INDEX. 



823 



Development of Agelastica alni, 308 



— of Amphioxus, Studying, 115 



— of Eggs of Silk-moth, ;?05 



— of Lung-books and Tracheae in Spiders, 



312 



— of Seed Plants. See Contents 

 Diatom, Interesting, near Hull, 66 



— New. 743 



Diatomaceous Dust on the Behring Sea 



Ice-floes, 67 

 Diatoms, Calcareous Phosphates composed 



of, 616 



— Devonshire, 201 



— Fossil, 202 



— of Madeira and Porto Santo, 347 

 — ■ of Sedberg District, 615 



— Photomicrographs by T. W. Butcher, 



SOI 



— Physiology, 67, 615 



— Portuguese, Catalogue, 347 

 Dicranoloma, 736 



Dicranoweisia robusta Vent, What is ? 608 

 Dictyota dichotoma, 197 



— Periodicity, at Naples, 618 

 Dietzow, L., Prussian Mosses, 737 

 Diffraction and Micrometric Rulings, On 



the Production, 239 

 Digby, L., Cytology of Varietal and 



Hybrid Ferns, 189 

 Digestion, External, in Carabus auratus, 



307 



— in Marine Invertebrates, 561 

 Digestive System of Schizopods, 169 

 Dinophilus and Larvae of Polygordius, 



Echiurus, and Phoronis, Nephridia, 

 316 



— conklini, Parthenogenesis, 316 



— Haemoecele, 460 

 Dinosaurs, Attitude, 23 



Dioscorea, Wild and Cultivated in Tropical 



Africa, 44 

 Diphtheria Bacilli, Modification of Neis- 



ser's Staining, 522 



— Fowl, Microbe, 758 



Diplococcus, Lanceolate, Disease of Sheep 



caused by, 636 

 Diptodiscus temporatus, Life-history, 579 

 Diplogouoporus brauni, 582 

 Diplonema., Living Species, 306 

 Diplopoda, Studies, 168 

 Diptera. Blood-sucking, Roumanian, 571 



— Parasitic, Adaptations, 453 

 Dipterous Larvae, Head and Mouth-parts, 



453 



Diseases, Plant, 79, 213, 356, 630, 752 



American Text-book, 630 



Causes, 88 



Review, 629 



Disinfection, Investigations, 497 



Dismier, G., Mosses of the Pyrenees, 

 344 



Disse, J., Development of Bone and Den- 

 tine, 150 



Distomid Cyst in Blood-vessels of an 



Oligocluet, 459 

 Dixon, H. H., Osmotic Pressure in Plants, 



593 

 Dixon, H. N., Accessory Leaves in Mnium 



and Orthomnion, 55 



— Cynodontium Jenneri, 60S 



— " Neolithic " Moss Remains, 609 



— Some Irish Forms of Fissidens, 473 



— and another, Mosses of Western India, 



738 

 Dodge, R., and others, North American 



Ferns, 602 

 Dodson, E., Method of Staining Deep 



Colonies in PLite Cultures, 672 

 Doelter, O, New Heat Microscope, 366 

 Doflein, F., Treatise on Protozoa, 325 

 Dog, Glands in Call-bladder, 447 

 Dogfish and Chlamydoselachus, Vestiges 



of Thyroid, 562 

 Dogiel, V., New Catenata, 460 

 Dogs, Hybrid, Litter, 153 

 Dold, H, Bottle bacillus, 636 

 Dollo, L., Antarctic Macrurid, 159 



— Studies on Fishes, 34 



Doncaster, L., Gametogeuesis of Gall-fly, 



569 

 Douin, I., Br yum arrernense, 60 



— Protonema and Propagules in Hepaticse, 



605 

 Downing, E. R., Oogenesis of Hydra, 



175 

 Dragoin. J., Seasonal Migration of Fat in 



the Frog, 24 

 Dragon-fly, Agrionid, Life-history, 166 



— Development, 568 



Drawing and Projection Apparatus, Edin- 

 ger's, Application to Macroscopic 

 Photography, 230 



— Apparatus, Abbe's, Measuring Inclina- 



tion of, 761 



— on a Transparent Drawing-surface, 517 



— with the Camera-lucida, 651 

 Drenkelfort, H., Study of an Ephemerid, 



571 

 Drepanocladus furcatus, 60 



— Notes, 343 



— Some Forms, 60 



Drew, G. H, Laminaria digitata and L. 



saccharina, 196 

 Drop Bottle. New, 386, 394 

 Dryopteris, American Species, 191 



— and Nephrodium, Imbedded Antheridia, 



5() 



— Hybrids in North America, 471 

 Drzewina, A., Habits of Hermit Crabs, 456 

 Du Plessis, G., Hermaphroditism of Pro- 



sorochmus claparedi, 725 

 Dubreuil, C, Hyaline Cartilage in Mam- 

 mals, 446 

 Ducelliez, F., Alloys of Cobalt. 388 

 Duck, Development of Lymphatic Ganglia, 

 294 



