prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 stat. inval. Domain "Bacteria" Woese et al. 1990 stat. inval. see Domain Bacteria Woese et al. 2024 Phylum "Proteobacteria" Garrity et al. 2005 stat. inval. see Phylum Pseudomonadota Garrity et al. 2021 Class Deltaproteobacteria Kuever et al. 2006 Order Syntrophobacterales Kuever et al. 2006 Family Syntrophaceae Kuever et al. 2006 1 Genus Desulfobacca Oude Elferink et al. 1999 2 Genus Desulfomonile DeWeerd et al. 1991 3 Genus Smithella Liu et al. 1999 4 Genus Syntrophus Mountfort et al. 1984