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Informal group: Subgroup II (prokaryote)
 Entity: 

Concise hierarchy

(Domain) Bacteria - (Phylum) Cyanobacteria - (Class) Cyanobacteria

Current position

IV (Subsection) Ref: G.M. Garrity & J.G. Holt, 2001a: 157.

Historical positions

IV (Subsection) Ref: G.M. Garrity & J.G. Holt, 2001a: 157.

Number of Subtaxa

1989-present Systema Naturae 2000 3g
2001a G.M. Garrity & J.G. Holt: 157 [3g]
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Last updated: 28 Aug 2026