Xll 
CONTENTS. 
PAGE 
Urech, F . — Pigmentation in Scales of Lepidoptera and Coleoptera 186 
Thomas, M. B . — Androconia of Lepidoptera 186 
Johansen, H . — Development of Compound Eye of Vanessa 186 
Nogakushi, K. Toyama — Spermatogenesis of Bombyx Mori 187 
Packard, A. S. — Life-history of Bombycine Moths 187 
Poulton, E. B . — Colours of Lepidopterous Larvae 188 
5, „ Sexes of Larvae of Smerinthus populi 188 
Griffiths, A. B . — Reproductive Organs of Noctua pronuba • • 188 
Hampson, G. F . — Indian Moths 189 
Bordas — Salivary Glands of Hymenoptera 189 
Marchal, P . — Reproduction of Wasps 190 
Grassi, B., & A. Sandias — Termite Societies 190 
Bruyant, Ch . — A Stridulating Aquatic Hemipteron 191 
Peytoureau — Anatomy and Development of Female Genital Armature of 
Orthoptera 191 
Peytoureau, A . — Anatomy and Development of Male Genital Armature of Lepi- 
doptera 332 
» „ Female Genital Armature of Lepidoptera 332 
Emery, C . — Evolution of the Worker- Caste among Ants 332 
Janet, C . — Production of Sound by Ants 334 
„ Antennary Nerves and Chordotonal Organs in Ants 334 
Kunckel d’Herculais, J . — Hypermetamorphosis of Cantharidinae 334 
Bordas — Salivary Glands of Crabronidae 334 
„ Tracheal System of Larval Hymenoptera 334 
Gilson, G . — Formation of Silk 334 
Mallock, A . — Insect Sight and the Defining Power of Composite Eyes 443 
Dixey, F. A . — Phytogeny of the Pierinae 443 
Chapman, T. A . — Notes on Micro-Lepidoptera 443 
Fritze, A . — Seasonal Dimorphism and Polymorphism in Japanese Butterflies . . 444 
Kirby, W. F . — Bees and Dead Carcasses 444 
Janet, C . — Glandular System of Ants 444 
Bordas — Poison- Apparatus of Hymenoptera 445 
„ Salivary Glands of Ichneumonidae 445 
Cuenot, L . — Defensive Ejection of Blood 445 
Visart, O . — Alimentary Canal of Orthoptera 445 
Mitford, C. B .—Flight of Locusts . . 445 
Kunckel d’Herculais, J . — Dipterous Parasites of Locusts 446 
Nietsch, V . — Tracheal System of Locusta 446 
Scudder, S. H . — Tertiary Tipulidx *■ 446 
Heymons, R . — Formation of Germinal Layers in Insects 557 
Anderegg, E . — Alternation of Generations in Insects 558 
Xamben — Metamorphoses of Insects 558 
Standfuss, M . — Relations between Colouring and Habit in Lepidoptera 558 
Seitz, Ad . — Reproduction in Butterflies 559 
Packard, A. S . — Transformations of Saturniidae 559 
Phisalix, C . — Red Pigment of Pyrrhocoris apterus 559 
Knower, H. McE . — Origin of the “ Nasutus ” ( Soldier ) of Eutermes 560 
"Werner, F . — Alimentary Canal of Orthoptera 560 
Kunckel D’Herculais, J . — Oviposition in Acrididse 560 
„ „ Diptera Parasitic on Acrididae 560 
Merrifield, F., & F. A. Dixey — Temperature Experiments on Lepidoptera .. .. 673 
Verhoeff, C. — Comparative Morphology of Abdomen of Lampyridx , Cantharidx , 
and Malachiidae 673 
Camerano, L . — Absolute Force of Muscles 673 
Escherich, K . — Male Reproductive Organs of Beetles 673 
Scudder, S. H . — Tertiary Rhynchophorous Coleoptera of the United States .. .. 674 
Marchal, P . — Seminal Receptacle of the Wasp 674 
„ „ Fertile Workers among Bees 674 
„ „ Diptera destructive of Cereals . 675 
Dreyfus, L . — Anatomy of Phylloxeridse 675 
Konig, A . — Larva of Oncodes 675 
Kowalevsky, A . — Heart of Orthoptera 675 
Lewis, R. T . — Parasites on a Penguin 762 
