
Grimm's observations on Dinarda, 76
Grote, Mr., quoted as to the ne- cessity of morality in societies,
93 Growth of insects takes place during the larval stage, 8 Guests of ants, 74 Gryllus,sense organs in tibiæ of,231
Hatred a stronger passion with
ants than affection, 106 Head of ant described, 10; large
size of, in workers of certain species, 20, 22
Hearing, sense of, among insects, 221; possibly present in ants, 226; among bees, 290; among wasps, 313
Hetarius sesquicornis, in ants' nests, 77
Hicks, Dr. J. Braxton, on the antennæ of insects, 227 Hildebrand on the variations of blue flowers, 310
Honey, love of ants for, 51; of aphis, 69; experiments on ants entangled in, 98
Honey ants, 19, 47; independently originated in Mexico and Texas, Hope, Mr., quoted as to harvest. 49; of Australia described, 428 ing ants, 60
Horse ant, see F. rufa Huber, as to ants playing, 28; as
to the formation of a nest, 30; on the care taken by ants of aphis eggs, 70; as to slavery among ants, 81; as to their re- cognition of friends, 120; as to their deafness, 221 Hunting ants, 59, 63, 91 Hydnophytum formicarum, its as sociation with ants, 58 Hymenoptera, common origin of the sting in the, 15; the social, means of communication be tween, 153
NDIVIDUAL differences be tween ants, 95, 101; between bees, 279
Industry of ants, 27; of wasps, 321, 421
Insects, their metamorphoses, 8; their agency in fertilisation of flowers, 50, 291; mimicking ants, 66; kept by ants, 73; recogni tion among, 126; their vision,
182; their hearing, 221; pos- sibly possess senses inconceiva- ble to ourselves, 225
Insensible ants, experiments with, 99-108
Intelligence among ants, 181, 236; experiments as to, 240 intoxicated ants, experiments on, 111; tabular view of experi- ments, 118; experiments re- ferred to, 128
KERNER on floral defences, 52;
on the uses of nectaries, 56 Knot in ants, specific characters offered by form of, 13 Kirby and Spence, Messrs., as to power of communication among ants, 156; on the power of sound in Mutilla, 229
Lasius brunneus prefers the aphides of the bark of trees, 68 -flavus, period of larval life in, 7; the eye in, 11; will not adopt a strange queen, 32; mites in the nest of, 67; keeps flocks of the root-feeding aphis, 68; keeps four or five species of aphis in its nests, 73; Platy- arthrus a guest of, 75, 90; they have arrived at the 'pastoral stage' of progress, 91; their behaviour to a dead queen, 108; to chloroformed friends and strangers, 108-111; to intoxi-
cated friends and strangers, 111; their treatment of strangers, 123; perception of colour among, 190, 193, 195; experiments a to sense of hearing among, 223; stridulating apparatus in, 231; structure in tibia of, 232; want of ingenuity among, 248; earth- works constructed by, 249; ex- periments with, as to power of communication, 365; as to co- operation, 372; new species of mite found in nests of, 429 Lasius niger, workers among, 19; fed by aphides, 25; eggs laid by workers among, 37; longe- vity of, 42; typical nest of, illus- trated, 42; and described, 44; they carry seeds of violet into their nests, 59; their choice among aphides, 68; Platy- arthrus a guest of, 75; Hetarius found in nests of, 77; experi- ments as to Claviger in nests of, 90; observations on a wounded worker among, 95; experiments with buried individuals of, 102; with pupa as to recognition among, 131; as to power of communication among, 160, 163, 172, 175, 356-362, 377; as to perception of colour among, 191, 201; as to their intelligence, 240; their want of ingenuity, 242, 246; as to scent, 258; as to sense of direction among, 260; Phora formicarum para- sitic on, 433
fuliginosus, the eye in, 11; stridulating apparatus in, 230 Latreille quoted as to compassion shown by ants, 94 Leaf-cutting ants, 57 Legs of ants described, 12 Leptothorax acervorum, Platy- arthrus a guest of, 75; Tomo- gnathus in nests of, 87 note
muscorum, Tomognathus in nests of. 87 note
Lespès, M., on eggs laid by work- ers, 35; on grain stored by ants, 61; on the feeding of Lome- chusa by ants, 76; on the domestic arimals of ants, 90 Leuckart, his experiments on ant- intelligence, 238
Life, duration of, among ants, 8 Light, dislike of ants to, 2, 186;
as aid to sense of direction among ants, 268; bees attracted by, 284 Ligurian queen bee, introduction of a, 287
Limits of vision with ants, experi- ments as to, 199-206; in Daph- nia, 219
Lincecum, Dr., as to Texan har- vesting ants, 62
Linnæus quoted as to aphides, 67 Locust, ants apparently deceived by a leaf-like, 66 Lomechusa fed by ants, 76 Long, Col., as to the sense of hearing among certain ants, 226 Longevity of workers of Lasius niger, 38, 42; of queen ants, 9, 40 Lowne, Mr., quoted as to the func- tions of ocelli, 183
Lund, M., quoted as to the intel- ligence of ants, 236
Lycana pseudargiolus, ants seen licking the larva of, 68
[CCOOK, Mr., quoted as the adoption of a queen by Crematogaster, 34; as to honey- ants, 48; as to the grain-fields of the Texan harvesting ant, 62; as to ants licking the larva of a butterfly, 68; on recognition by smell among ants, 127 Märkel quoted as to insects kept by F. rufa, 74 Maimonides as to the ownership of ant-stores of grain, 59 Males only produced by eggs laid by workers among bees, wasps, and ants, 36, 37; of Anergates
Mischna, rules in, respecting ant- hoards of grain, 59
Mites, ants infested by, 26, 98; new species in nests of Lasius flavus, 429
Mocquerys, M., on the tenacity of the bite of the ant, 96 Moggridge, Mr., on harvesting ants, 61
Morality among ants, question as to, 93; among bees, 285 Mosaic theory of the vision of com. pound eyes, 184 Moseley, Mr. H. N., quoted as to the connection between ants and certain epiphytes, 58 Mouth of ant described, 11 Müller, his observations on Cla viger, 76; on the mosaic theory of vision, 184; on the colour sense in bees, 307; on blue flowers, 310
Mushrooms grown by ants, 57 Myrmecina Latreillii, the eye in 11; their mode of defence, 16; said to be phlegmatic in disposi tion, 27
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