GENERAL CHARACTERS OF SPIROCELETES. 



35 



by Gonder in Sp. hartmanni, the former by Martin in 

 the spirochaete of the horse and by Wenyon in that of 

 the mouse. Forked forms which are not infrequently 



Ji 



FIG. 29. FIG. 30. FIG. 31. FIG. 32. 



FIG. 29. Spirochaeta recurrentis (Sp. obermeieri); transverse 

 division. (Schellack.) 



FIG. 30. Longitudinal division of Spirochaeta pallida. (Krzys- 

 talowicz and Siedlecki.) 



FIG. 31. Spirochaeta pallida; multiple transverse fission. 

 (Krzystalowicz and Siedlecki.) 



FIG. 3 2 . Spirochaeta vesperuginis; transverse division. (Gonder.) 



FIG. 33. FIG. 34. 



FIG. 33. Spirochaeta gallinarum, longitudinal division: a, 

 First stage; b, second stage (transverse fission ?) ; c, daughter form 

 after division. (Prowazek.) 



FIG. 34. Spirochaeta obermeieri; filamentary forms in the bug. 

 (Klodnitzky.) 



observed are held to point to longitudinal division, 

 forms with attenuated central strand, to transverse 

 multiplication ; but the latter formation has been held by 



