Name: "Methylobacterium extorquens subsp. chloromethanicum" (McDonald et al. 2001) Alessa et al. 2021

Category: Subspecies

Proposed as: comb. nov.

Basonym: Methylobacterium chloromethanicum McDonald et al. 2001

Etymology: chlo.ro.me.tha’ni.cum. N.L. neut. adj. chloromethanicum, chloromethane-utilizing

Gender: neuter

Type strain: CM4; NCIMB 13688; VKM B-2223

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AF198624 Analyse FASTA

Original publication: Alessa O, Ogura Y, Fujitani Y, Takami H, Hayashi T, Sahin N, Tani A. Comprehensive Comparative Genomics and Phenotyping of Methylobacterium Species. Front Microbiol 2021; 12:740610.

Nomenclatural status: not validly published

Taxonomic status: synonym (and no standing)

Correct name: Methylobacterium dichloromethanicum subsp. chloromethanicum (McDonald et al. 2001) Hördt et al. 2020

• Synonyms:

  • Name	Kind
    Methylobacterium chloromethanicum McDonald et al. 2001	homotypic synonym, validly published under the ICNP, distinct rank
    Methylobacterium dichloromethanicum subsp. chloromethanicum (McDonald et al. 2001) Hördt et al. 2020	homotypic synonym, validly published under the ICNP

• Notes:
  • 🧍 The authors incorrectly gave several basonyms. Publication: Oren A, Arahal DR, Goker M, Moore ERB, Rossello-Mora R, Sutcliffe IC. International Code of Nomenclature of Prokaryotes. Prokaryotic Code (2022 Revision). Int J Syst Evol Microbiol 2023; 73:5585.
  • 🧍 The distinct name Methylobacterium extorquens subsp. dichloromethanicum from the same publication has a similar spelling. Publication: Angell RC, Freund GE, Willett P. Automatic spelling correction using a trigram similarity measure. Information Processing and Management 1983; 19:255-261.

Parent taxon: Methylobacterium extorquens (Urakami and Komagata 1984 ex Bassalik 1913) Bousfield and Green 1985

Assigned by: Alessa O, Ogura Y, Fujitani Y, Takami H, Hayashi T, Sahin N, Tani A. Comprehensive Comparative Genomics and Phenotyping of Methylobacterium Species. Front Microbiol 2021; 12:740610.

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Record number: 29616