Order Methylococcales

Name: Methylococcales Bowman 2005

Category: Order

Proposed as: ord. nov.

Etymology: Me.thy.lo.coc.ca’les. N.L. masc. n. Methylococcus, type genus of the order; L. fem. pl. n. suff. -ales, ending to denote an order; N.L. fem. pl. n. Methylococcales, the Methylococcus order

Pronunciation (Latin), gender: me-t^hy-lo-kok-KA-les, feminine

Type genus: Methylococcus Foster and Davis 1966 (Approved Lists 1980)

Effective publication: Bowman JP. Order VII. Methylococcales ord. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 248-252. 🇺🇸

IJSEM list: Euzeby JP. Validation list no. 106. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2005; 55:2235-2238.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Notes:
- 🧒 Brenner et al. (2005) assigned the genus Methylococcus Foster and Davis 1966 (Approved Lists 1980) to this order. Publication: Bowman JP. Order VII. Methylococcales ord. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 248-252. 🇺🇸
- 🧒 Orata et al. (2018) assigned the genus Methylotuvimicrobium Orata et al. 2019 to this order. Publication: Orata FD, Meier-Kolthoff JP, Sauvageau D, Stein LY. Phylogenomic Analysis of the Gammaproteobacterial Methanotrophs (Order Methylococcales) Calls for the Reclassification of Members at the Genus and Species Levels. Front Microbiol 2018; 9:3162. 🇨🇦
- 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Methyloccocales".
- 🧬 The phylogenomic assignment score of this taxon is -0.00043 (N = 1).
- 🎰 The BRCs most frequently used for deposits in this group are: DSM: 32; ATCC: 25; NCIMB: 24; JCM: 22; VKM: 20; KCTC: 9; LMG: 9; NBRC: 6; MCC: 4; UQM: 3.
- 🧍 A genome-scale phylogenetic analysis of the order Methylococcales was conducted by Orata et al. (2018). Publication: Orata FD, Meier-Kolthoff JP, Sauvageau D, Stein LY. Phylogenomic Analysis of the Gammaproteobacterial Methanotrophs (Order Methylococcales) Calls for the Reclassification of Members at the Genus and Species Levels. Front Microbiol 2018; 9:3162. 🇨🇦

Subdivision:

Number of child taxa with a validly published and correct name: 3
Number of child taxa with a validly published name, including synonyms: 3
Total number of child taxa: 6

Child taxa:

Name	Nomenclatural status	Taxonomic status
Crenotrichaceae Hansgirg 1888 (Approved Lists 1980)	validly published under the ICNP	correct name
Methylococcaceae Whittenbury and Krieg 1984	validly published under the ICNP	correct name
[Methylococcales, not assigned to family]	artificial parent node of taxa incertae sedis
"Methylomonadaceae" Leadbetter 1974	not validly published	synonym
Methylothermaceae Hirayama et al. 2019	validly published under the ICNP	correct name
"Methylothermaceae" Hirayama et al. 2014	not validly published	synonym

Parent taxon: Gammaproteobacteria Garrity et al. 2005

Assigned by: Bowman JP. Order VII. Methylococcales ord. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 248-252. 🇺🇸

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Record number: 5073

This LPSN page was printed on 2026-08-14 13:21:51

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Order Methylococcales