Viii CONTENTS. 



SUMMARY OF CURRENT RESEARCHES 



Relating to Zoology ? and Botany (principally Invebtebbata and 

 Cbyptogamia), Microscopy, &c, including Original Communications 

 from Fellows and Othebs.* 4, 161, 281, 421, 535, 650 



ZOOLOGY. 

 VERTEBRATA. 



a. % Embry olo g-y . 



PAGE 



Heape, Waltee — Ovulation in the Rabbit 4 



"Wilson, B. E. — Chromosomes in Relation to Determination of Sex 5 



Bataillon, E. — Resistance to Temperature in Frog's Eggs 5 



)t Physical Equilibrium of Amphibian Ova during Maturation . . 6 



„ „ Experiments on Artificial Parthenogenesis in Vertebrata .. .. 6 



Mabechal, J. — Development of Chromosomes in Teleostei 6 



Halleb, B. — Ovarian Sac in Bony Ushes 6 



Loisel, G. — Genital Glands and their Secretions 6 



Bouin, P., & P. Ancel — Interstitial Testicular Gland of Horse 7 



Gbosz, S. — Accessory Sex Glands in Insectivora and Rodents 7 



Nussbaum, M. — Regeneration in Testes 7 



Feoriep, A. — Formation of Eye Vesicle in Vertebrates 7 



Manouelian, J. — Origin of the Optic Nerve 8 



Oedeb, R. — Tooth-Band in Toad 8 



Dieulafe, L. — Nasal Fossa of Vertebrates 8 



Fisohel, A. — Human Skull without Intermaxillary 8 



Swinneeton, H. H. — Pectoral Skeleton of Teleosteans 8 



Hoyeb, H. — Development of Lymphatic System in Tadpoles 9 



Loeb, Jacques — Improved Method of Artificial Parthenogenesis 161 



Yat^u, N. — Formation of Centrosomes in Enucleated Egg-Fragments 161 



Tandler, J. — Origin of a Rete Mirabile 161 



Geafe, E. — Development of Primitive Kidney in Chick 161 



Gage, S. P. — Three-weeks' Human Embryo 162 



Ostkoumoff, A. — Embryology of Sturgeon 162 



Kbeidl, A., & L. Mandl — Immunity of Foetus 162 



Jackson, 0. M. — Topography of Human Foetal Pancreas 162 



Kobff, K. v. — Development of Dentine in Mammalia 163 



Schmalhausen, J. J. — Development of Lungs in Tropidonotus 163 



Bohm, J. — Development of External Genitals of Sheep 163 



Helly, K. — Studies on the Islands of Langerhans 164 



Oxner, M. — Club Cells in Epiderm of Fishes 164 



Bloch, Bruno — Foundations of Embryology 281 



Lane-Claypon. Janet E. — Interstitial Cells in Ovary of Rabbit 281 



Marshall, F. H. A., & W. A. Jolly — GSstrous Cycle in Dog 282 



„ „ „ Ovary as an Organ of Internal Secretion . . 282 



Gregoire, Victor — Maturation-Divisions 282 



Janssens, F. A. — Spermatogenesis in Batrachoseps attenuatus 283 



Botiin, P., & P. Ancel — Testicular Secretion 283 



Pizon, Antoine — Alleged Ovulase of Spermatozoa 283 



Loisel, G. — Toxic Properties of Seminal Fluid 283 



Assheton, B. — Placentation in Ungulates 283 



Charrin & Goupil — Ferments of the Placenta 284 



* In order to make the Contents complete, the papers printed in the ' Transactions' 

 and the Notes printed in the 'Proceedings' are included here. 



