CONTENTS. IX- 



PAGE 



Schmitt, F. — Gastrulation of Double-Development in Trout Id 



Pkllegrin, J. — Curvature of the Spine in Fishes 161 



Hackee, V. — Parental and Grand-parental Components of the Nucleus .. . . . . 281 



Lubosch, W. — Maturation in Newt's Ova and in General 281 



Koule, L. — Hermaphroditism in Fishes 282 



Houssay. F. — Carnivorous Fowls of the Second Generation 282 



Wilson, J. T. — Early Stages in Development of Ornithorhynchus 282 



Mannich, H. — Development of Vertebral Column of Penguin 283 



Lewin, M. — Development of Beak of Penguin 283 



I jENHosskk, M. von — Development of Corpus Vitreum 283 



Heetwig, O. — Treatise on Comparative and Experimental Embryology 483 



Minot, Charles Sedgwick — Laboratory Text-booh of Embryology 483 



Boh n, (I. — Influence of Radium Rays on Tadpoles 4S3 



„ „ Influence of Radium Rays on Ova 483 



Ziegler, H. E. — Influence of Alcohol on Development 484 



Marshall, F. H. A. — (Estrous Cycle and Corpus Luteum in Sheep 484 



Skrobansky, K. v. — Yolh -Nucleus or Corpus Balbiani in Vertebrates 485 



Schultze, B. S. — Determination of Sex 485 



Tonkoff, W. — Development of Spleen in Tropidonotus natrix 485 



Laaser, P. — Development of Teeth in Selachians 4815 



Courant — Preputial Glands of Rabbit 4S6 



Marino, F. — Non-Existence of ' " Neutrophil" Granulations in Leucocytes of Man 



and Monkey 48(J 



Tonkoff, W. — Influence of Salt Solution on Early Development of Neiot's Egg .. 593 



Kopsch, Fr. — Artificial Fertilisation of the Ova of Crist iceps argentatus .. .. 593 



IiEtzius, G. — Spermatozoa of Acanthias vulgaris 593 



Leiber, Adolf — Structure and Development of Female Gonads of Lancelet .. .. 594 



TjOYEz, Marie — Follicular Epithelium in Birds 594 



Wallace, W. — Ovarian Ova and Follicles in Fishes 594 



Wintrebert, P. — Influence of Central Nervous System on Development of Limbs in 



Amphibians 594 



Cameron, J. — Development of Pineal Body in Amphibia 594 



Houghton, H. S. — Development of Musculature and Skeleton in Spelerpes longi- 



caudus 595 



Broman, Ivar — Circulation in Embryonic Stomach 595 



Schultze, O. — Determination of Sex 705 



Beard, John — Embryology of Tumours 705 



Conklin, Edwin C. — Cause of Inverse Symmetry 706 



Bateson, W.— Mendelian Heredity •. 706 



Allan, Bennet M. — Embryonic Development of Mammalian Ovary and Testis .. 706 



Pittard, E. — Results of Castration in Man . - 707 



Montgomery, Thomas H. jr. — Heterotypic Maturation-Mitosis in Amphibia . . 707 

 Powers, J. H. — Acceleration and Retardation of Metamorphosis in Amblystoma 



tigrinum 707 



Wolterstoff, W. — Hybrid Nature of Triton blasii 707 



Goggio, E. — Development of Lungs in Discoglossus pictus 707 



Moseb, Fanny — Comparative Embryology of the Swim-Bladder 70S 



Eycleshymer, A. O. — Early Development of Lepidosteus 708 



Damany, P. le — Evolution of Vertebrate Limbs ~ () 8 



■ b. Histology. 



Sohneideb, K. C— Text-Book of Comparative Histology .. 26 



Heidenhain, M.— Molecular Structure and Histology 26 



Giardina, A.— Theory of Cell-Division ' 26 



Holmgren, E. — Trophospongiwm of Nerve-Cells and Pancreatic Cells 26 



Tellyesniczky, K.— Criticism of Theories of Nuclear Structure ->_ 



Pensa, A.— Structure of Cartilage- Cells -< 



Eycleshymer, A. C— Nuclear Changes in Striped Muscle-Cell of Necturus .. .. 27 



Pensa, A. — Endings of Nerves in Salivary Glands 27 



Perroncito, A. — Muscular Terminations of Nerve-Fibres 27 



Latjnoy, L. — Formation of Zymogen in Gastric Glands of Adder 27 



