( 4 ) 



Keoobd op Current Eesbarohes, Ac. — continued. 



PAOB 



Infection of Puccinia Malvacearum 994 



Alternation of Generations in Gymnosporangium 995 



Conidial Apparatus of Pleurotus ostreatus 996 



Plychogaster albus, Cord., a Form of a Polyporiis ., . . 996 



Synchytrium parasitic upon Dryaa 996 



New Vine-disease 997 



Clover-disease in Sweden 997 



Salmon Disease 997 



Biology of the Schizomycetea 998 



Influence of Schizomycetes on the Development of Yeast 1000 



New Microscopic Schizomycetes .. .. .. .. .. 1001 



Social Bacteria 1001 



Development and Fermenting Power of Bacteria , . . . 1005 



Effect of Putrefactive Changes on Bacteria 1006 



Theory of Virulent Diseases and the '^ Fowl-Cholera" 1006 



Fowl-Cholera and " Sleep Disease" 1012 



Fowl- Cholera and Anthrax 1013 



Etiology of Anthrax 1013 



Anthrax^— Its Spread and Prevention .. 1015 



Immunity from Anthrax obtained hy Inoculation 1016 



Identity of Bacillus anthracis and Ray-Bacillus 1018 



Bacteria in Ear-disease, &c .. 1020 



^^Hysterophymes" of Starch and Fat 1020 



Carpozyma, the Ferment of Wine 1020 



Morphology of Lichens : Endophloeal Species of Polyblastia ; Epiphora ; 



Magmopsis 1021 



Application of Pringsheim^s Researches on Chlorophyll to the Life of the 



Lichen 1022 



AgardKs ' Morphologia Floridearum' 1022 



Oxyglossum, a new Genus of Laminariaceas ., 1022 



New Endophytic Alga 1023 



New Genus of Oscillatorieie .. .. 1023 



Change of Colour in OsciHatorieas 1023 



Cell-division in Conferva and (Edogonium 1024 



Incrusted Filaments of Conferva • 1024 



Germination of the Zoospores of (Edogonium 1025 



Codiolum gregarium, A. Br 1026 



Algse from the Amazons 1026 



Fossil Diatoms 1026 



Dimystax Perrieri, new Ciliated Organism containing Chlorophyll .. .. 1026 



MicBOScopy, &c. 



Permanent Microscopical Preparations of Amphibian Blood 1028 



Preparing and Mounting Wings of Micro-Lepidoptera 1029 



Microscopical Investigation of Wood 1030 



Permanent Preparations of Plasmodium 1030 



Preparation of Green Algm 1031 



Slides from the Naples Zoological Station 1031 



^eroscqpe« (Figs. 105 and 106) 1032 



Microscopical Appearance of the Valves of Diatoms (¥ig, 107) , 10:^3 



Cleaning Diatoms with Soap 1034 



Separation of Heavy Microscopic Minerals 1034 



Pearson-Teesdale Microtome (Figa. lOS &nd lOd) 1034 



Hailes' Poly-microtome (FigB. 110 aad 111) 1036 



Salicylic Acid as a Preservative 1037 



Dry "■ Mounts" for the Microscope 1038 



Wax Cells 1039 



Improvement in Making Wax Cells 1040 



Atwood's Rubber CeU (Fig. 112) 1041 



Parhes's Frog-plate (Fig. 113) 1041 



Sternberg's Cultwre-celllFig. lU) 1042 



Apertures exceeding 180° in Air 1043 



Visibility of Minute Objects — New Medium for Mounting (Monohromido 



of Naphthaline) 1043 



