INDEX. 



457 



Mosses from British East Africa, 296 



— from the Kanara District, 405 



— in Sweden, 296 



— of Papuiisia, 198 



— Segmentation of Apical Cell and 



Posiiion of tlie Leaves in, 68 



— Submerged, Influence of Water on, 295 

 Mos8-floia of the Eizgebirge, 198 



— of Switzerland, 405 



— of tlie Pyrenees, 70 



— of the Salzburg Alps, 70 

 Moth-flies, Scent-organ in, 389 

 Moulds, Bread, Sexual Differentiation in 



the, 206 

 Mucors, Sexuality in, 206 

 Miiller, G. W., Gurdius, 49 

 Muller, H. J., MutatioDS in Drosophila, 



266 

 Murl)eck, S., Fern- hybrid Aspletiium 



Euta-muraria L. x septentrionale (L.) 



Hort'm., 67 

 MurriU, W. A., Two Species of Fuscoporia, 



210 



— Light-coloured Resupinate Polypores, 



210 



— Genus Tinctoporia, 210 

 Muslirooms of the United States, 210 

 Mycetex Boreali-Aiuericnni, 309 

 Mycilozoa, 313 



Mycological Flora of Libya, 428 



— Notes, 79, 83. 21U, 423, 424, 425, 426 



— Ke.-eiirch in Veterinary Medicine, 426 



— Transactions, 81 

 Mycolngy. British. 425 

 Mijcotlieca germanica, 426 

 Myxophyceae, 409 

 Myxosporiilia, Fish, 398 

 My z. (Stoma, 391 



N 



Naef, Adolf, Mediterranean Cephalopods, 

 262 



— New Sepiolidae, 262 



Nageotte, J., Pigmentation in Larvse of 



Anura, 161 

 Nanniiplankton of Fresh Water, 406 

 Narchie indica. Uterus of, 163 

 NationHJ Physical Laboratory Eeport, 



1919, 89 

 Naumaim, E., Euglena sanguined, 72 



— Brown Colouring of Pond Water at 



Aneboda, 70 



— SyHtematics of Fresh-water Algae, 298 

 ■ — Biology of Fresh-water Algas, 298 



— Naniioiilaiikton of Fresh Water, 406 



— Pliytoplaiikton and Progressive 



*-G>tija" Formations, 407 

 Neal, A. V., Nerve and Plasmodesma, 255 

 Neger, F. W., Red Mildew Fungi, 83 

 Nematodes, Free-living, from Mountain 



Lakes of Peru, 48 



Nematodes from Elephants, 184, 391 



— Gnathostoinid, 184 



— of Clean Earth, 48 



— of Domestic Pigeon, 391 

 Aereocyxtis Luetkeana, 204 

 Nerve and Plasmodt sma, 255 



— Tumours, Hereditary Tendency to 



form, 24 

 Neurone, The, 31 

 Newt, Grafting Eggs of, 162 

 Nicholson, W. E., New or Rare British 



Hepatics, 295 

 Nickel Brasses, 435 



— Chemical Propertiesand Metallography 



of, 435 



NicoUelidfe, 187 



Nilsson-Ehle, H., Hereditary Resistance 

 to Heterodera schachtii, 49 



Nilssonia, Leaf-structu'e in, 401 



Nishikawa, Y., " Zur vergleichenden 

 pathologischen Morphologie der chro- 

 nischen Miltztumoren," 171 



Noelli, Alberto, Micromycetes from Pied- 

 mont, 424 



Nonidez, dose' F., Haematopoietic Pro- 

 cesses in Gonads of the Fowl, 160 



Nucleolus, Behaviour of, during Oogene- 

 sis, with Special Reference to the 

 Mollusc Patella, 121 



Nuttall, George H. F., Regeneration of 

 Mouth Parts and Legs in Ticks, 181 



Nutting, C. C, Re!^piratory Organs of a 

 West Indian Laud Crab, 45 



O 



Oberhoffer, P., Oblique Fracture in Steel, 



and Segregation, 98 

 Objective Changer, 93 

 Octopus, Regeneration of Arm of, 34 

 (Ecanthus, Hancock's Gland in, 389 

 Ogawa, Ch., Minute Structure of Human 



Lumr, 168 



— Histology of Vertebrate Lung, 169 

 Ohshima. Hiroslii, Reversal of Asymmetry 



in Plutei of Echinus miliaris, 393 

 Oka, Asajiro, A Rare Salp, 261 

 Okada, \ aichiro, New Japanese Bryozoa, 



278 

 Okkelberg, P., Germ-cells of Brook 



Lamprey, 253 

 Olmbted, J. M. D., Influence of Nerve on 



Tastt -cells and Regeneration in 



Amiurus, 254 

 O'Neal, C. E., Microsporogenesis in 



Datura, 64 

 Oniscoidea, 45 

 Onychopiiora, West Australian, 181 



— Papil'ae and Ventral Cerebral Organ in, 



272 

 Oogenesis of Patella, 1 

 Ophryotrucha ptierilis. Larva of, 277 



