174 



SULPHUR BACTERIA 



Lamfrocystis gelatinosa (Miyoshi), Migula. 



Literature. — As for preceding. 



Named Thioderma gelatinosa by Miyoshi. Spherical- 

 ellipsoidal cells, 7/x X 5/x. Light violet in colour with covering 

 of slime loosely surrounding the family. 



Habitat. — Sulphur springs in Japan. 



Fig. 49. — Lamprocystis. A. Zoogl. of L. roseo-persic ; B. same 3 weeks 

 later; C. same after i month, x 1000. 



Lamprocystis rubra (Miyoshi), Migula. 

 Literature. — As for L. violacea. 



Named Thioderma ruhrum by Miyoshi. Ellipsoidal 

 cells, 4ju, X 2ju,. Light red in colour and surrounded by 



