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Taxon: Order Methanosarcinales Boone et al. 2002 (prokaryote)

Entity:

Concise hierarchy

(Kingdom) Methanobacteriati - (Phylum) Methanobacteriota - (Class) Methanosarcinia

Subsequent positions

Methanomicrobia (Class) Garrity et al. 2005 nom. inval.

Ref: G.M. Garrity et al., 2005: 167, App. 2 (p. 207).

Original entries

Methanosaetaceae (Family) Boone et al. 2002 nom. illeg.

Current position

Methanosarcinia (Class) Chuvochina et al. 2024

Ref: LPSN, 2020-present: [20 Nov 2025]; LPSN[20 Nov 2025].

Alternative positions

Methanomicrobia (Class) Garrity et al. 2005 nom. inval.

Ref: J.P. Euzéby, 2016: [31 Aug 2017].

Historical positions

*Methanomicrobia* (Class) Garrity et al. 2005 nom. inval.	Ref: J.P. Euzéby, 2016: [31 Aug 2017].
*Methanomicrobia* (Class) Garrity et al. 2005 nom. inval.	Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 2).
*Methanomicrobia* (Class) Garrity et al. 2005 nom. inval.	Ref: G.M. Garrity et al., 2007: 18.
*Prokaryota* ([unranked])	Ref: 2002: 686. [validated name]

Number of Subtaxa

2026	Available in Systema Naturae 2000	6f;21g;39s
1989-present	Systema Naturae 2000: 20 Nov 2025	[6f;21g]
2016	J.P. Euzéby: [6 Sep 2017]	[3f;11g]
2007	G.M. Garrity et al.	[2f;10g;32s]

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Last updated: 28 Aug 2026