1. 1) Asai, T., Aida, K., Sugisaki, Z., and Yakeishi, N.,: J. Gen. Appl. Microbiol., 1, 330-341 (1955).
2. 2) International Bulletin of Bacteriological Nomenclature and Taxonomy, Iowa State College Press, Ames, Iowa, U.S.A., 4, Nos. 3-4, 141 (1954).
3. 3) Buchanan, R.E.,: Annual Review of Microbiology, 9, 11 (1955).
4. 4) Kluyver, A.J., and van Niel, C.B.,: Zentr. Bakt. Parasitenk., II Abt., 94, 369 (1936).
5. 5) Hitchner, E.R.,: Bergey's Manual of Determinative Bacteriology, 6th Ed., 101 (1948). This was reported in abstract form in 1943.