Xll CONTENTS. 



PAGE 



Ancel, P., & L. Sencert — Variations in Human Vertebral Column 424 



Eckel, E. C. — Variation in Snakes 424 



Warren, E. — Teeth of Han and Lamprey 424 



Goodrich, E. S. — Excretory Organs of Amphioxus 424 



Paton, D. Noel — Amount of Dissolved Oxygen in Water required by Young 425 



Salmonidm 425 



Kyle, H. M. — Action of Spurge on Salmonoid Fishes 425 



Grandis, V. — Electrical Properties of Nerves 425 



Roos, E. — Function of the Thyroid Gland 425 



Lydekker, R. — European Wild Cattle 425 



Jacobi, A. — Biogeographieal Regions 426 



Zacharias, O. — Plankton, of the Lake of Maria- Laach 426 



MSbius, K. — Concept of Species 542 



Rabaud, E. — Pathogenic and Teratogenic Agents 543 



Houssay, F. — Growth and Auto-Intoxication 543 



Nittall, G. H. F. — Biological Test for Blood 543 



Gautier, A. — Minute Traces of Arsenic in Animals 544 



Boutan, L. — Experiments on Pigeons in relation to the Semicircular Canals .. .. 544 



Enriques, P. — Reactions to Anisotonic Solutions 544 



Calmette, A. — Essmoly tic Action of Cobra Poison 544 



Phisalix, C. — Hemolytic Effect of Viper's Venom 544 



Pellegrin, J. — Long Fast of Python 545 



Denoy, A. — Ciliated Grooves in Brain of Ammoccete 545 



Kingsley, J. S. — Cranial Nerves of Amphiuma 545 



„ „ Systematic Position of Caecilians 545 



Johnston, J. B. — Homology of Selachian Ampullae 546 



Boeke, J. — Homologue of Infundibular Organ in Amphioxus 546 



Vaney, C, & A. Conte — Note on Additions to Fresh-ivater Fauna 546 



Williams, H. S. — Fossil Faunas and Geological Formations 54(1 



Jaquet, M. — Dolphin Carp 547 



Eastman, C. R. — Carboniferous Cestracionts and Acanthodians 547 



Packard, A. S. — Lamarck, Life and Work '. . .. 547 



Jordan, D. S., & H. Heath — Introductory Text-book of Zoology 547 



Gauuiner, J. Stanley — Classification 636 



Mandoul, H. — Physical Coloration 637 



Dubois, R. — Copper in the Animal Organism 637 



Bovtan, L. — Lesion of the Semicircular Canals 637 



Smith, G. Elliot — Brain of Macroscelides proboscideus 637 



GiKUTARO Osawa — Anatomy of G iant Salamander of Japan 637 



Alcock, A., & L. Rogers — Toxic Properties of the Saliva of Certain Non-poisonous 



Colubrines 63S 



Delezenne, C. — Venom of Snakes 638 



Boulenger, G. A. — Systematic Position of Pleuronectidee 638 



Reichenbach, E. Strom i:r von — Vertebrae of Terrestrial Carnivores 6H8 



Zoologischer Jahresbericht 638 



Camei;ano, L. — Bonelli, an early Italian Lamarckian 63S 



Tunicata. 



Bonnier, J., & C. Perez — New Giant Pyrosoma 426 



Redikorzew, W. — Ovum within Testes of Fragarium elegans 548 



Huktek, G. W., Jun. — Heart of Molgula manhattensis 548 



Van Name, W. G. — Ascidians of Bermudas .. .. 548 



Pizon, A.— Heart \ of Diplosomid.ee 638 



Damas, D. —Development of Molgulidee 638 



INVERTEBRATA. 



Riggenbach, Emanuel — Autotomy in Marine Invertebrates 174 



Scott, Andrew — Additions to British Fauna 175 



Thiele, Joh. — Homologies of Cozlom 175 



Zschokke, F. — Fauna of a Mountain Stream 548 



Yung, E. — Variations of Plankton in Lake Geneva 631) 



