638 BACTERIA 1N WATER. 
centimetre, and the mud from the bottom 245,000 ; at 100 metres the 
water contained 10 and the mud 200,000 per cubic centimetre ; at 
500 metres the water contained 22 and the mud 12,500 per -cubic 
centimetre ; at 1,100 metres the mud contained 24,000. 
The following new species were obtained by Russell from the 
source mentioned: Bacillus thalassophilus, Cladothrix intricata, 
Bacillus granulosus, Bacillus limosus, Spirillum marinum, Bacillus 
litoralis, Bacillus halophilus. 
The bacterial flora of fresh and sea water is very extensive, as 
will be seen by the following list of species which have been described 
by various bacteriologists who have given their attention to its 
study : 
NON-PATHOGENIC MICROCOCCI. 
Micrococcus aurantiacus (Cohn), Micrococcus luteus (Cohn), Micrococcus 
violaceus (Cohn), Micrococcus flavus liquefaciens (Fltigge), Micrococcus fla- 
vus desidens (Fliigge), Micrococcus radiatus (Fliigge), Micrococcus cinnaba- 
reus (Fliigge), Micrococcus flavus tardigradus (Fliigge), Micrococcus versi- 
color (Fliigge), Micrococcus agilis (Ali-Cohen), Micrococcus fuscus (Maschek), 
Diplococcus luteus (Adametz), Pediococeus albus (Lindner), Micrococcus 
cerasinus siccus (List), Micrococcus citreus (List), Micrococcus aquatilis 
(Bolton), Micrococcus fervidosus (Adametz), Micrococcus plumosus (Brauti- 
gam), Micrococcus viticulosus (Katz), Micrococcus cremoides (Zimmermann), 
Micrococcus carneus (Zimmermann), Micrococcus concentricus (Zimmer- 
mann), Micrococcus rosettaceus (Zimmermann), Micrococcus ureze (Pasteur), 
Weisser Streptococcus (Maschek), Wurmformiger Streptococcus (Maschek), 
Micrococcus aérogenes (Miller), Sarcina alba, Sarcina candida (Reinke), 
Sarcina lutea. 
PATHOGENIC MICROCOCCI. 
Staphylococcus pyogenes aureus (Rosenbach), Micrococcus of Heyden- 
reich—‘‘ Micrococcus Biskra.” 
NON-PATHOGENIC BACILLI. 
Bacillus arborescens (Frankland), Bacillus viscosus (Frankland), Bacil- 
lus aquatilis (Frankland), Bacillus liquidus (Frankland), Bacillus nubilis 
(Frankland), Bacillus vermicularis (Frankland), Bacillus aurantiacus 
(Frankland), Bacillus eceruleus (Smith), Bacillus glaucus (Maschek), Bacil- 
lus albus putidus (Maschek), Bacillus fluorescens liquefaciens, Bacillus fluo- 
rescens nivalis (Schmolck), Bacillus lividus (Plagge and Proskauer), Bacil- 
lus rubidus (Eisenberg), Bacillus sulfureum_(Holschewnikoff), Bacillus 
violaceus, Bacillus gasoformans (Hisenberg), Bacillus liquefaciens (Hisen- 
berg), Bacillus phosphorescens indicus (Fischer), Bacillus phosphorescens 
indigenus (Fischer), Bacillus phosphorescens gelidus (Katz), Bacillus sma- 
ragdino-phosphoresceus (Katz), Bacillus argenteo-phosphorescens Nos. I., 
II., and III. (Katz), Bacillus cyaneo-phosphorescens (Katz), Bacillus ar- 
genteo-phosphorescens liquefaciens (Katz), Bacillus ramosus, Bacillus sub- 
tilis (Ehrenberg), Proteus sulfureus (Lindenborn), Bacillus aureus (Ada- 
metz), Bacillus brunneus (Adametz), Bacillus flavocoriaceus (Adametz), 
Bacillus fluorescens non-liquefaciens, Bacillus latericeus (Adametz), Bacillus 
stolonatus (Adametz), Bacillus berolinensis indicus (Classen), Bacillus ery- 
throsporus (Eidam), Bacillus luteus (List), Bacillus aquatilis suleatus Nos. 
1, 2, 8, 4, and 5 (Weichselbaum), Bacillus albus (Eisenberg), Bacillus multi- 
pediculosus(Fliigge), Bacillus Ziirnianum (List), Bacillus fulvus (Zimmer- 
mann), Bacillus helvolus (Zimmermann), Bacillus ochraceus (Zimmer- 
