CONTENTS. Xlll 



a. Insecta. 



PAOK 



Balbiani, E. G. — Development of Reproductive Orjans in Insects .. .. Part 1 55 



ViALLANES, H. — Histology and Einbryoloi/u of Insects „ 57 



KoRSCHELT, E. — Origin of t/ie Elements ill the Insect Ovary „ 58 



Schmidt, O. — Metamorphosis and Anatomy of the Male Aspidiotus Nerii „ 58 



Plateau, F. — Vision of Insects ,, 58 



Graber, V. — Sense of Smell in Insects, &c „ 58 



Dewitz, H. — Foot-glands of Insect s „ 59 



CuRLEY, E. A. — Bees and other hoarding Insects „ 60 



Briaxt, T. J. — Ant ennx of Honey-bee „ 60 



Spicer, E. C. — Sense of Hearing in Ants „ 61 



Brcce, A. T. — Origin of Endoderm in Lepidoptera ,, 61 



Cholodkovsky, N. — Qenerative Apparatus of Nematois metallicus .. „ 61 



RoBSON, M. H. — Development of the Flea's Egg „ 62 



BeatjRECiARD, H. — Development of Epicaula verticalis „ 62 



Wedde, H. — Proboscis of Hemipiera „ 63 



Grosse, F. — Anatomy of the Mallophaga „ 64 



Lemoine, V. — Nervous System of Phylloxera „ 65 



Bracer, F. — Classification of Insects „ 65 



Cheshire, F. R. — Pulvillus of the Bee „ 186 



Sabatier, A. — Morphology of Insect Ovaries Part 2 229 



Will, F. — Gustatory Organs of Insects „ 230 



Frenzel, J. — Mid-gut of Insects and Eegeneration of Epithelium .. .. „ 231 



Cheshire, F. R. — Bees and Bee-keeping „ 233 



Hennessy, H. — Geometrical Construction of the Cell of the Honey Bee . . „ 234 



Chatin, J. — Labium of Hymenoptera „ 234 



Emery, C. — Phosphorescence of Luciola italica „ 234 



Beauregard, H. — Researches on the Meloidas „ 235 



Lindeman, K. — Mcromyza saltatrix and Elachiptera cornuta .. .. „ 237 



Schneider, A. — Parthenogenesis of Chironomus Grimmii „ 237 



Haase, E. — New Parasite on lulus .. „ 237 



Lemoine, V. — Alimentary T7'act of Phylloxera „ 238 



Zeiller — Tracks of Insects simu!ating Vegetable Impressions .. .. ,, 238 



Schneider, A. — Development of the Reproductive Organs in Insects .. Part 3 419 

 Perez, J., & A. Sabatier — Histogenesis in the Ovigerous Sheaths of 



Insects ,, 422 



WiELOWiEJSKi, RiTTEE V. — Ovary of Insects „ 424 



Poletajewa, Olga — Heart of Insects , 424 



Carri^RE, J. — Further Observations on Optic Organs ,, 424 



Gazagnaire, J. — Gustatory Apparatus of Coleoptera „ 425 



„ „ Salivary Glands of Coleoptera „ 426 



Beauregard, H. — Meloidx „ 426 



Chatin, J. — Labrum of Hymenoptera „ 427 



Carlet, G. — Structure and Movements of Sting of Bee ,, 427 



Walter, A. — Morphology of Mouth-organs of Lepidoptera ., 427 



LuciANi, L. — Vitality of Silkworm Ova „ 428 



Poulton, E. B. — Colour-relation between larva of Smerinthus ocellatus 



and its Food-plants „ 429 



Kowalevsky, a. — Embryology of Muscidas „ 429 



Viallanes, H. — Optic Ganglion of some Dipterous Larvx , 430 



