CONTENTS. Xlll 



Mollusca. 



PAGK 



Friele, H., & J. A. Grieg— North Atlantic Molluscs L76 



Sanchez, Domingo — Diverticulum of Duct of Spermotheca in Helix aspersa .. . . 17G 



Krembzow, Ernst — Papilhe of Eolidse 17t*> 



Smidt, H. — Free Intra-epithelial Nerve-endings in Helix 17G 



Simroth, Heinkich— New Genus of Stylommatophora 177 



Sturnay, R. — New Cave Gasteropod 177 



Gkaeffe, E. — Fauna of the Gulf of Triest 5-1 8 



a. Cephalopoda. 



Dean, Basiiford— iVotes on Living Nautilus 30 



Rottmann, G. — Development of Radula in Cephalopoda 36 



Parona, C. — Dichotomy of Arms in Cuttlefish 299 



Pfeffer, G. — Synopsis of QSgops id Cephalopods '299 



Ijima. I., & S. Ikeda — Amphitretus from the Sagami Sea 039 



0. Scaphopoda. 



Ariola, V. — " Pseudogamy '' in Dentalium entalis 299 



y. Gastropoda. 



Mitsukuri, K. — Experiments on Littorina 37 



Filsbry, H. A. — Affinities of Genus Neobeliscus 37 



Cockerell. T. D. A. — Pigments of Nudibranchs 38 



Kerr, J. Graham — Relationship between Amphineura and Cephalopoda .. .. US' 



Mazzarelli, G. — Affinities of Phyllaplysia 38 



Kowalevsky, A. — The Genus Chsetoderma 3$ 



Ashby, E., & W. G. Torr — Fossil Polypla eophora 177 



Frandsen, P. — Reactions of Limax maximus 299 



Enriques, P. — Digestive Gland in Molluscs 300 



( okney, R. G. — Poisoning from Conus 301 



Bonnevie, Kristine — New Parasitic Gasteropod in Holothurian 42<"> 



Randles, W. B. — Crystalline Style and Style-Sac in Turritella communis .. .. 427 



Beutler, B. — Paryphanta hochstetteri Pfr 427 



Vayssiere, A. — ' Talisman' Opisthobranchs 427 



Pruyot, G. — Classification of Neomenians 549 



Drtjmmond, Isabella M. — Development of Paludina vivipara 549 



Fleure, H. J. — Relations of Kidney in Haliotis 559 



Letelliek, A. — Purple of Purpura lapillus 550 



Baker, F. C. — Structure of Limnasa emarginata .. .» 55u 



Ccenot, L. — Bivalves with Red Blood-Corpuscles 550 



Couvreor, E. — Blood of the Snail G4u 



Digby, Lettice — Tanganyika Gastropods: Chytra and Limnotrochus 640 



5. Iiamellibranchiata. 



Dubois, R. — Formation of Pearls 38 



Sevrat, L. G. — Origin of I 'earls 39 



Jourdain, S. — Formation and Diseases of Pearls 39 



Stenta, M. — Inferior Backward Current in Bivalves 39 



Scott, A. — Spawning Period of Mussels 178 



Kostanecki, C. — Artificial Parthenogenesis in Mactra 649 



Thiele, J. — Systematic Position of the Solenogastres 641 



Downing, E. R. — Variation in Position of Adductors in Anodonta grandis Say .. 641 



Ridewoop, W. G. — Structure of Gills of Lamellibranchs 641 



Reis, O. M. — Ligament of Bivalves 642 



Arthropoda. 



Meijere, J. C. H. de — Last Joint of the Limbs in Arthropods !-■ 



Beecher, C. E. — Ventral Integument of Trilobites 1-7 



