जीवाणु

Bacteria; सामयिक शृङ्खला: Archean or earlier – Recent Pha. Proterozoic Archean Had.
	Scanning electron micrograph of Escherichia coli bacilli
वैज्ञानिक वर्गीकरण
जगत:	Bacteria; Woese et al., 1990
Phyla
	Gram positive / no outer membrane; Actinobacteria (high-G+C); Firmicutes (low-G+C); Tenericutes (no wall) Gram negative / outer membrane present; Aquificae; Bacteroidetes/Fibrobacteres–Chlorobi (FCB group); Deinococcus-Thermus; Fusobacteria; Gemmatimonadetes; Nitrospirae; Planctomycetes–Verrucomicrobia/Chlamydiae (PVC group); Proteobacteria; Spirochaetes; Synergistetes Unknown / ungrouped; Acidobacteria; Chloroflexi; Chrysiogenetes; Cyanobacteria; Deferribacteres; Dictyoglomi; Thermodesulfobacteria; Thermotogae
पर्याय
	Eubacteria Woese & Fox, 1977

ब्याक्टेरिया (एक वचन: ब्याक्टेरियम) धेरै किसिमका एककोषीय जीवहरूको समूह हो।

सन्दर्भ सामग्रीहरू

Bacteria सामयिक शृङ्खला: Archean or earlier – Recent Pha. Proterozoic Archean Had.

Scanning electron micrograph of Escherichia coli bacilli
वैज्ञानिक वर्गीकरण
जगत:	Bacteria Woese et al., 1990^[१]
Phyla^[२]
Gram positive / no outer membrane Actinobacteria (high-G+C) Firmicutes (low-G+C) Tenericutes (no wall) Gram negative / outer membrane present Aquificae Bacteroidetes/Fibrobacteres–Chlorobi (FCB group) Deinococcus-Thermus Fusobacteria Gemmatimonadetes Nitrospirae Planctomycetes–Verrucomicrobia/Chlamydiae (PVC group) Proteobacteria Spirochaetes Synergistetes Unknown / ungrouped Acidobacteria Chloroflexi Chrysiogenetes Cyanobacteria Deferribacteres Dictyoglomi Thermodesulfobacteria Thermotogae
पर्याय
Eubacteria Woese & Fox, 1977^[३]