nil 
CONTENTS. 
TACK 
Weismann, A . — Germinal Selection 107 
Eimer, G. H. Th . — Evolution on Definite Lines 108 
Beard, J . — Problems of Vertebrate Embryology .. 100 
Houssay, F . — The Recapitulation Doctrine 109 
Wilson, J. T., & J. P. Hill — Development of Teeth in Perameles 110 
Assheton, R . — Experiments on Groivth of Blastoderm of Chick 110 
Bauer, R. W . — Proportions of Yolk, Albumen , and Shell 110 1 
Mitsukuri, K . — Blastopore of Chelonia 119 
Grassi, G. B., & K. Knaethe — Reproduction and Development of the Common Eel 111 
M‘Lntosh, W. C. — Life- Histories of British Fishes Ill 
Heape, W . — Artificial Insemination 18S 
Lrusdew, W. S . — Artificial Fertilisation of Rabbit's Ova 188 
Nussbaum, M. — Egg-laying in Rana fusca 189 
Gemmil, J. F . — Oogenesis in Anura 189 
Haiimar, J. A . — Development of Liver and Pancreas 189 
Streiff, J. J . — Development of Thyroid Gland in Man .. 189 
Bonnet, R . — Prochorion of the Dog 190 
Strahl, H . — Placenta of Weasel 190 
Hoffmann, C. K . — Development of Selachii 190 
Poli, C . — Development of Auditory Vesicle in Vertebrates 191 
Kathariner, L . — Fangs of the Adder j 192 
Eblanger, R. yon — Attraction-Spheres in Spermatogenesis 192 
Petersen, C. G. J., & G. B. Grassi— Life-History of the Eel 192 
Emery, C . — Lines of Variation and Germinal Selection 193 
Baldwin, J. Mark— Organic Selection 193 
Bumpus, H. C . — Study in Variation 193 
Schlater, G . — Problems of Heredity 19i 
Hill, L . — Experiments on Supposed Inheritance of Acquired Characters . . .. 194 
Brandes, G . — Alleged Modification of Bird's Stomach 194 
Flemming, W . — Influence of Heat and Light on Pigmentation of Salamander Larvae 195 
Brandt, A . — Hypertrichosis 195 
■ „ Viragines .. . . ^ 195 
Wilder, H. H . — Epidermis Folds on Palms and Soles of Primates 195 
Hertwig, O . — Experimental Embryology 269 
Fere, Ch . — Removal of Shell from Developing Ova 269 
Hammar, J. A . — Protoplasmic Connections between Blastomeres 275 
Montgomery, T. H., Jun . — Mesoderm and Body-Cavities 275 
Rosenstadt, B . — Epitricliium of the Chick 279 
Cunningham, J. T . — Recapitulation "51 
Kochs, W . — Regeneration of Organs in Amphibia 352 
Sobotta, J . — Maturation and Fertilisation in Amphioxus 353 
Carnoy, J. B., & H. Lebrun — Germincd Vesicle and Polar Bodies in Batrachia .. 353 
Cunningham, J. T . — Ovary and Ovarian Ova in Marine Fishes 353 
Meves, F . — Development of Spermatozoa in Salamander 354 
Sabatier, Armand — Spermatogenesis in Selachians 354 
Loyez, M . — A Two-Headed Tadpole 355 
Giglio-Tos, E. — Blood-Formation in the Lamprey 355 
Andrews, R. R . — Development of Dental Enamel 355 
Rex, H . — Mesoderm of the Anterior Region of the Head in the Duck 355 
Price, G. C . — Development of Excretory Organs in Bdellostoma 355 
Grassi, B., & S. Calandruccio — Further Researches on Metamorphosis of Murie- 
noids 356 
„ „ ,, Development of Eels 356 
Franz, K . — Development of Hypochorda and Ligamentum longitudinale ventrale in 
Telcostei 356 
Klaatsch, H . — Morphological Nature of the Hypochorda 357 
„ „ Gastrula of Amphioxus 357 
Ruge, G . — Skeletal Cartilage of Outer Ear in Monotremcs 357 
Brauer, A . — Development of Gymnophiona 357 
Wolff, G . — Present Position of Darwinism 358 
Davenport, C. B., & C. Bullard — Correlated Variation 359 
Romanes (the late) Darwin , and after Danvin 512 
Galton, Francis — Law of Heredity .. 514 
