prokaryotes - bacteria see Domain Bacteria Woese et al. 1990
   Domain "Bacteria" Woese et al. 1990
     Phylum "Acidobacteria" Thrash and Coates 2012
       Class Blastocatellia Pascual et al. 2016
         1 Order Blastocatellales Pascual et al. 2016 [monotypic]
         2 Genus Pyrinomonas Crowe et al. 2014, incertae sedis