Alcaligenes faecalis faecalis Castellani and Chalmers 1919 (Approved Lists 1980) Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Proteobacteria (sic) Garrity et al. 2021 Pseudomonadota corrig. Garrity et al. 2021 Alphaproteobacteriota (sic) Garrity et al. 2021 Betaproteobacteria Garrity et al. 2006 emend. Boden et al. 2017 Burkholderiales Garrity et al. 2006 Alcaligenaceae De Ley et al. 1986 Alcaligenes Castellani and Chalmers 1919 (Approved Lists 1980) Alcaligenes faecalis Castellani and Chalmers 1919 (Approved Lists 1980) emend. Rehfuss and Urban 2005 Alcaligenes faecalis faecalis Castellani and Chalmers 1919 (Approved Lists 1980) Alcaligenes faecalis Castellani and Chalmers 1919 (Approved Lists 1980) emend. Rehfuss and Urban 2005 Alcaligenes faecalis homari Austin et al. 1981 Alcaligenes faecalis parafaecalis Schroll et al. 2001 Alcaligenes faecalis phenolicus Rehfuss and Urban 2006 Alcaligenes faecalis Castellani and Chalmers 1919 (Approved Lists 1980) emend. Rehfuss and Urban 2005 Alcaligenes faecalis faecalis Castellani and Chalmers 1919 (Approved Lists 1980) 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 Rehfuss M. Urban J. Alcaligenes faecalis subsp. phenolicus subsp. nov. a phenol-degrading, denitrifying bacterium isolated from a graywater bioprocessor. 2005 28 421 429 Systematic and Applied Microbiology Syst Appl Microbiol 0723-2020 10.1016/j.syapm.2005.03.003 16094869 Castellani A. Chalmers A.J. Genus Alcaligenes Castellani and Chalmers, 1918 1919 3 936 Manual of Tropical Medicine Williams, Wood and Co. New York