CONTENTS. 
SI 
■y. Gastropoda. 
Erlanger, Ii, v . — Development of Paludina vivipara' 
„ „ Development of Bythinia tentaculata 
Bergh, R . — Cryptobranchiate Dorididx 
Mazzarelli, G . — Reproductive System of Tectibranchiata 
Cunningham, J. T . — Pleurophyllidia Loveni 
Gamble, F. W . — Occurrence of Hancockia at Plymouth 
Mazzarelli, G. F. — Repi'oductivc Apparatus of Aplysiidx 
Parona, C. — The Dorsal Appendages of Tethys leporina 
Bouvier, E. L . — Nervous System and Zoology Affinities of Cyprxa 
Schuberth, O . — The Genital Organs of the Genus Helix 
IIeiidman, W. A., & J. A. Clubb — Innervation of Epipodial Processes of 
Nudibranchs 
Prtjyot, G . — Organization of some French Neomenix 
Lang, A . — Asymmetry of Gastropoda 
Schiemenz, P . — Boring Organ of Natica 
Bergh, R . — Nudibranchiata holohepatica porostomata 
Pelseneer, P . — Nervous System of Heteropoda 
Metcalf, M. M . — Embryology of Chiton 
Linden, M. yon — Movements of Lymnxus on the Surface of Water . . 
Boutan, L., & E. L. Bouvier — Nervous System of Nerita polita 
Pilsbt, H. A . — Anatomy of West Indian Helices 
Gamble, F. W . — Two rare British Nudibranchs 
Plate, L . — Zoological Position of Solenoconcha 
Pilsbry, H. A . — Anatomy of some American Molluscs 
Willem, O. — Vision of Gastropoda 
Fischer, H . — Morphology of Liver of Gastropoda 
Cuenot, L . — Excretion in Pulmonale Gastropoda 
Erlanger, R. y . — Paired Nephridia of Prosobranchs 
Griffiths, A. B . — Colourless Globulin in Patella .. 
Cuenot, L . — Respiratory Value of Uxmocyanin to Helix pomatia 
Herdman, W. A., & J. A. Clubb — Ccrata of Nudibranchs 
Pruvot, G . — Development of Proncomenia 
Jhering, H. von — Genital Apparatus of Helix 
Haller, B . — Morphology of Prosobranchiata 
„ „ Anatomy of Siphonaria 
Mazzarelli, G . — Alleged Anal Eye of Larval Opisthobranchs 
Griffiths, A. B . — Respiratory Globulin in Blood of Chitons 
Heuscber, J. — Anatomy and Histology of Proneomenia Sluiteri 
Cooke, A. H . — Land Mollusca of the Philippine Islands 
TAGE 
Part 1 22 
Part 2 
1) 
24 
25 
25 
26 
26 
26 
27 
195 
196 
„ 196 
„ 196 
Part 3 352 
„ 352 
„ 352 
„ 352 
„ 352 
Part 4 461 
„ 465 
„ 465 
„ 465 
„ 465 
Part 5 595 
„ 596 
„ 596 
„ 597 
„ 598 
„ 598 
„ 598 
„ 598 
„ 599 
Part 6 768 
„ 769 
„ 770 
„ 770 
„ 771 
„ 771 
„ 772 
5. Lamellibranchiata. 
Kellogg, J. H. — Morphology of Lamellibranchiata Part 3 353 
Grobben, C. — Classification of Lamellibranchs Part 6 772 
Rawitz, B . — The Mantle-margin of Acephala tJ 772 
Molluscoida. 
a. Tunicata. 
Salensky, W. — Embryology of Pyrosomidx Tart 1 27 
Hartmann — Larvx of Ascidians Part 2 196 
Asajiro Oka, & A. Willey — New Genus of Synascidians ] 97 
Swainson, G . — New Form of Appendicular ian “ Haus” t ] 97 
