SEXUALITY IN BACTERIA II7 



(25) Morris, E. O. (19s ib) ibid. 49, 17s. 



(26) PuLVERTAFT, R.J. Y. (1950)]. (k'li. Microbiol. 4. xiv. 



(27) Prevot, a. R. (1953) Symp. Actino. Rome. vi. Int. Cong. Microbiol. 



(28) ScHAUDiNN, F. (1902) Arch. Proristcnk. 1. 306. 



(29) ScHAUDiNN, F. (1903) ibid. 2. 421. 



(30) Stanier, R. Y. (1942) Bact. Rev. 6. 143. 



(31) Stoughton, R. H. (1929) Proc. Roy. Soc. B. 105. 469. 



(32) Stoughton, R. H. (1932) ibid. in. 46. 



(33) TuFFERY, A. A. (1954) J. Gen. Microbiol. 10. 342. 



