CONTENTS. 



Transactions of the Society — fa«b 

 IV. — On the Type of a new order of Fungi. By George Massoe, 



F.R.M.S. (Plate IV.) 173 



V. — The President's Address. By the Rev. W. H. Dallingor, 



LL.D., F.R.S., F.L.S., &o 177 



SUMMARY OF CURRENT RESEARCHES. 



ZOOLOGY. 



A. VERTEBRATA :— Embryology, Histology, and General. 



a. Embryology. 



Bellonoi, G. — Polar Globule of Mammalian Ovum 186 



Ryder, J. A. — Vestiges of Zonary Decidua in Mouse 186 



Uskow, N. — Development of Blood-vascular System of (he Chick .. .. .. .. 187 



Haswell, W. A. — Development of Emu 187 



Schanz, F. — Fate of the Blastopore in Amphibians 189" 



Flemming, W. — Spermatogenesis of Salamander , .. 189 



Brook, G. — Germinal Layers in Teleostei 189 



Fusari, R. — Segmentation of Teleostean Ova 191 



Cunningham, J. T. — Eggs and Larvse of Teleosteans 191 



Ziegler, H. E. — Origin of Blood in Teleostei 192 



Cunningham, J. T. — Ova of Bdellostoma 192 



Marcacci, A. — Influence of Movement on Developing Eggs 193 



Hatschek, B. — Significance of Sexual Reproduction .. 193 



Detmer, W. — Inheritance of Acquired Characters 193 



Wiedersheim, R. — Ancestry of Man 193 



Weismann, A. — Degeneration 194 



P. Histology. 



Nansen, F. — Histological Elements ef the Central Nervous System 194 



Bambeke, C. Van — Artificial Deformations of the Nucleus 196 



Sohiepferdecker, P. — Structure of Nerve-fibre .. ., 197 



Foa, F. — Structure of Red Blood -corpuscles 198 



Halliburton, W. D. — Haemoglobin Crystals of Rodents' Blood .. 198 



B. INVERTEBRATA. 



Durand, W. F. — Parasites of Teredo navalis 199 



Imhof, O. E. — Fauna of Mosses 199 



Molluscs. 



Fol, H. — Microscopic Structure of Muscles of Molluscs .. .. 199 



Schiemenz, P. — Ingestion of Water in Lamellibranchs, Gastropods, and Pteropods 199 



a. Cephalopoda. 



Bather, F. A. — Growth of Cephalopod Shells 200 



y. Gastropoda. 



Koehler, R. — Form and Development of Spermatozoa in Murex 200 



Salensky, M. — Development of Vermetus .. 201 



Bouvier, E. L. — Anatomy and, Affinities of Ampullaria 204 



Schimkewitsoh, W. — Development of Heart of Pulmonate Mollusca 204 



Fewkes, J. W. — Sucher on Fin of Pterotrachea 205 



