INDEX 



527 



Limosus, B., 456 



Lintrathen, Loch of, bacteria in, 111, 



112 



Liodermos, B., 460 

 Liquefaciens, B., 461 

 Liquidus, B., 461 

 Litoralis, B., 455 

 Litoralis, Sarcina, 507 

 Loch Katrine, bacteria in, 110 

 multiplication of bacteria in 



water from, 230 

 Loch of Lintrathen, bacteria in, 



111, 112 



Lockjaw (see Tetanus) 

 London water supply, 119-142 



monthly reports on, 121- 



123 



Lucerne, Lake of, bacteria in, 110 

 Lutea, Sarcina, 506 

 Luteum, B., 444 

 Luteus, M., 499 

 Luteus, Diplococcus, 509 



Magenta stain for bacteria, 44 

 Magnesium oxide, agitation of 



water with, 200 

 Main river, bacteria in, 98 

 Malaria microbes and high tempe- 

 rature, 184 



Mallei B., vitality in water of, 325 

 growth on potatoes of, 24 

 Marburg well-water, bacteria in, 



104 



Marinum, Spirillum, 407 

 Marmot and cholera inoculations, 



282, 399 

 Marne, river, bacteria in, 91 



multiplication of, 226 

 Marsh-water, descriptions of bac- 

 teria isolated from, 448, 464, 

 465 



Massachusetts Board of Health, 

 sewage purification experiments, 

 159-167, 205-216 

 Megaterium, B., 418 

 Membranaceus amethystinus, B., 



474 



Merrimac river, bacteria in, 164 

 Mesentericus fuscus, B., 463 

 Mesentericus ruler, ., 462 

 Mesentericus vulgatus, B., 463 

 Methyl violet, 44 

 Methylene blue solution, 44 

 - Loffler's alkaline, 45 



Micrococci, action of light on, 337 



which liquefy gelatine, 398 



do not liquefy gelatine, 398 

 - found in water, 489-509 



pathogenic, found in water, 



398 

 Milk, sterilisation of, 3, 25 



filtration of, 5 



growth of B. typhosus and coli 

 communis in, 269 



Milk-serum, 5 



gelatinised, 13 



Miquel's method of water exami- 

 nation, 73-76 



Mirabilis, Streptococcus, 508 



Missouri river, sediment in, 189, 

 190 



Mordant used in staining flagella, 

 55 



' Moscliuspilz,' 519, 520 



Mud, sea, bacteria in, 114, 115 



Multipediculosus, B., 485 



Multiplication of micro-organisms, 

 103, 234, 235, 217-256 



water organisms in presence 

 of typhoid bacillus, 294 



cholera bacil- 

 lus, 301 

 Murisepticus, B., 428 



- vitality of, in water, 323 



and septicaemia, 258 

 Musco'ides, B., 484 

 Mycoides, B., 419 



Naegeli, culture solution, 26 

 Naples, Gulf of, bacteria in, 112- 



114 



Neva, river, bacteria in. 99 

 j New Kiver Company's filter-beds, 

 bacterial examination of, 139, 140 



reservoirs,. 188, 189 

 Nitrifying organisms, 233 

 Nubilus, B., 460 



Ochraceus, B., 445 



' Orange-red ' Water bacillus, 445 



Ourcq canal water, bacteria in, 91 



multiplication of, 226 

 Ouse, river, bacteria in, 100 



chemical analysis of water of, 

 118 



Ozone, action of, on bacteria in 

 water, 242 



