INDEX. 



893 



Trypauosome and Leptomonad in Dro- 

 sophila, 368 



— New, 770 



— Studies, 476 

 Trypanosomes, Agglutination, 824 



— Frog, in Japan, 632 



— in Fresh-water Fishes, 632 



— in Mammals, Classification, 632 



— Studies, 213, 769 



— Tabanids and, 749 

 Trypanotoxin of Bacillus subtilis, 522 

 Tschirwinsky, N., Influence of Malnutri- 

 tion and Castration on Development 

 of Sheep's Skeleton, 186 



Tubercle Bacilli, Combined' Staining 



Methods, 118 



Human and Bovine, Cultivation, 107 



in Sputum, New Method for the 



Detection, 823 



Methods of Staining, 550 



Penetration of the Normal Skin by, 



803 



— Human and Bovine, 686 

 Tuberculosis, 523 



— Mammali m and Avian, Relation be- 



tween, 93 

 Tubeuf, — v., and others, Uredinese, 510 

 Tubeuf, C. v., Wintering of Plant-parasites, 



S3 



— Witches-brooms on Firs, 83 

 Tubularia, Polarity, 765 

 Tumour-cells, Nuclear Liudding, 458 

 Tumours and Mites, 200 

 Tunicata. See Contents 



Tur, J., Influence of Radium on the De- 

 velopment of Pholas Candida, 462 

 Turbellarian, New Commensal, 206 

 Turbidometer for Counting Vaccines, 824 

 Turner, T., Influence of Silicon on Cast 

 Iron, 272 



— Shrinkage of the Antimony-lead Alloys, 



418 

 Turtle Skull, Development, 605 

 Turtles, Lymph-hearts, 455 



— Structure and Development of Posterior 



Lymph-hearts, 346 



— Sympathetic Nervous System, 605 

 Twiss, W. C, Erythrophylhim delesserioidc*, 



504 

 Twort, C, Trypanotoxin of Bacillus sub' 



tilts, 522 

 Twort F. W., Johne's Bacillus, 94 



— Method of Isolating and Growing the 



Lepra Bacillus of Man, 107 

 Typhoid and Dysentery Bacilli, Vari- 

 ations, 526 



— and Paratyphoid Bacilli, Modified 



Method of Isolating, 108 



— Bacilli, Capsule-formation, 525 



Examination of Water by the Com- 

 plement-fixation Method, 517 



— Fever, Experimental, .">2 1 



— Stools, New Anaerobe, 688 



Dec. 20th, 1911 



u 



Ulelila, V., Cyathomonas, 661 

 Ultra-condenser, Jentsch's, 97 

 Ultra-violet, Opacity of Certain Glasses, 



700 

 Ultramicroscopical Study of Solutions of 



Iodine, 545 

 Viva latissima, 664 

 Umagillidse and Dalyellidse, 472 

 Unna, P. G., Reduction and Oxidation in 



Animal Tissues, 614 

 Urasow, G. G., Gold-magnesium Alloys, 



123 

 Uredineae, 79, 235, 510, 674 



— Experimental Researches with, 791 



— Research, 394 



— Sexuality, 792 



Ureters of Weever, Variations, 38 

 Urobacteria, New Types, 93 

 Urodela, Ear. 193 



— Lungless, Heart, 460 



— Occipital Region, 456 



Usnea and its Linnsean Nomenclature, 242 

 Ustilago Spores, Germination, 511 



— Tragopogi-pratensis, Conidial Fusion, 



Vaccines, Turbidometer for Counting, 824 



Vacuum, Cementation, 269 



Vanadium on Iron and Steel, Influence, 



827 

 Vaney, C, Acephalous Lepidoptera, 464 



— Influence of Weather Conditions on 



Frequency of Warbles, 749 



— Occurrence of Ox-warbles, 619 

 Vanilla-pods, Green, Action of Ultra-violet 



Rays, 484 

 Varanus varius, Haemogregarine in Blood, 



57 

 " Variable " Microscope, The, 284 

 Vascular Plants, Evolution of Conducting- 

 tissues, 638 



Transitory Tissues, 216 



Vaucheria terrestri*, 666 

 Vegetation of Upper Rhine, 789 

 Verderame, Ph., Sarcina Citrea conjunc- 

 tivae, 688 

 Verhuist, A., Distribution of Equisetum 



maximum, 648 

 Vermetidae, Sponges associated with, 766 

 Vernes, A., Filtering by Aid of the 



Centrifuge, 267 

 Vernoeff, K. W., Studies oa Millipedes, 752 

 Verruga peruana, 522 

 Verson, E., Moulting in Silkworms, 748 

 Versluys, J., Birds and Deinosaurs, 192 

 Vertebral Column, Development in Rep- 

 tiles and Birds, 186 



3 M 



