Eukaryotes (190)

 Prokaryotes (2471)

   Bacteria (2318)

     Gammaproteobacteria (497)

     Betaproteobacteria (145)

     Epsilonproteobacteria (90)

     Deltaproteobacteria (57)

     Alphaproteobacteria (238)

     Other proteobacteria (1)

     Chrysiogenetes (1)

     Firmicutes (520)

     Tenericutes (70)

     Actinobacteria (261)

     Chlamydiae (89)

     Spirochaetes (54)

     Acidobacteria (8)

     Bacteroidetes (94)

     Fibrobacteres (2)

     Fusobacteria (5)

     Verrucomicrobia (4)

     Gemmatimonadetes (1)

     Planctomycetes (7)

     Elusimicrobia (2)

     Synergistetes (5)

     Cyanobacteria (73)

       Synechocystis (6)

       Synechococcus (13)

       Thermosynechococcus (1)

       Microcystis (1)

       Cyanothece (6)

       Acaryochloris (1)

       Cyanobium (1)

       Cyanobacterium (2)

       Dactylococcopsis (1)

       Halothece (1)

       Gloeocapsa (1)

       Chamaesiphon (1)

       Unclassified Chroococcales (1)

       Gloeobacter (1)

       Nostoc (7)

       Trichormus (1)

       Cylindrospermum (1)

       Calothrix (2)

       Rivularia (1)

       Prochlorococcus (12)

       Trichodesmium (1)

       Leptolyngbya (1)

       Geitlerinema (1)

       Oscillatoria (2)

       Pseudanabaena (1)

       Crinalium (1)

       Microcoleus (1)

       Arthrospira (1)

       Chroococcidiopsis (1)

       Pleurocapsa (1)

       Stanieria (1)

     Green sulfur bacteria (13)

     Green nonsulfur bacteria (18)

     Deinococcus-Thermus (20)

     Hyperthermophilic bacteria (42)

     Unknown division (1)

   Archaea (153)