XXIV CONTENTS. 



Mycetozoa. 



PACK 



Lister, G. — Shrewsbury Myceiozoa 75 



„ — Haunts of the Mijceiozoa 75 



„ — Mycetozoa in Britain 75 



Ross, Joseph — Mycetozoa of Chingford District 75 



Lister, Gl'LIelma — Mycetozoa found during the Selhy Foray 291 



Beardslee. H. C. — Michigan Colleclion of Myxomycetes 291 



Patouillakd, N. — Mijxomycete from Madagascar 291 



Briosi, Giovanni — Study of Plasmodiophora Brassicx 292 



MEYiiAN. Ch. — Notes on Species of Myxomycetes 383 



Schizophy ta. 



Schizomycetes. 



Haughwont, Frank G. — Infections with Cocridium and Isonpora in Animals in the 



Philippine Islands, and their possible Cliniral Significance {F\gs. 1-5) .. .. 292 



DoNCASTER, L. — Mutation in Bacteria 293 



Reinking, Otto A. — Philippine Economic Plant Diseases 293 



Cedercretjtz, Axel — All Dead Bacteria are not Ag-positice 293 



Bullock, W. E., & W. Cramer — On a New factor in the Mechanism of Bacterial 



Infection 294 



Mello, Froilano de, & J. F. 8t. Antonio Fernandes — Revision des Champignons 



A'ppartcnant au Genre Ndcardia 294 



MICKOSCOPY. 



A. Instruments, Accessories, etc. 



(3) Illuminating' and other Apparatus. 



Strutt, R. J. — The Light scattered by Gases ■ its Polarization and Intensity .. 76 

 Lambp:rt & OTHERS — Opacimeter for Standardizing Bacterial Emulsions (Fig.) .. 295 



(5") Microscopical Optics and Manipulation. 

 National Physical Laboratort — Report for the Year 1917 -^9] S 77 



B. Technique. 



(3) Cutting, includiner Embedding and Microtomes. 

 Goo-DSJ-EEDjT.U.— Modification of Hand Microtome (^l ^g.) .. 78 



* (4) Staining and Injecting:. 



Arnaud, Roger — Note on the New Rapid Staining of Blood and Parasites in 



Films 



297 



