768 



INDEX. 



Dentition of Characinoid Genus Piabuca, 

 292 



Depdolla, P., Studying Spermatogenesis 

 of the Earthworm, 615 



Depe'ret, C, Evolution of Tertiary Mam- 

 mals, 13 



Dermis, Growth and Renewal, 427 



Deseroix, L.. Papers read at the Metallur- 

 gical Congress, Liege, 116 



Desmaisons, H., Collections of Spiders, 668 



Desmiiliacese, British, 195 



Desmids, New England, 577 



— Nomenclature, and other Algological 



Notes, 468 



— of New Hampshire, 195 

 Development and Morphology of Empusa, 



342 



— and Structure of Seed Plants, Repro- 



ductive. See Contents, xxiii 



of Seed Plants, Vegetative. See 



Contents, xxiii 



— Theory, 536 



Deviation, Minimum, Arrangement for 

 Simultaneously Obtaining with Several 

 Prisms, 608 



Diarrhoea, Summer, of Infants, Bacteri- 

 ology, 486 



Diatomacese, Yorkshire, 695 



Diatoms, 64 



— Colouring Matter in I hromatophores, 466 



— Fossil, 65, 580, 695 



— from near Lake Chad, 340 



— Mounting, 244 



— of Trentino, 65 



— Yorkshire, 340 



Dictyota dichotoma, Periodicity of Sexual 



Cells, 66 

 Diclyotacese and Aglaozonia, 66 

 Didlake, M., Bacillus Producing Red Pig- 

 ment only on a Single Medium, 88 

 Dietel, P., Genus Phragmidium, 75 

 Dieulafe', L., Nasal Fossa of Vertebrates, 8 

 Digestion in Alcyonaria, 317 



— in Ca f erpillars, 21 

 Dimorphism, High and Low, 425 



— in Female of Itchnura heterosticta, 24 



— of Daplmids, 27 



— of English Nummulites, 449 



— Sexual, in Aglaophenia, 556 

 Diotocardia. Heart and Arteries, 170 

 Diphtheria Bacilli, New Method of Stain- 

 ing, 627 



Diplococci and Streptococci on Blood 



Media, 3.".4 

 Diplococcas iguctnse, 355 

 Diplosoma spongiforme, Development, 433 

 Diplo-omilae, Development, 296 

 Dipnoan Affinities of Arthrodires, 293 

 Diptera, Antennal Sense Organs, 666 



— Studying the Genitalia, 732 

 Dipterous Larvaa from Deep Water in 



Lukes, 23 

 jDipylidium caninum in Man, 178 



Directing Plane, Marking on Blocks for 

 Reconstruction, 380 



Discinisca, Young, 32 



Discoglossus pictus, Development of Pan- 

 creas, 285 



Discomycetes, Fleshy, Contribution to the 

 Study, 582 



— Studying, 614 

 Disease of Bamboo, 474 



— of Pear Trees, 200 

 Diseases of Red Beech, 203 



— of the Vine, 204 



— of Tobacco, 204 



— Plant, 76, 204, 348, 478, 587, 703 

 in Britain, 77 



Disks, Rotary, Application of the Method 

 to Microscopical Technique, 725 



Dispersion in Electric Double Refraction, 

 608 



Distaso, A., New Genus of Csecidae, 298 



Distomidse, New, from Chelonians, 178 



from Rana, 178 



Division Centres in Fertilisation, History, 

 650 



Docoglossa and Rhipidoglossa, Demon- 

 . strating the Heart and Arteries. 105 



Dog, CEstrous Cycle. 282 



Dogfish, Abnormal, 431 



— Nidamental Organ, 168 



Dogiel, J , Red Blood Corpuscles of Am- 

 phibia, 166 

 Dohrn, It., Sense Organ in a Schizopod, 25 

 Dollfus, A., Subterranean Isopods, 26 

 Dollman, W. P., Letter from, 518 



— Simple Method of Producing Stereo- 



Photomicrographs, 252, 257 

 — • Production of Stereo-Photomicrographs, 

 605 



— Stereographic Photographs of Micro- 



scopic Objects, 746 

 Dollo, L., New Abyssal Fish, 662 

 Dollond, Old Microscope, 744 



presented by Mr. C. Lees Curties, 



747 



— Old Portable Microscope by, 713 

 Donaggio's Method of Staining Degene- 

 rated Nerve-Fibres, 622 



Doncaster, L., Inheritance of Coat-Colour 

 in R its, 286 



— Maturation of Unfertilised Eggs in 



Tenthredinidse, 437 



— Preparing Unfertilised Eggs of Tenth- 



redinidse, 235 



Dbnitz, W. H., Bovine Ticks as Carriers of 

 Disease, 440 



Dop, P.. Study of Saprolegniese, 343 



Dorsal Gland of Dendrohyrax, 168 



Dothichloe and Balansia, 344 



Double Refraction. Artificial, due to iElo- 

 tropic Distribution with Applica- 

 tion to Colloidal Solutions and 

 Magnetic Fields, 226 



Electric, Dispersion in, 608 



