prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 Domain "Bacteria" Woese et al. 1990 Phylum "Proteobacteria" Garrity et al. 2005 see Superphylum Proteobacteria Craig et al. 2010 Class Deltaproteobacteria Kuever et al. 2006 Order Myxococcales Tchan et al. 1948 (Approved Lists 1980) Suborder Nannocystineae Reichenbach 2007 Family Nannocystaceae Reichenbach 2006 Genus Nannocystis Reichenbach 1970 (Approved Lists 1980)