Chromatium
(tree size 15)
Allochromatium
(tree size 6)
Nitrosococcus
(tree size 3)
Lamprocystis
(tree size 2)
Thiocapsa
(tree size 11)
Thiodictyon
(tree size 4)
Thiospirillum
(tree size 1)
Thiorhodovibrio
(tree size 1)
Rheinheimera
(tree size 23)
Amoebobacter
(tree size 4)
Thiopedia
(tree size 5)
Thiocystis
(tree size 6)
Marichromatium
(tree size 6)
Rhabdochromatium
(tree size 1)
Thermochromatium
(tree size 1)
Thiobaca
(tree size 1)
Thiohalocapsa
(tree size 2)
Thiolamprovum
(tree size 1)
Thiophaeococcus
(tree size 2)
Thiorhodococcus
(tree size 9)
Arsukibacterium
(tree size 2)
Isochromatium
(tree size 1)
Lamprobacter
(tree size 1)
Phaeobacterium
(tree size 1)
Phaeochromatium
(tree size 1)
Thioalkalicoccus
(tree size 1)
Thiococcus
(tree size 1)
Thioflavicoccus
(tree size 1)
Imhoffiella
(tree size 2)
Pfennigia
(tree size 1)
Pararheinheimera
(tree size 8)
Rhododictyon