762 
Kowalevski on development of sali- 
vary glands, 431 
on dorsal vessel of pupa, 341 
on histolysis, 298 
on histolysis of alimentary canal, 
311 
of chyle stomach, 312 
of fat bodies, 307 
Kraatz on nomenclature of genera- 
live armature, 725 
Krancher on spiracles, 361 
Krapelin on flow of saliva, 378 
on frontal sac, 397 
on function of antennze, 583, 590 
on hermaphrodite Bees, 726 
on male generative organs, 726, 
731 
on muscles of proboscis, 391 
on proboscis, 141, 391, 396 
on smell in Insects, 499 
Krause, membrane of, 283, 287 
Kunckel d’Herculais on develop- 
ment of abdominal somites in 
Volucella, 730 
on end-organs of proboscis, 403 
on histoblasts, 22 
on maxillary discs, 83 
on mesoblast of discs, 77 
“on wing muscles, 220 
LABIAL discs of larva, 82 
Labial glands, 393, 405 
Labial palpi, 132 
Labium, 131 
morphology of, 129 
of larva, 43 
Labral nerves, 63 
Labral sclerite, 45 
Labrum, 154. Sze Prelabrum 
development of, in embryo, 258 
of larva, 43 
Labrum epipharynx, 154 
Lacaze-Duthiers on 
armature, 725 
Lach&t and Audouin on imaginal 
discs, 73 
Lacina, 133 
Lamellibranch and 
compared, 244 
Lampyris, eye of, 561 
Lancets, paired, of Diptera, 151 
Landois on blood of Insects, 272 
on sound production, 627 
on spiracles, 361, 363 
generative 
Insect embryo 
INDEX. 
Landois on trachee, 383 
Lankester and Bourne on preretinal 
membrane, 512, 513 
on diplostichous ocelli, 512 
on eye of Limulus, 547 
Lankester on endothoracic skeleton, 
80 
on eye of Nautilus, 507 
Larva, acephalous, 28 
anatomy of, 32 
bibliography of, 32 
ecdysis of, 2 
external form of, 32 
formation of, from embryo, 257 
length of life of, 2 
of Cloéon, 18 
of Forficula, 18 
of Staphylinus, 18 
Lateral fissure of cerebron, 454 
Lateral ganglia, 65 
Lateral nerves, 64 
Lateral plate, 168, 172 
of fulcrum, 137 
Latreille, median segment of, 155 
188 
on chitin, 9 
on posterior thoracic spiracle, 
188 
Lee, chordotonal organ of, 607, 613 
on end-organs of halter, 610 
on spermatogenesis in Chzto- 
gnatha, 693, 695 
Leeuwenhoek on Fly’s foot, 196 
Lefebre on function of antenna, 589 
Leg, anterior, functions of, 191 
muscles of, 221 
Leg discs, 83, 320 
Lehmann on antenne, 591, 593 
Lemoine, nerves of, 478 
Lendenfeld on flight, 207 
Lenses, cylindrical, 559 
of compound eye, 526 
Lenticular bodies of integument, 37 
Lentiscus, 470 
Lepidoptera, abdominal somites of 
larva of, 729 
amnion of, 241 
infra-cesophageal nerve in, 63 
mouth organs of, 128 
in larva, 39 
relation of embryo to yelk in, 241 
spermathecee of, 724 
trachez of, 365 
vision in, 497 
