( 5 ) 



FAGB 



Cryptogamia Vascularia. 



luAcniLkS^jF.— Apical Growth of the Boot of Todea 839 



Brcchmaxn, H. — Frothallium of Lycopodium 839 



Galloway, D. H. — Spores of Lycopodiuin 839 



Cbozieb, A. A. — Node of Equisetum : SiO 



Huscineae. 



Sablon, Lecleeo Dtr — Development of the Sporangium of Frullania.. ., .. .. 840 



Bbeidleb, J., & G. Beck — Trochdbryum, a new genus of Mosses 841 



Algae. 



WiLLE, N. — Physiological Anatomy of AlgiB .. .. ,. 841 



MoBirs, M. — New Epiphytic Floridea 842 



BuFFHAM, T. H. — Conjugation of Mhabdonema arcuatum , 842 



Pbixz, W. — Sections of Biafoms from the Jutland " Cementstein" 843 



PiCCONE, A. — Phytophagous Fishes as Disseminators of Algaj 843 



Lichenes. 



FuiTFSTUCK, M. — Formation of Thalli on the Apothecia of Pdtidea aphthosa .. .. 843 



Fungi. 



WoBTMANN, J. — Thermotropism of the Boots of ^thaXtum septicum 844 



MoLLEB, H. — Plasmodiophora Alni ,. .. 844 



Fbaxk, B. — Nutrition of Trees hy means of Underground Fungi .. 844 



PoLECK — Composition and Spore-cultivation of Merulius lacrymans 845 



Habtig, R. — Germinaiion of the Spores of Merulius hicrymans.. .. 845 



FiscH, C. — New Chytridiacex 846 



BoKZi, A. — Nowakowskia, a new Genus of Clujtridiaceae ., ,. 846 



Ekikssos, J. — New Fungus-parasite on the Bone 847 



Heckel, E. — Mycological Monstrosities 847 



Cooke, M. C. — Some Bemarlcahle Moulds 848 



ScHLTZ — Pneumonomycosis of Birds .. .. 818 



Protophyta. 



Hansek, E. C. — Ferments .. .. 849 



BizzozEBO, G. — Microphytes of Normal Human Epidermis 849 



FiscH, C. — Systematic Position of the Bacteria 850 



BucHKEB, E. — Influence of Oxygen on Fermentatioii by Schizomycetea 850 



CiiEYKE, W. W., & E. Van Ebmengem — Cliolera Bacillus 850 



Koch, B. — Etiology of Tuberculosis 851 



IlArsER, G. — Development arul Pathogenous Properties of a Bacterium 852 



CoBNiL & Babes' "jBocferia" 853 



MICEOSCOPy. 



a. Instruments. Accessories, &c. 



Dzey' 8 Tvnn Microscope (Fi'^. ISO) 854 



KhKia's Mineralogical arul Petrological Microscojjes (FigB. 181-183) 856 



liv-iCHERT^H Mineralogical-Geological Microscope (Fig, 18i) 858 



^V Aims-W ALK Microscope (Fig. 185) 860 



^ciwkctCs Microscope with Screw Stage-Micrometer (Fig. 18G) 861 



JIaut, C. P. — Microtome-Microscope 861 



Dr F»scQ'f? Projection Microscope 861 



"'£yiw" SimpU Microscope (F\g. 181) 862 



LacbejiT'h Ajfparatut for registering Uie Curvature and Befraction of Lenses (Figs. 



188 and 180) 863 



Ci vsuhAcn'H Jmprrrved Olfjectives • 8G3 



Htodder, J. C. — Series of OJjjectives 8(J3 



N>! -ON", E. M. — Bight-angled Prism instead of a Plane Mirror 864 



I I K, H. Van — IJelol-Trouv€ apparatus for Electrical Illumination (Figs. 190-192) 864 



1'.\i:/jnval — JUuminatifm for Projection Microscopes 866 



Voiicii, C. M. — Lantern Transparencies 866 



l>U(;u()t!^jn(:Ah EUdrical Apparatus (FigB. 19^-207) 867 



UncXKUT), P. — Apparatus for iralching the plmnomcna Ifiut animals sutgected to greai 



pressure present (FigH. 208 uud 20'J ) 877 



