PLATE XLIX 



Fig. I. — Young surface colonies of Bacterium lachrymans on agar poured plate, 

 showing opaque center and lines radiating into the thinner margin. X 14. 



Fig. 2. — Svu-face colonies of Bad. lachrymans on gelatin poured plate. Photo- 

 graphed to show characteristic margin. X 14. 



Fig. 3. — Gelatin stab culture of Bact. lachrymans, kept at 20° C. and photographed 

 at the end of 12 days. Liquefaction confined to the top, but a discrete growth along 

 the line of the stab nearly to the bottom of the tube. 



