[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum "Bacteroidetes" Garrity and Holt 2001 see Phylum Bacteroidetes Krieg et al. 2012
       Class "Sphingobacteria" see Class Sphingobacteriia Kämpfer 2012
         Order "Sphingobacteriales" Kämpfer, 2012 see Order Sphingobacteriales Kämpfer 2012
           Family "Flexibacteraceae" see Family Cytophagaceae Stanier 1940 (Approved Lists 1980)
             01 Genus Flexibacter Soriano 1945 (Approved Lists 1980)
             02 Genus Adhaeribacter Rickard et al. 2005
             03 Genus Aquiflexum Brettar et al. 2004
             04 Genus Aquimarina Nedashkovskaya et al. 2005
             04.0.1 Genus Stanierella Nedashkovskaya et al. 2005 see Genus Aquimarina Nedashkovskaya et al. 2005
             04.0.2 Genus Gaetbulimicrobium Yoon et al. 2006 see Genus Aquimarina Nedashkovskaya et al. 2005
             05 Genus Arcicella Nikitin et al. 2004
             06 Genus Belliella Brettar et al. 2004
             07 Genus Chimaereicella Tiago et al. 2006 see Genus Algoriphagus Bowman et al. 2003
             08 Genus "Cardinium"
             09 Genus Cyclobacterium Raj and Maloy 1990
             10 Genus Cytophaga Winogradsky 1929 (Approved Lists 1980)
             11 Genus Dyadobacter Chelius and Triplett 2000
             12 Genus Echinicola Nedashkovskaya et al. 2006
             13 Genus Effluviibacter Suresh et al. 2006 see Genus Pontibacter Nedashkovskaya et al. 2005
             14 Genus Emticicia Saha and Chakrabarti 2006
             15 Genus Fabibacter Lau et al. 2006
             16 Genus Flectobacillus Larkin et al. 1977 (Approved Lists 1980)
             17 Genus Hongiella Yi and Chun 2004 see Genus Algoriphagus Bowman et al. 2003
             18 Genus Hymenobacter Hirsch et al. 1999
             19 Genus Larkinella Vancanneyt et al. 2006
             20 Genus Leadbetterella Weon et al. 2005
             21 Genus Leeuwenhoekiella Nedashkovskaya et al. 2005
             22 Genus Meniscus Irgens 1977 (Approved Lists 1980)
             23 Genus Microscilla Pringsheim 1951 (Approved Lists 1980)
             24 Genus Niastella Weon et al. 2006
             25 Genus Reichenbachiella Nedashkovskaya et al. 2005
             25.0 Genus Reichenbachia Nedashkovskaya et al. 2003 see Genus Reichenbachiella Nedashkovskaya et al. 2005
             26 Genus Roseivirga Nedashkovskaya et al. 2005
             26.0 Genus Marinicola Yoon et al. 2005 see Genus Roseivirga Nedashkovskaya et al. 2005
             27 Genus Runella Larkin and Williams 1978 (Approved Lists 1980)
             28 Genus Spirosoma Migula 1894 (Approved Lists 1980)
             29 Genus Sporocytophaga Stanier 1940 (Approved Lists 1980)