INDEX. 
849 
Nerves, Degeneration and Regeneration of 
Injured Peripheral, 26 
, Development of Optic, of Vertebrates, 
19 
, Neuroglia-cells in Peripheral, 462 
of Spondylus gcederopus , Ocular, 464 
Nervous System, Central, of Salpa, 167 
, Development of Elements, 18 
in Embryos of Distaplia , 465 
of Heart of Crab, 326 
• Lamellibranchs and Gastropods, 
728 
Mvriopoda, Functions of, 624 
, Supporting Tissue of, 475 
Tissue, Development, 725 
, Rapid Staining by the 
Weigert-Pal and Iron Chloride Methods, 
409 
Tissues of Invertebrates, 162 
Nest of Formica rufa , 623 
Nestler, A., Floating-apparatus of Fruit of 
Proteaceae, 754 
, Leaves of Ranunculaceae, 754 
Nests, Ants’, 469 
Neumann, L. G., Report on Animal Para- 
sites, 162 
Neuroglia, New Staining Method for, 565 
— — -cells in Peripheral Nerves, 462 
Neuro-hypophysial System of Tunicates, 
732 
Neusina Agassizi, 199 
Newdigate, C. A., Pistillody of Male Cat- 
kins of Hazel, 353 
Newell, J. H., Cross and Self-pollination, 
502 
New England, Balanoglossus and Tornaria 
of, 192 
, Dinophilidse of, 478 
, Marine Nemerteans of, 478 
, Planarians of, 477 
New Guinea, German, Algae of, 218 
Newstead, A. H. L., Perivisceral Cavity of 
Ciona, 619 
New Zealand, Land and Fresh-water 
Mollusca of, 615 
Nias, J. B., Development of Continental 
Form of Microscope Stand, 573, 596 
Nickerson, W. S., Development of Scales 
of Lepidosteus, 725 
Nicolle, — Bacillus of Soft Chancre, 
375 
• , Staining Micro-organisms which 
will not colour by Gram’s Method, 409 
Nicolle, M., Staining Properties of Oxy- 
chloride of Ammoniacal Ruthenium, 565 
Nitophyllum , Callosities of, 361 
Nitrates, Formation, 506 
, Reduction by Plants, 214 
Nitrogen, Atmospheric, Absorption by 
Microbes, 357 
, Free, Fixation by Plants, 357 
, , Mode of Absorption by Legu- 
minosm, 68 
Noack, F., Mucilage-threads in Intercel- 
lular Spaces of Roots of Orchidese, 348 
Nobbe, H. F., Root-tubercles of Elxagnus 
and of Leguminosse, 209, 655 
, N., Spread of Leguminosse-Bacteria 
in Soil, 686 
Nodosaria bambusa, 591 
— — communis , 590 
consobrina, 588 
costellata, 590 
cylindracea, 585 
cylindroides , 589 
expansa, 586 
farcimen, 587 
Fontannesi, 593 
gracilis , 587 
humilis, 585 
humulifera , 589 
hispida , 591 
inflata , 594 
intercellularis, 591 
internotata, 592 
legumen, 589 
Lorneiana , 588 
mucronata , 590 
mutabilis, 585 
obscura, 593 
oligostegia , 586 
orthopleura, 595 
pauperata , 588 
paupercula, 593 
perpusilla, 591 
prismatica, 594 
radicula var. Jonesi, 586 
raristriata, 591 
sceptrum, 592 
soluta, 587 
var. discrepans, 587 
pulchella, 587 
tenuicosta, 594 
tetragona , 595 
tubifera , 592 
xiphioides, 589 
zippei, 593 
Noelle, A. O., Structure of Runners and 
Stolons, 654 
Noll, F., Apparatus for Observing Move- 
ments in Plants, 714 
, Demonstrating Pigment of Floridese, 
569 
, Demonstration of Heliotropism, 569 
, Hermaphrodite Flowers in Larch, 
657 
, Heterogenous Induction, 358 
, Torsions in Growth of Leaves and 
Flowers, 354 
Nomenclature, Biological, 311 
North America, Planarians and Nemer- 
teans of, 741 
Carolina, Polychseta of, 631 
Norway, Helminthology of West Coast, 742 
Norwegian Pennatulida, 488 
Nose, Development, 722 
