[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] 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 Syntrophobacteraceae Kuever et al. 2006 Genus Desulfacinum Rees et al. 1995 Desulfacinum infernum Rees et al. 1995