prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 Domain "Bacteria" Woese et al. 1990 Phylum "Acidobacteria" Thrash and Coates 2012 Class Acidobacteria Cavalier-Smith 2002 Order Acidobacteriales Cavalier-Smith 2002 [monotypic] Family Acidobacteriaceae Thrash and Coates 2012 Genus Acidipila Okamura et al. 2015