Syntrophobacter pfennigii Wallrabenstein et al. 1996 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Desulfobacterota Waite et al. 2020 Syntrophobacteria Waite et al. 2020 Syntrophobacterales Kuever et al. 2006 emend. Waite et al. 2020 Syntrophobacteraceae Kuever et al. 2006 Syntrophobacter Boone and Bryant 1984 emend. Chen et al. 2005 Syntrophobacter pfennigii Wallrabenstein et al. 1996 Syntrophobacter Boone and Bryant 1984 emend. Chen et al. 2005 Syntrophobacter sulfatireducens Chen et al. 2005 Syntrophobacter fumaroxidans Harmsen et al. 1998 Syntrophobacter wolinii Boone and Bryant 1984 Syntrophobacter pfennigii Wallrabenstein et al. 1996 List Editor Validation List no. 58. Validation of the publication of new names and new combinations previously effectively published outside the IJSB. 1996 46 3 836 837 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-46-3-836 Harmsen H.J.M. Kengen H.M.P. Akkermans A.D.L. Stams A.J.M. Phylogenetic analysis of two syntrophic propionate-oxidizing bacteria in enrichment cultures. 1995 18 67 73 Systematic and Applied Microbiology Syst Appl Microbiol 0723-2020 Wallrabenstein C. Hauschild E. Schink B. Syntrophobacter pfennigii sp. nov., new syntrophically propionate-oxidizing anaerobe growing in pure culture with propionate and sulfate. 1995 164 346 352 Archives of Microbiology Arch Microbiol 0302-8933 1432-072X 10.1007/BF02529981