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ZOOLOGY AND BOTANY, MICROSCOPY, ETC. 
803 
found that tlio development of the micro-organisms was stopj)ed in 
from 4-10 hours. 
In another set of experiments screens were interposed between the 
cultivations and the light. These screens were composed of bichromate 
of potash, alum, fuchsin, gentian-violet, &c., in solution. 
A rthus, M. — Sur le ferment glycolytique. (On the Glycolytic Ferment.) 
Mem. Soc. Biol., 1891, pp. 65-71. 
Almquist, Ernst. — Pemphigus neonatorum , bacteriologiseh und epidemiologisch 
beleuchtet. (Pemphigus neonatorum , considered from the bacteriological and 
epidemiolrg cal points of view.) Zeitschr. f. Hygiene , X. p. 253. 
Fraenkel, C., u. R. Pfeiffer. — M ikrophotographischer Atlas der Bakterien- 
kunde. (Microphotographic Atlas of Bacteriology.) 
Berlin, 1891, Part 11, large 8vo (5 pis.). 
Freudenreich, E. de. — B e l’action bacterioide du lait. (On the Bactericidal 
Action of Milk.) Ann. Microgr., 1891, pp. 416-33. 
Fuller, P. — Bakteriologische TJntersuchung des Bodens in der Umgebung von 
Freiburg i. B. (Bacteriological Examination of the Soil in the Neighbourhood of 
Freiburg i. B.) Zeitschr. f. Hygiene , X. (1891) pp. 225-52. 
Gasperini, G. — Sopra una nuova specie appartenente al genere Strepiothrix Cohn. 
(On a new species of Streptothrix .) Pisa. 
H e n n i n g s, P. — Der Hausschwamm und die durch ihn und andere Pilze verursachte 
Zerstorung des Holzes. (Dry-rot and the Destruction of Wood caused by it and 
other Fungi.) Berlin, 1891, 8vo, 41 pp. 
ULL, G. S. — Ice-cream Poisoning. Med. News , 1891, No. 26, pp. 713-6. 
ayser, E. — Contribution a 1’ etude physiologique des levdres alcooliques du lac- 
tose. (Contribution to the Physiology of the Alcoholic Ferments of Lactose.) 
Ann. Inst. Pasteur , 1891, pp. 395-405. 
Lingelsheim, — v. — Experimentelle Untersuchungen tiber morphologische, 
culturelle and pathogene Eigenschaften verschiedener Streptococcen. (Experi- 
mental investigation upon the peculiarities in the Morphology, Cultivation, and 
Pathogenic Effects of various Streptococci.') Zeitschr. f. Hygiene, X. p. 331. 
Lortet, — . — Microbes pathogenes de la Mer morte. (Pathogenic Microbes of the 
Dead Sea.) Lyon Med., 1891, pp. 431-2. 
Mace, E. — Traite pratique de Bacteriologie. (Practical Treatise on Bacteriology.) 
Paris, 1891, 8vo, 200 tigs. 
Mannaberg, J. — Beitriige zur Morphologic und Biologie des Plasmodium malarias 
tertianas. (Contributions to the Morphology and Biology of the Plasmodium 
malarias tertianas.) Centrolbl. f. Klin. Med., 1891, No. 27. 
Mi quel, — . — Manuel pratique d’analyse bacteriologique des eaux. (Practical 
Manual for the Bacteriological Analysis of Waters.) Paris, 1891, 18mo. 
Mori, A. — Di alcuni micromiceti nuovi. (On some new Micromycetes.) 
Atti Soc. Natural. Modena , 1891, p. 78. 
Papuli, F. — Sul potere antisettico del salolo. (On the Antiseptic Power of 
Salol.) Eevista Clin, e Terap., 1890, p. 449. 
Pasquale, A. — Di un nuovo microorganismo piogeno (Diplococcus pyogenes). (On 
a new Pyogenic Micro-organism.) 
Giorn. Med. d. R. Esercito, Rome, 1890, pp. 1288-1302. 
Perdki'x, L. — Sur les fermentations produites par un microbe anaerobie de l’eau. 
(On Fermentations produced by an Anaerobic Microbe of Water.) 
Ann. Inst. Pasteur, 1891, pp. 287-311. 
Protopopoff, — .— Sur la question de la structure des Bacteries. (On the 
Structure of Bacteria.) Ann. Inst. Pasteur, 1891, pp. 332-6. 
Prudden, T. M. — Studies on the Action of dead Bacteria in the living body. 
New York Med. Journ., 1891, pp. 637-41. 
Salomon sen, C. J. — Technique elementaire de Bacteriologie. (Elementary 
Technique of Bacteriology.) Paris, 1891, 16mo. 
