Bacterial phyla Bergey's Manual of Systematic Bacteriology Eobacteria Branching order of bacterial phyla (Gupta, 2001) Spirosomaceae Branching order of bacterial phyla (Ciccarelli et al., 2006) Pelobacteraceae Modulibacteria Desulfococcaceae Branching order of bacterial phyla (Woese, 1987) Hydrobacteria Arenimicrobiaceae Lentimonas Thermosediminibacterales Desulfonatronovibrionaceae Geobacterales Branching order of bacterial phyla (Cavalier-Smith, 2002) Non-motile bacteria Adhaeretor PVC superphylum Sedimentisphaeraceae Ureaplasma loridis Atribacter Absiella Sedimentisphaerales Natranaerofaba Thermoguttaceae …

Desulfosarcinaceae Cesiribacteraceae Bacteroides ureolyticus Dictyoglomus thermophilum Natranaerobiales Thermodesulfobiaceae Mariniluteicoccus Desulfohalobium Wolinella Negativicoccus Brevitalea Propionicimonas Kryptonia Frankiales Quinella (bacterium) Sporichthyaceae Raineya orbicola Epidermidibacterium keratini Anaerohalosphaera Halarsenatibacter Branching order of bacterial phyla (Battistuzzi et al., 2004) Fermentibacteria Gracilibacteria Eurybacteria Berkelbacteria Numidum Faecalibaculum Aquifex Halobacteroides Zavarzinella Natranaerobius Thiotrichales Seinonella Cetobacterium Rariglobus Brevifollis Dethiobacter Coprothermob

acter Blastocatella Brachyspiraceae Bernardetiaceae Anaerospora Ornatilinea Microscillaceae Nibricoccus Desulfoconvexum Caloribacterium Thermodesulfobium Anaeroglobus Thermoflavimicrobium Geovibrio Simkania Holophagaceae Sneathia Pyramidobacter Coriobacterium Lebetimonas Persicobacteraceae Desulfovirgula Borreliaceae Geobacter argillaceus Denitrovibrio Geobacter lovleyi Bryocella Dendrosporobacter Diplocalyx Singulisphaera Lactivibrio Desulfofrigus Dehalobacter Caldanaerovirga Silvanigrellales Syntrophales Orbales Katanobacteria Geminisphaera Chlorobaculum tepidum Asaccharobacter Ammonifex Bdellovibrionota Peptostreptococcus Thermolithobacteria Cerasi