prokaryotes - bacteria see Domain Bacteria Woese et al. 1990
   Domain "Bacteria" Woese et al. 1990
     Phylum "Actinobacteria" Garrity and Holt 2001
       Class Rubrobacteria Suzuki 2013
         Order Solirubrobacterales Reddy and Garcia-Pichel 2009
           Family Conexibacteraceae Stackebrandt 2005 [monotypic]
             Genus Conexibacter Monciardini et al. 2003