Leptothrix cholodnii Mulder and van Veen 1963 (Approved Lists 1980) emend. Spring et al. 1996 Skerman V.B.D. McGowan V. Sneath P.H.A. Approved Lists of Bacterial Names 1980 30 1 225 420 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-30-1-225 Spring et al. 1996 asserts that this culture was lost.