CONTENTS. 
XI 
PAGE 
Salensky, W . — Development of Synascidise 50 
Metcalf, M. M. — “ Sub-neural” Gland in Ascidians . . 52 
Caullery, Maurice — Double Larva of Diplosoma 170 
Winiwarter, Hans von — Digestive Gland in Simple Ascidians 179 
Caullery, Maurice — The Genus Sigillina 179 
Pizon, Antoine — Follicle Cells in Molgula 180 
Castle, W. E. — Cell-Lineage in the Segmentation of the Ascidian Ovum .. .. 299 
Floderus, M . — Formation of Follicular Investments in Ascidians 300 
Lohmann, H . — New Appendicularise 300 
Caullery, M . — Polymorphism of Buds in Colella 399 
Korotneff, A . — Development of Salpa 506 
Willey, A . — Bemarkable Ascidian 507 
Ritter, W. E . — Budding in Compound Ascidians 612 
Giard, A., & Caullery — Hibernation of Clavelina lepadiformis 613 
Heider, K . — Development of Salpa fusiformis 614 
INVERTEBRATA. 
Hill, M. D. — Fecundation , Maturation , and Fertilisation 48 
Pflucke, M. — Nerve-Cells of Invertebrates 180 
Jaworowski, A . — Fauna of Wells 301 
Stoll, O . — Distribution of Terrestrial Invertebrates .. 301 
Owsjannikow, P. — Blood- Corpuscles 399 
Bedot, M . — Stinging Cells 399 
Hassall, A . — Animal Parasites of Chickens , Turkeys , and Ducks 507 
Erl anger, R. von — Phenomena of Fertilisation 507 
Mollusca. 
Dall, W. H. — Deep-Water Mollusca 400 
Sturany, R . — Mollusca of Austrian Deep-Sea Expeditions , 1890-94 400 
Tate, R., & C. Hedley — Mollusca of Central Australia 400 
Verrill, A. E . — Archetype of Mollusca 508 
a. Cephalopoda. 
Lenhossek, M. v . — Histology of Optic Lobes in Cephalopods 301 
Joubin, L . — New Cephalopods 302 
„ „ Loligo Picteti and Idiosepius Picteti 302 
Ijima, I., & S. Ikeda — New Octopod 302 
Neri, F . — Beaks of Cephalopods 401 
Verrill, A. E . — Opistlioteuthidse 509 
Willey, A . — Notes on Nautilus 509 
Jatta, G. — Cephalopods of the Gulf of Naples 614 
7 . Gastropoda. 
Schmidt, F . — Development of Stylommatophora 52 
Heymons, R . — Development of Pulmonata 53 
De Bruyne, C . — Attractive Sphere in Fixed Cells of Connective Tissue .. .. ... 53 
Bergh, R . — Strombidse 54 
Clubb, J. A . — Cerata of Dendronotus 54 
Pelseneer, Paul — Air-breathing “ Prosobranchs ” and Gill-bearing “ Pulmonates 180 
Erlanger, R. von — Larval Kidney of Planorbis and Limnxus 181 
Linden, Maria von — Development of Shell Ornamentation in Marine Gastropods.. 303 
Amaudrlt, A . — Buccal Cartilages of Gastropods 303 
Andre, E . — Melanie Pigment of Limnsea 303 
Jacobi, A . — Anatomy of Malayan Pulmonates 304 
Garstang, W . — New Species of Doris 304 
Baker, F. C . — New Classification of Muricidee 401 
Lee, A. Bolles — Spermatocytes of Helix 510 
Amaudraut, A . — Digestive Apparatus of the Higher Stenoglossa 511 
