830 
INDEX. 
Dixon-Nuttall, F. B., Euchlanis bicarinata 
Perty, 639 
Docoglossa, Phylogeny of, 729 
Dogiel, A. S., Structure of Nerve-Cells 
and their Processes, 308 
Dominica, Peripatus from, 736 
Dragon-Flies, Preservation of Colours, 799 
Drawing, Desk for Microscopical. 782 
Objects, Improved Form of Edinger’s 
Apparatus for, 101 
Draw-tubes, Mechanical, 238 
Dreyer, A., Function of Protecting-sheath, 
498 
Driesch, H., Experimental Embryology, 
610 
, Studies in Developmental Mechanics, 
29 
Drossbach, P., Plate Method for Culti- 
vating Micro-organisms in Fluid Media, 
554 
Druery, C. T., Apospory in Lastrea , 761 
Drymonema, New Species of, 336 
Dubois, R., Eggs of Acridium peregrinum, 
624 
, Production of Light in Orya barba- 
rica , 625 
Duchartre, P., Prickles of Rosa sericea , 
655 
Duck with Drake’s Plumage, 461 
Ducrey, A., Cultivation of Leprosy Ba- 
cillus, 553 
Dufour, L., Fungus-parasites on Mush- 
rooms, 74 
Dulcite, Distribution of, 651 
Dust Problem in Microscopy, Solution, 
546 
Duval, M., Placenta of Carnivora, 723 
Dytiscus marginalis, Remarkable Be- 
haviour of Spermatozoa of, 622 
Dzierzgowski, S., Transformation of Nu- 
trient Media by Bacillus of Diphtheria, 
and Chemical Constitution of these 
Microbes, 234 
E. 
Earthworm from Ireland, New, 187 
, Intra-epidermal Blood-vessels in 
Skin of, 740 
Earthworms, British, 39 
from Malay Archipelago, 38 
Nephridiopores of, 185 
New, 186, 330 
of Neighbourhood of Berlin, 633 
- Variations in Genitalia of British, 632 
Ebner, V. v., Fromme’s Arrangement of 
Polarization Apparatus for Histological 
Purposes, 249 
, Plane of Polarization and Direction 
of Vibration of Light in Doubly Re- 
fracting Crystals, 256 
Ecdysis of Filaria sanguinis hominis , 332 
Echidna, Tapeworm from, 297, 421 
Echinocyamus, Embryology, 800 
— - pusillus, Development, 743 
Echinoderma. See Contents, xix 
Echinorhynchus proteus, Life-history, 741 
, Species of, 189 
Ectocarpacese, New Genus of, 507 
Ectoderm, Flask- shaped, of one of the 
Keratosa, 55 
Ectodermic Origin of Cartilages of Head, 
722 
■ Tissues of Cestoda, 333 
Ectrogella , 1 
Ecuador, Snow-flora of, 219 
Edinger’s Apparatus, Improved Form for 
Drawing Objects, 101 
Edwards, A. M., Gum Thus, 713 
, Medium which will not mould, 270 
, Rod Illuminator, 286, 423 
, Species of Diatoms, 80 
, J., Male Genitalia of Yphtliima , 321 
Edwardsise, 195, 487 
Egg, Mechanical Genesis of Form of 
Fowl’s, 720 
of Teleosteans, Intra-Ovarian, 24 
of Vertebrates, Vitelline Body of 
Balbiani in, 603 
, Shell of Hen’s, 304 
Eggs, New Method for Culture of Diph- 
theria-Bacilli in Hard-boiled, 404 
of Acridium peregrinum, 624 
of Arbacia, Cleavage, 484 
of Rhombus maximus , 24 
Ehlers, E., Arenicola marina , 474 
Eijkmann, C., New Phosphorescent Bac- 
terium, 82 
, Photobacterium javanense, 227 
Eimer, G. H. T., Evolution of Papi- 
lionidse, 622 
Eisen, G., Anatomy of Kerria, 632 
, Anatomy of Ocnerodrilus, 632 
Elaeagnus, Root-tubercles of, 209, 655 
Electric Current, Bacterial Action of Con- 
tinuous, 769 
Lamp, Piffard’s, 783 
Lantern, Salomons’, 424, 532 
Light, Effect on Vegetation, 66, 504 
Turntable, 284 
Electrical Thermostat, 384 
Elion, H., Cultivating Ascospores on Clay 
Cubes, 550 
Elwes, H. J., Male Genitalia of Yphthima, 
321 
Embryo of Grasses, 350 
Palms, 349 
Petrosavia, 350 
sac, Demonstrating Structure, 407 
Salpa, Nutrition of, 467 
Embryology of Angiopteris , 71 
Cumacea, 737 
Echinocyamus, 800 
Insect, 733 
Isopoda, 628 
