prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 Status: extant Domain "Bacteria" Woese et al. 1990 Status: extant Phylum "Acidobacteria" Thrash and Coates 2012 Status: extant Class Acidobacteria Cavalier-Smith 2002 Status: extant Order Acidobacteriales Cavalier-Smith 2002 [monotypic] Status: extant 1 Family Acidobacteriaceae Thrash and Coates 2012 Status: extant