XIV CONTENTS. 



PAGE 



Linville, H. R. — Maturation and Fertilisation in Pulmonata .. ; 454 



Vayssiere, A. — Abbreviated Development in Nudibranchs .. .. 455 



„ „ Distribution of Opisthobranchs 455 



Bergh, R. — Pacific Opisthobranchs 576 



Monti, Rina — Minute Structure of Snail's Stomach 665 



„ „ Salivary Glands of Pulmonata 666 



Paravicini, G. — Albumen-gland of Snail 666 



Georgevitch, P. M. — Development of Aplysia 666 



5. Lamellibranchiata. 



Beck, Stanislaus — Morphology of Teredo ,. 39 



Verrill, A. E. — Classification of Pectini die 39 



Dubois, R. — Cardiac Rhythm of Pholas dactylus 39 



Meisenheimer, J. — Development of Dreissensia 39 



Stemfell, Walter — Affinities of Solemyidee 191 



Drlw, G. A. — Locomotion in Solenomya and its Relatives 317 



Bavay — Chinese Mollusca .. 318 



Baker, F. C. — Pelecypoda of the Chicago Area 666 



Ostrooumoff, A. — Sexual Dimorphism in Lamellibranchs 666 



Arthropoda. 

 a. Insecta. 



Aldrich, J. M., & L. A. Turley — Balloon-making Fly 40 



Boas, J. E. V. — Metamorphosis of Insects 41 



Enderletn, Gunther — Striped Muscle of Insects 41 



Bachmetjew, P. — Temperature of Insects 41 



Hecht, E. — Larva of Microdon mutabilis . . 42 



Dobois, R. — Solidification of Silk Threads 43 



Nuttall, G. H. F. — Role of Insects, &c, as Carriers of Disease 43 



Grassi, B. — Mosquitoes and Malaria .. .. .. 43 



Coustock, J. H., & J. G. Needham — Development of Wings 43 



Montandon, A. L. — Showers of Insects 44 



Carr, J. W. — Nesting Habits of Osmia rufa 44 



Holmgren, Nils — Female Organs of Cicadaria .. .. . . 44 



Sayce, O. A. — Alimentary System of Gryllotalpa austrnlis 44 



Sharp, W. E. — Derivation of British Coleoptera 44 



Cholodkovsky, N. — Aphidology 45 



Tikaboschi, C. — Nerve-cells of Dytiscus : .. .. 45 



Emery, C. — Ants from Pacific Islands .. .. 45 



Carl, J. — Swiss Collembola .. 45 



Wahlgren, E. — Arctic Polar Collembola 46 



Lubbock, Sir John— Some Australasian Collembola .. .. 46 



Absolon, C. — Fauna of Caves 46 



Folsom, J. W. — Segmentation of the Insect Head 192 



Berlese, A. — Role of the Adipose Tissue in Metamorphosis 192 



Slater, Florence W. — Egg-carrying Habit of Zaitha 193 



Pktri, L. — Wing-Muscles 193 



Carpenter, G. H., & W. Evans — Collembola and Thysanura of Edinburgh District 193 



Calvert, P. P. — Is there Parallelism between Old and New World Odonata ? . . . . 193 



Holtermann, C. — Commensalism of Termites and Fungi 194 



Handlirsch, A. — Stigmata of Rhynchota 194 



Petrunkewitsch, A. — Digestion in Cockroach 194 



Edes, R. T. — Cricket's Chirps and Temperature . 195 



Arrow, G. T. — Sexual Dimorphism in Beetles .. 195 



Wasmann, E. — New Termitophilous and Myrmecophilous Beetles 195 



Dierckx, Fr. — Pyqidial Glands of Pheropsophus bohemani Chaud 1P5 



Kruger, E. — Development of Wing-covers of Beetles 195 



Fischer-Siegwart — Egg-laying of Hydrophilus piceus 196 



Dierckx, Fr. — Pygidial Glands of Carabidx and Dytiscidse 196 



Wahl, Bruno — Larva of Eristalis tenax L. 196 



