Name: "Methanoflexus" Protasov and Brune 2023

Category: Genus

Proposed as: gen. nov.

Etymology: Me.tha.no.fle’xus. N.L. neut. n. methanum, methane; N.L. pref. methano-, pertaining to methane (in compound words); L. masc. perf. part. flexus, a bending, turning, winding; N.L. masc. n. Methanoflexus, methane-producing (organism) with a curved shape

Gender: masculine (stem: Methanoflex-)

Type species: "Methanoflexus curvatus" (Leadbetter and Breznak 1997) Protasov and Brune 2023

Original publication: Protasov E, Nonoh JO, Kastle Silva JM, Mies US, Herve V, Dietrich C, Lang K, Mikulski L, Platt K, Poehlein A, et al. Diversity and taxonomic revision of methanogens and other archaea in the intestinal tract of terrestrial arthropods. Front Microbiol 2023; 14:1281628.

Nomenclatural status: not validly published

Taxonomic status: synonym (and no standing)

Correct name: Methanobrevibacter Balch and Wolfe 1981

• Synonyms:

  • Name	Kind
    "Methanobinarius" Protasov and Brune 2023	heterotypic synonym, not validly published
    Methanobrevibacter Balch and Wolfe 1981	heterotypic synonym, validly published under the ICNP
    "Methanacia" Protasov and Brune 2023	heterotypic synonym, not validly published
    "Methanarmilla" Protasov and Brune 2023	heterotypic synonym, not validly published
    "Methanobaculum" Protasov and Brune 2023	heterotypic synonym, not validly published
    "Methanocatella" Protasov and Brune 2023	heterotypic synonym, not validly published

• Notes:
  • 🚂 For the type species of this genus another name is in use, which is affiliated with the genus Methanobrevibacter Balch and Wolfe 1981. Publication: Leadbetter JR, Breznak JA. Physiological ecology of Methanobrevibacter cuticularis sp. nov. and Methanobrevibacter curvatus sp. nov., isolated from the hindgut of the termite Reticulitermes flavipes. Appl Environ Microbiol 1996; 62:3620-3631.
  • ✏ The authority of the taxon name (Protasov and Brune) deliberately differs from the authors of the publication (Protasov et al.).
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 1.

Subdivision:

Number of child taxa with a validly published and correct name: 0
Number of child taxa with a validly published name, including synonyms: 0
Total number of child taxa: 2

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Methanoflexus curvatus" (Leadbetter and Breznak 1997) Protasov and Brune 2023	not validly published	synonym (and no standing)
    "Candidatus Methanoflexus mossambicus" Protasov and Brune 2023	not validly published	preferred name (not correct name)

Parent taxon: Methanobacteriaceae Barker 1956 (Approved Lists 1980)

Assigned by: Protasov E, Nonoh JO, Kastle Silva JM, Mies US, Herve V, Dietrich C, Lang K, Mikulski L, Platt K, Poehlein A, et al. Diversity and taxonomic revision of methanogens and other archaea in the intestinal tract of terrestrial arthropods. Front Microbiol 2023; 14:1281628.

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Record number: 41713