INDEX. 
849 
Dextrin as an Imbedding Material for the 
Freezing Microtome, 113. 
Diachseta Windlei, 606. 
Dianthus, Sphseropsidem parasitic on, 616. 
Diastase, Action of, on Starch, 749. 
Diatom Mounting Medium, A new, 539. 
Preparations, Fixatives for, 259. 
Valves, Structure of, 104. 
Diatomiste, 651. 
Diatoms, Arranging, 680. 
, Classification, 496. 
, Cleaning, 112, 408. 
, Defensive Structure of, 650. 
, Fossil, of Gianicolo, 371. 
, , of Japan, 497. 
from New Zealand, 651. 
in abundance, 651. 
, On some Methods of preparing, so as 
to exhibit ctearly the nature of their 
Markings, 425. 
, Structure of, 78. 
Dichogamy, 629. 
Dichotypism, 200. 
Dicotyledons, Aerial Roots of, 743. 
, Comparative Structure of the Nodes 
and Internodes in the Stem of, 477. 
Didymophyes, 347. 
Dienett, F., Use of Gold Size, 820. 
Diervilla, Glands in, 202. 
Dietel, P, iEcidioform of Uredinese on two 
ditferent hosts, 756. 
, iEcidium of Melampsora Euphorbise, 
77. 
Differentiator, 821. 
Diffraction Images, Method of Detecting 
Spurious, 242. 
Rings and Diffraction Spectra, 521. 
Dinobryon, 731. 
Dioscoreacese, 354. 
Diptera, Eucephalous Larvae of, 170. 
Dischidia, Pitchers of, 742. 
Disease and Bacteria, 230. 
Diseases of Plants, 78. 
Distephanus (Dictyocha) speculum, Struc- 
ture of, 471. 
Distomum cylindraceum, Structure and 
Development of, 725. 
macrostomum, Development of, 42. 
Distyla, 726. 
Dog, Developmental Cycle of a Filaria of, 
180. 
, Parasites in the Blood of, 331. 
Dogiel, A. S., Staining the Endings of 
Motor Nerves with Methylen-blue, 679. 
Dor, L., Sterilization of Water by the 
Chamberland Filter, 260. 
Doryphora decemlineata, Embryology of, 
32. 
Douliot, H., Development of the Stem of 
Conifers, 736. 
Douliot, H., Periderm, 197. 
Dowdeswell, G. F , Contribution to the 
Study of Yeast. I. — Baker’s Yeast, 548. 
Dowdeswell, G. F., Flagella of the Cholera 
Microbe, 654. 
, Phases in the Development of the 
Cholera Microbe, 766. 
Dracunculus, Fertilization of, 629. 
Driesch, H., Heliotropism «in Hydroids, 
470. 
, Symmetry of Hydroid-Colonies, 729. 
Drugs, Insects in, 119. 
Drupes, Stone of, 624. 
Dubois, R., Olfactory Sense of Snails, 581. 
, Production of Light by Animals and 
Plants, 701. 
, Secretion of Silk in Bombyx mori, 
594. 
Duboscq’s (J.) Photographic Microscope, 
231. 
Ducts, Intra- and Inter-cellular, 697. 
Dudley, P. H., Termites of Isthmus of 
Panama, 323. 
Du four, L., Comparative Anatomy of 
Bracts, Leaves, and Sheathing Leaves, 
58. 
Dugong, Placenta of, 574. 
Dumaige’s “ New Model of Microscope,” 
504. 
Duncan, P. M., Echinoidea of Mergui 
Archipelago, 45. 
, Revision of Genera and Great Groups 
of Echinoidea, 188. 
Duval, M., Placenta of Rodentia, 18. 
E. 
Earthworm, Embryology of, 327, 328, 402. 
Earthworms, Anatomy of, 329. 
, Australian, 723. 
, Classification of, 601. 
from Western Himalayas and Dekra 
Dun, 39. 
, Russian, 606. 
Eberdt, O., Transpiration, 64. 
Eberth, C. J., Friedlander’s Microscopical 
Technique for Clinical and Pathological 
Purposes, 248. 
Echinodermata. See Contents, xv. 
Echinoidea, Genera and Great Groups of, 
188. 
Echinops, Glands in, 202. 
Ecklonia, 365. 
Eckstein, K., Biology of Chermes, 322. 
, Trichophyton tonsurans parasitic on 
Cervus elaphus, 495. 
Edwards, II., Transformations of North- 
American Lepidoptera, 319. 
Egg-capsule of Chi m sera monstrosa, 19. 
membranes and Micropyle of Osse- 
ous Fishes, 439. 
shell, Calcareous, Origin of, 437. 
Eggs, Frogs’, Removing the Jelly and 
Shell fr >m, 110. 
