676 



INDEX. 



i'.V E 



Lhwyd, Edward . . 259 



Library, Recent additions 



to ... 390 



ligula, Habrotrccha . . 90 



Live-box for observation of 



insects . . .313 



longitarsus, Acercus . .140 



longula, Habrotrocka . . 040 



.M 



maculata, Lagena . . 206 



Magnifying power of a mi- 

 croscope, Measuring the. 

 E. M. Nelson . .239 



of objectives. Initial mea- 



surement of. E. M. 



Nelson . . .295 



Marking an object slide for 



future reference . 311 



Measures, English metrical 

 table for the conversion 

 of . . . 424 



Merlin, A. A. C. Eliot, Se- 

 condary hairs on foot of 

 a Ceylon spider . . 252 



On the minimum visible 385 



Notes on diatom structure 577 

 Micrometric table . .541 

 Microscope construction, On. 



E. M. Nelson . . 96 



new model. W. Watson 



& Sons, Ltd. . . 108 



Microscopes, Binocular . 369 

 Minchin, E. A. Some de- 

 tails in the anatomy of 

 the rat-flea (Ccrato- 

 phyllus fasciatus . 441 



Minerals, Determination of, 

 by means of their optical 

 characters. J. W. 



Evans . . . 597 



Minimum visible, The 270, 385 

 "Mixon " reef, Selsey . 9 



Monera . . . .268 



Moraria arboricola sp. nov. 434 

 Mosses, Collecting . .521 



Preparation of slides . 523 



Notes on slides of 533, 581 

 munda, Habrotrocha . . 85 

 Murray, J. Gastrotricha . 211 



N 



Navicula rhomboides . 96, 315 



serians . . .329 



PAGE 



Nelson, B. M. A new low- 

 power condenser . 95 



On microscope construc- 



tion and the side screw 



fine adjustment . . 96 



Navicula rhomboides and 



allied forms . . 90 



Note on Pleurosigma an- 



gwlatum . . .98 



Actinocycliis Ralfsii and 



a coloured coma . 100 



On a new method of mea- 



suring the magnifying 

 power of a microscope 230 



An improved form of 



Cheshire's apertometer 281 



On the measurement of 



the initial magnifying 

 powers of objectives . 295 



Amphipleura Lindheimeri 3 1 5 



A new object-glass by 



Zeiss and a new method 



of illumination . .363 



A new low-power con- 



denser . . .367 



Binocular microscopes . 369 



Palaeozoic fungi . . 546 



Various insect structures 593 

 Nitzschia scalaris . . 330 

 Notices of Books : Marcus 



Hartog. Problems of 

 Life and Reproduction 101 



C. E. Heath. The Be- 



ginner's Guide to the 

 Microscope . . 102 



H. Lloyd Hind and W. 



Brough Randies. Hand- 

 book of Photomicro- 

 graphy . . . 339 



J. Cash and G. H. Wailes. 



British Freshwater 



Rhizopoda, vols, i.-iii. 

 (Ray Society) . . 643 



Nummulitic limestone . 9 



O 



Obituary Notices : 



Rt. Hon. Sir Ford 



North . . 258 



Dr. M. C. Cooke . . 422 



F. W. Millett . . 559 



Prof. E. A. Minchin . 669 



Object-glass by Zeiss, A new. 



E. M. Nelson . . 363 



A " new." J. W. 



Gordon . . .515 



