prokaryotes - bacteria see Domain Bacteria Woese et al. 1990
   Domain "Bacteria" Woese et al. 1990
     Phylum "Chlorobi" Iino et al. 2010
       Class Chlorobea Cavalier-Smith 2002 [monotypic]
         Order Chlorobiales Gibbons and Murray 1978 (Approved Lists 1980) [monotypic]
           1 Family Chlorobiaceae Copeland 1956 (Approved Lists 1980)