713 
INDEX. 
A. 
Abba, F., Demonstrating Presence of 
Bacillus coli in Water, 250 
Abbe’s Apertometer, 247 
— Spectroscopic Eye-Piece, 241 
Abdomen in Coleoptera, Morphology, 57 
Abdominal Appendages of Insects, 402 
Abel, R., Holder for Slides and Cover- 
Glasses, 263 
— Specific Properties of Protective Bodies 
in Blood of Animals immune to Typhoid 
and Coli Bacteria, 228 
Abnormal Types of Coli Bacilli, 556 
Abnormalities in Human Development, 33 
Abnormality in Crab, 309, 521 
Abortive Sexual Organs, 437 
Abrasive Material, Arc-Light Dust 
effective, 564 
Abrolhos Islands, Marine Fauna of Hout- 
man’s, 47 
Acacia, Formation of Gum, 81 
— Phyllodes, 539 
Acanthocephala in Reptiles, 66 
Acanthocephalid, New, 527 
Acarina, Anatomy, 15 
— Marine, 409 
Accessory Glands of Thyroid Region, 495, 
602 
of Carotid, 602 
Acetylene and Photomicrography, 353 
— Gas Generator, Walmsley’s, 354 
Acbard, C., Invasion of Body by Intestinal 
Bacteria, 109 
Achenes of Anthemideaa, 325 
Acid-Bacterium, Alleged Conversion of 
Turothrix tenuis Duclaux into a Lactic, 
665 
— Excretion of Roots, 432 
— Hydrocyanic, in Pangium edule, 431 
— in Preparing Fish Skeletons, Dilute 
Sulphuric, 693 
— -Litter for Infectious Diseases of Cattle, 
348 
— Microchemieal Reaction for Nitric, 687 
— of Butter, Relation of Pure Cultures 
to the, 566 
Acids, Organic, of Mesembryanthemum, 641 
— Uric, Fermentation by Microbes, 457 
Acidity of Root-Sap, 432 
Acids, Separation of Vegetable, 483 
Acinetse, Freshwater, 426 
Acquired Characters, Origin and Inherit- 
ance, 27 
— Immunity, Heredity, 345 
Acridiidae, Courtship of certain, 516 
Acrogamous Fertilisation, 206 
Actiniaria of Tern ate, 635 
Actinomycosis, 221 
Actinophrys sol , Conjugation, 637 
Actinotrocha , Anatomy, 420 
Action of Air on Nitrate-destroying Bac- 
teria, Inhibitory, 664 
Aderhold, R., Parasitic Fungi, 550 
Adjustment of Nicol’s Prism, Method for 
Exact, 463 
uEcidia, Uredineae with Repeated Forma- 
tions, 342 
Aerenchyme, 323 
Aerobic Bacteria, Physiological Condition 
of Spore-Formation, 663 
./Esthetic Aspects of Animals, 298 
^Estivo- Autumnal Fever, Mode of Origin 
of Different Varieties of Malaria Para- 
sites, 197 
JEtbionema , Heterospermy of, 84 
Agar, Blood-Serum-, Medium for Diph- 
theria, 473 
— Media for Bacteriological Cultures, 565 
— Serum, Easy Method of Preparing, 255 
Age of Earth, 609 
Agriculture, Board of, Contagious Diseases 
of Animals, 462 
Ahlborn, F., Aphanizomenon flos-aquse, 
554 
— Use of Heterocercal Tails, 299 
Air-breathing “ Prosobranchs,” 180 
— of New York, Bacteria, 456 
— on Nitrate-destroying Bacteria, Inhibi- 
tory Action, 664 
sown Organisms, Bacterial Infection, 
554 
‘ Albatross,’ Comatulidae, 72 
— Foraminifera, 426 
Albrecht, H., New Method for Paraffin 
Sections, 477 
Alcock, A., Indian Crabs, 623 
— New Species of Viviparous Fish, 40 
Alcohol- Yeasts, Origin, 96 
Alcyonaria, Classification, 531 
