INDEX. 
863 
Deby, J., Arduous, 785. 
, Idea of Species in Diatoms, 785. 
Decalcification of Bone, 537 
Decapod Crustacea, Renal Organs of, 
467. 
Decapoda, Female Reproductive Organs 
of, 467. 
Decidua reflexa, Fate of the Human, 169. 
Dees. See Daday-de-Dees. 
Degagny, C., Antagonistic Molecular 
Forces in Cell-nucleus, 360. 
, Cell-division in Spirogyra , 58. 
, Nuclear Origin of Protoplasm, 208. 
Dehiscent Fruits, Influence of Moisture 
on, 491. 
Dehmel, M., Latex-receptacles, 618. 
Dehydrating Apparatus, 535. 
Delacroix, G., Fungus-parasites on Pines, 
782. 
, Parasite of Cockchafer, 636, 783. 
Delage, Y., Development of Spongilla 
fluviatilis , 751. 
Delpino, F., Nectary-covers, 63. 
, Theory of Pseudanthy. 213. 
Demoor, J., Experimental Researches on 
Locomotion of Arthropods, 31. 
, Motor Manifestations of Crustacea, 
735. 
Dendrogaster , a new Ascothoracida, 189. 
Dendy, A., Comparative Anatomy of 
Sponges, 204. 
, New Peripatus from Victoria, 36. 
, Synute pulchella , 611. 
, Victorian Land Planarians, 474. 
, Sponges, 610. 
Dental Tissues, Infiltrating, 307. 
Bentalium, Heart of, 330. 
Deodrilus, Structure of, 347. 
Dermal Sense-organs of Crustacea, 734. 
Dermatomycosis, New Type of, 78. 
Desiccation of Rotifers, 745. 
Desk for Microscopical Drawing, 291. 
Despeignes, V., Experimental Study on 
Microbes of Water, 245. 
Detmer, W., Respiration of Plants, 374. 
De-Toni, J. B., Classification of Fucoidese, 
629. 
, Sylloge Algarum, 503. 
Devaux, H., Growth of Root-hairs, 493. 
, Hypertrophy of Lenticels, 488. 
, Internal Atmosphere of Tubers and 
Tuberous Roots, 371. 
, Passive Circulation of Nitrogen in 
Plants, 626. 
, Porosity of Fruit of Cucurbitacese, 
491. 
, Respiration in Iuterior of Massive 
Tissues, 497. 
, Rooting of Bulbs and Geotropism, 
70. 
, Temperature of Tubercles during 
Germination, 218. 
I)evcca y 228. 
Dextrin, Transformation of Starch into, 
by Butyric Ferment, 498. 
Diago, J., Position of Bacteriology in 
Category of Sciences, 647. 
Diaphragm, Bausch and Lomb’s Condenser 
Mounting with Iris, 405. 
, New Ocular, 255. 
Diaptomus , Nervous Svstem of, 344. 
Diastatic Ferment in Green Leaves, 774. 
Diatom-Structure, Interpretation of Micro- 
scopical Images, 657. 
Diatom-valves, Structure of, as shown by 
sections of charged specimens, 431, 441. 
Diatomaceen-Kunde, Schmidt’s Atlas, 508. 
Diatoms, Classification of, 234. 
, Defensive Structure of, 79. 
, Deformed, 387. 
from Java, 386. 
, Idea of Species in, 785. 
, Movement and Reproduction of, 508. 
, Movements of, 638. 
, New Genera of, 386, 785. 
, Nutrition and Movements of, 235. 
of France, 785, 
, Pelagic, 79. 
Dick’s Petrological Microscope, 155. 
Dicotyledons, Internal Phloem in, 760. 
, Woody, Dormant Buds in, 64. 
Dicranochxte, 385. 
Dictyochida, 611. 
IKctyosphzerium, 637, 638. 
Dictyotacem, 630. 
Dietel, P., Himalayan Uredinese, 231. 
, Puccinia parasitic on Saxifragaeese, 
635. 
, Researches on Uredinese, 634, 783. 
Difflugici, Life of, 205. 
Diffraction Gratings and Aplauatic Ob- 
jectives, Relation between, 665. 
Digestion, Intracellular, in Protozoa, 683, 
Digestive Properties of Nepenthes , 375. 
Secretions, Influence on Bacteria, 509. 
Dimorphism of male Amphipoda, 187. 
Dinops longipes , 201. 
Dionxa , Irritability of Leaves, 771. 
Diopatra, Reproductive Organs of, 595. 
Diorchidium, 783. 
Diplococcus resembling Gonococcus , 643. 
Diplocolon, 233. 
Diplogaster, 43. 
Biplozoon nipponicum , 472. 
Diptera, Halteres of, 35. 
Diseases and Injuries of Plants, Kirehner’s, 
375. 
caused by Fungi, 782. 
Disinfecting property of Peroxide of 
Hydrogen, 799. 
Distapha magnilarva, Development of, 333. 
Distichopora, Gonophores of. 608. 
, Male Gonangia of, 481. 
Distomum fubaceum, Anatomy of, 45. 
Distribution of Copepods, 737. 
of Magelona, 740. 
