Terrabacteria
Terrabacteria (a terra) sunt taxon cui sunt duae fere partes (6157 species) specierum prokaryotorum, inter quas bacteria in phylis gram-positivis (Actinobacteria et Firmicutes) ac phyla Cyanobacteria, Chloroflexi, et Deinococcus-Thermus.

Arbor 
Arbor cladistica:

Notae 

Bacteria
Taxa Battistuzzi
Taxa 2004