INDEX. 
727 
Distemper, Microbe, 556 
Distomum, New Species, 316 
— Westermanni, 191 
Distribution of Cane Sugar, 537 
— of Hippidea, Geographical, 411 
— of Lithodinea, 522 
— of Marine Organisms, 501 
— of Myriopods, Structure and, 620 
— of Pelagic Animals, 612 
— of Southern Faunae, 504 
— of Tannin in Wocd, 536 
— of Terrestrial Invertebrates, 301 
Division, Direct Cell-, Physiological Sig- 
nificance, 606 
Divisions, Reducing, 499 
Dixey, F. A., Relation of Mimetic to 
Original Form, 305 
Dixon, H. H., Abnormal Nuclei in Endo- 
sperm of Fritillaria imperial is. 201 
— Nuclei of Lilium longifloriiiu, 2ul 
— Path of Transpiration Current, 88 
— Role of Osmose in Transpiration, 542 
— Vegetative Organs of Vanda , 205 
Dixon, H. N., British Mosses, 655 
Dixon-Nuttall, F. R., Male of Steplianoceros 
Eichliorni, 166, 267 
Doflein, F. J. Th., Oogenesis in Tubular ia t 
636 
Dog, Dentition, 169 
— Nematode Embryos in Skin, 526 
Dog’s Heart, Cysticerei, 419 
Dogiel, A. S., Structure of Retint, 296, 
359 
— Sympathetic Ganglia of Mammals, 44 
Dolley, C. S., Planktonikrit. Centrifugal 
Apparatus for Volumetric Estimation of 
Food-Supply of Oysters aud other 
Aquatic Animals, 470 
Dollfus, A., Mexican Terrestrial Isopods, 
309 
Doris , New British, 511 
— New Species, 304 
Dorylus, Genus, 58 
Double Bull’s-Eye Condenser, New, 365 
Drawing Eye-Pieces, Leitz new, 351 
— Microscopic Preparations under very 
low Magnification, Simple Arrangement 
for, 678 
Dredgings in Bay of Biscay, Deep Sea, 500 
Drepanophorus , Development, 628 
Driesch, H., Experimental Embryology, 
393, 493 
— Machine-Theory of Life, 504 
Drone Eggs, Queen Bee unable to lay, 307 
Drosera, Irritability, 439 
Drosophyllum, Physiology, 329 
Dry Heat, Resistance of Bacterial Germs, 
348 
Duboscq, M. O., Blood-Vessels of Scolo- 
pendridae, 619 
Ducks, Animal Parasites, 507 
Duclaux, E., Evolution of Corpuscles in 
Silkworm’s Eggs, 195 
Duclaux, E., Non-Baeterial Nutrition, 223 
Duct of Crocodile, Miillerian, 396 
Ducts in Silk-Moth, Development of Male, 
57 
— of Female Silk-Moth, Genital, 515 
Dunbar — ., Differential Diagnosis between 
Cholera and other Vibrios, 559 
Dungern, — . von, Increasing Toxin Pro- 
duction of Diphtheria Bacillus, 249 
Duramen, Formation, 323 
Durham, H. E., Method for Rapid Recog- 
nition of Cholera Vibrio and Typhoid 
Bacillus, 567 
— Special Action of Serum of Highly 
Immunised Animals, 456 
Dust, Arc-Light, as effective Abrasive 
Material, 56 
Dutil, A., Nerve • Endings in Striped 
Muscle, 176 
Duval, M., Embryology of Bats, 35 
Dyar, H. G., Bacteria from Air of New 
York, 456 
— W. G., Variations in Biological Cha- 
racters of Bacteria, 343 
Dynamical Hypothesis of lnkeritance, 29 
Dyticidae, Double Spermatozoa, 306 
E. 
Ear, Middle, and Microbes, 667 
Earth, Age, 609 
— Presence of Typhoid Bacilli iu, 666 
Earth-Borer, Stewart’s, 263 
Earthworm, Coelomic Fluid, 416 
— from Pyrenees, Gigantic, 525 
— Living in Ice, 187, 312 
Earthworms, Examination of Polar Rings, 
570 
— from Central Australia, New, 415 
— from Sumatra, 627 
— Minute Structure of Testis, 311 
— Neotropical, 312 
— New, 65, 187, 415 
Ebner, V. v., Optical Reaction of Con- 
nective Substances to Phenol, 177 
Echinoderm Larvae, Development, 632 
— New Lamellibranch Commensal with, 
55 
Echinoderms, Examination of the Sperma- 
tozoa, 692 
— Spermatozoa, 631 
Eehinoid Larvae, Continuity of Mesen- 
chyme-Cells, 631 
Echinorhynchits clavula, 67 
Ectocarpus , 92, 547 
— Heterogamy, 656 
Ectoderm of Amphibian Embryos, Cilia- 
tion, 171 
Ectoparasites of Ligidium, 427 
Edgeworth, F. G., Statistics of Wasps, 
58 
3 d 2 
